# SAM3S8 PIOA

## Parallel Input/Output (PIOA) User Interface

### Registers

Register Mapping
Address | Register | Name | Access | Reset
--- | --- | --- | --- | ---
0x400E0E00 | PIO Enable Register | PIOA_PER | write-only | -
0x400E0E04 | PIO Disable Register | PIOA_PDR | write-only | -
0x400E0E08 | PIO Status Register | PIOA_PSR | read-only | -
0x400E0E10 | Output Enable Register | PIOA_OER | write-only | -
0x400E0E14 | Output Disable Register | PIOA_ODR | write-only | -
0x400E0E18 | Output Status Register | PIOA_OSR | read-only | 0x00000000
0x400E0E20 | Glitch Input Filter Enable Register | PIOA_IFER | write-only | -
0x400E0E24 | Glitch Input Filter Disable Register | PIOA_IFDR | write-only | -
0x400E0E28 | Glitch Input Filter Status Register | PIOA_IFSR | read-only | 0x00000000
0x400E0E30 | Set Output Data Register | PIOA_SODR | write-only | -
0x400E0E34 | Clear Output Data Register | PIOA_CODR | write-only | -
0x400E0E38 | Output Data Status Register | PIOA_ODSR | read-write | -
0x400E0E3C | Pin Data Status Register | PIOA_PDSR | read-only | -
0x400E0E40 | Interrupt Enable Register | PIOA_IER | write-only | -
0x400E0E44 | Interrupt Disable Register | PIOA_IDR | write-only | -
0x400E0E48 | Interrupt Mask Register | PIOA_IMR | read-only | 0x00000000
0x400E0E4C | Interrupt Status Register | PIOA_ISR | read-only | 0x00000000
0x400E0E50 | Multi-driver Enable Register | PIOA_MDER | write-only | -
0x400E0E54 | Multi-driver Disable Register | PIOA_MDDR | write-only | -
0x400E0E58 | Multi-driver Status Register | PIOA_MDSR | read-only | 0x00000000
0x400E0E60 | Pull-up Disable Register | PIOA_PUDR | write-only | -
0x400E0E64 | Pull-up Enable Register | PIOA_PUER | write-only | -
0x400E0E68 | Pad Pull-up Status Register | PIOA_PUSR | read-only | -
0x400E0E70 | Peripheral Select Register | PIOA_ABCDSR[2] | read-write | 0x0
0x400E0E80 | Input Filter Slow Clock Disable Register | PIOA_IFSCDR | write-only | -
0x400E0E84 | Input Filter Slow Clock Enable Register | PIOA_IFSCER | write-only | -
0x400E0E88 | Input Filter Slow Clock Status Register | PIOA_IFSCSR | read-only | 0x00000000
0x400E0E8C | Slow Clock Divider Debouncing Register | PIOA_SCDR | read-write | 0x00000000
0x400E0E90 | Pad Pull-down Disable Register | PIOA_PPDDR | write-only | -
0x400E0E94 | Pad Pull-down Enable Register | PIOA_PPDER | write-only | -
0x400E0E98 | Pad Pull-down Status Register | PIOA_PPDSR | read-only | -
0x400E0EA0 | Output Write Enable | PIOA_OWER | write-only | -
0x400E0EA4 | Output Write Disable | PIOA_OWDR | write-only | -
0x400E0EA8 | Output Write Status Register | PIOA_OWSR | read-only | 0x00000000
0x400E0EB0 | Additional Interrupt Modes Enable Register | PIOA_AIMER | write-only | -
0x400E0EB4 | Additional Interrupt Modes Disables Register | PIOA_AIMDR | write-only | -
0x400E0EB8 | Additional Interrupt Modes Mask Register | PIOA_AIMMR | read-only | 0x00000000
0x400E0EC0 | Edge Select Register | PIOA_ESR | write-only | -
0x400E0EC4 | Level Select Register | PIOA_LSR | write-only | -
0x400E0EC8 | Edge/Level Status Register | PIOA_ELSR | read-only | 0x00000000
0x400E0ED0 | Falling Edge/Low Level Select Register | PIOA_FELLSR | write-only | -
0x400E0ED4 | Rising Edge/ High Level Select Register | PIOA_REHLSR | write-only | -
0x400E0ED8 | Fall/Rise - Low/High Status Register | PIOA_FRLHSR | read-only | 0x00000000
0x400E0EE0 | Lock Status | PIOA_LOCKSR | read-only | 0x00000000
0x400E0EE4 | Write Protect Mode Register | PIOA_WPMR | read-write | 0x00000000
0x400E0EE8 | Write Protect Status Register | PIOA_WPSR | read-only | 0x00000000
0x400E0F00 | Schmitt Trigger Register | PIOA_SCHMITT | read-write | 0x00000000
0x400E0F50 | Parallel Capture Mode Register | PIOA_PCMR | read-write | 0x00000000
0x400E0F54 | Parallel Capture Interrupt Enable Register | PIOA_PCIER | write-only | -
0x400E0F58 | Parallel Capture Interrupt Disable Register | PIOA_PCIDR | write-only | -
0x400E0F5C | Parallel Capture Interrupt Mask Register | PIOA_PCIMR | read-only | 0x00000000
0x400E0F60 | Parallel Capture Interrupt Status Register | PIOA_PCISR | read-only | 0x00000000
0x400E0F64 | Parallel Capture Reception Holding Register | PIOA_PCRHR | read-only | 0x00000000
0x400E0F68 | Receive Pointer Register | PIOA_RPR | read-write | 0x00000000
0x400E0F6C | Receive Counter Register | PIOA_RCR | read-write | 0x00000000
0x400E0F70 | Transmit Pointer Register | PIOA_TPR | read-write | 0x00000000
0x400E0F74 | Transmit Counter Register | PIOA_TCR | read-write | 0x00000000
0x400E0F78 | Receive Next Pointer Register | PIOA_RNPR | read-write | 0x00000000
0x400E0F7C | Receive Next Counter Register | PIOA_RNCR | read-write | 0x00000000
0x400E0F80 | Transmit Next Pointer Register | PIOA_TNPR | read-write | 0x00000000
0x400E0F84 | Transmit Next Counter Register | PIOA_TNCR | read-write | 0x00000000
0x400E0F88 | Transfer Control Register | PIOA_PTCR | write-only | 0x00000000
0x400E0F8C | Transfer Status Register | PIOA_PTSR | read-only | 0x00000000

### Register Fields

#### PIOA PIO Enable Register

Name: PIOA_PER

Access: write-only

Address: 0x400E0E00

31 | 30 | 29 | 28 | 27 | 26 | 25 | 24
P31 | P30 | P29 | P28 | P27 | P26 | P25 | P24
23 | 22 | 21 | 20 | 19 | 18 | 17 | 16
P23 | P22 | P21 | P20 | P19 | P18 | P17 | P16
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8
P15 | P14 | P13 | P12 | P11 | P10 | P9 | P8
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0
P7 | P6 | P5 | P4 | P3 | P2 | P1 | P0

- P0: PIO Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the PIO to control the corresponding pin (disables peripheral control of the pin).

- P1: PIO Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the PIO to control the corresponding pin (disables peripheral control of the pin).

- P2: PIO Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the PIO to control the corresponding pin (disables peripheral control of the pin).

- P3: PIO Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the PIO to control the corresponding pin (disables peripheral control of the pin).

- P4: PIO Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the PIO to control the corresponding pin (disables peripheral control of the pin).

- P5: PIO Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the PIO to control the corresponding pin (disables peripheral control of the pin).

- P6: PIO Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the PIO to control the corresponding pin (disables peripheral control of the pin).

- P7: PIO Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the PIO to control the corresponding pin (disables peripheral control of the pin).

- P8: PIO Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the PIO to control the corresponding pin (disables peripheral control of the pin).

- P9: PIO Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the PIO to control the corresponding pin (disables peripheral control of the pin).

- P10: PIO Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the PIO to control the corresponding pin (disables peripheral control of the pin).

- P11: PIO Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the PIO to control the corresponding pin (disables peripheral control of the pin).

- P12: PIO Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the PIO to control the corresponding pin (disables peripheral control of the pin).

- P13: PIO Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the PIO to control the corresponding pin (disables peripheral control of the pin).

- P14: PIO Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the PIO to control the corresponding pin (disables peripheral control of the pin).

- P15: PIO Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the PIO to control the corresponding pin (disables peripheral control of the pin).

- P16: PIO Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the PIO to control the corresponding pin (disables peripheral control of the pin).

- P17: PIO Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the PIO to control the corresponding pin (disables peripheral control of the pin).

- P18: PIO Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the PIO to control the corresponding pin (disables peripheral control of the pin).

- P19: PIO Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the PIO to control the corresponding pin (disables peripheral control of the pin).

- P20: PIO Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the PIO to control the corresponding pin (disables peripheral control of the pin).

- P21: PIO Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the PIO to control the corresponding pin (disables peripheral control of the pin).

- P22: PIO Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the PIO to control the corresponding pin (disables peripheral control of the pin).

- P23: PIO Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the PIO to control the corresponding pin (disables peripheral control of the pin).

- P24: PIO Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the PIO to control the corresponding pin (disables peripheral control of the pin).

- P25: PIO Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the PIO to control the corresponding pin (disables peripheral control of the pin).

- P26: PIO Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the PIO to control the corresponding pin (disables peripheral control of the pin).

- P27: PIO Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the PIO to control the corresponding pin (disables peripheral control of the pin).

- P28: PIO Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the PIO to control the corresponding pin (disables peripheral control of the pin).

- P29: PIO Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the PIO to control the corresponding pin (disables peripheral control of the pin).

- P30: PIO Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the PIO to control the corresponding pin (disables peripheral control of the pin).

- P31: PIO Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the PIO to control the corresponding pin (disables peripheral control of the pin).

#### PIOA PIO Disable Register

Name: PIOA_PDR

Access: write-only

Address: 0x400E0E04

31 | 30 | 29 | 28 | 27 | 26 | 25 | 24
P31 | P30 | P29 | P28 | P27 | P26 | P25 | P24
23 | 22 | 21 | 20 | 19 | 18 | 17 | 16
P23 | P22 | P21 | P20 | P19 | P18 | P17 | P16
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8
P15 | P14 | P13 | P12 | P11 | P10 | P9 | P8
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0
P7 | P6 | P5 | P4 | P3 | P2 | P1 | P0

- P0: PIO Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the PIO from controlling the corresponding pin (enables peripheral control of the pin).

- P1: PIO Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the PIO from controlling the corresponding pin (enables peripheral control of the pin).

- P2: PIO Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the PIO from controlling the corresponding pin (enables peripheral control of the pin).

- P3: PIO Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the PIO from controlling the corresponding pin (enables peripheral control of the pin).

- P4: PIO Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the PIO from controlling the corresponding pin (enables peripheral control of the pin).

- P5: PIO Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the PIO from controlling the corresponding pin (enables peripheral control of the pin).

- P6: PIO Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the PIO from controlling the corresponding pin (enables peripheral control of the pin).

- P7: PIO Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the PIO from controlling the corresponding pin (enables peripheral control of the pin).

- P8: PIO Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the PIO from controlling the corresponding pin (enables peripheral control of the pin).

- P9: PIO Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the PIO from controlling the corresponding pin (enables peripheral control of the pin).

- P10: PIO Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the PIO from controlling the corresponding pin (enables peripheral control of the pin).

- P11: PIO Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the PIO from controlling the corresponding pin (enables peripheral control of the pin).

- P12: PIO Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the PIO from controlling the corresponding pin (enables peripheral control of the pin).

- P13: PIO Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the PIO from controlling the corresponding pin (enables peripheral control of the pin).

- P14: PIO Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the PIO from controlling the corresponding pin (enables peripheral control of the pin).

- P15: PIO Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the PIO from controlling the corresponding pin (enables peripheral control of the pin).

- P16: PIO Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the PIO from controlling the corresponding pin (enables peripheral control of the pin).

- P17: PIO Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the PIO from controlling the corresponding pin (enables peripheral control of the pin).

- P18: PIO Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the PIO from controlling the corresponding pin (enables peripheral control of the pin).

- P19: PIO Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the PIO from controlling the corresponding pin (enables peripheral control of the pin).

- P20: PIO Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the PIO from controlling the corresponding pin (enables peripheral control of the pin).

- P21: PIO Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the PIO from controlling the corresponding pin (enables peripheral control of the pin).

- P22: PIO Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the PIO from controlling the corresponding pin (enables peripheral control of the pin).

- P23: PIO Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the PIO from controlling the corresponding pin (enables peripheral control of the pin).

- P24: PIO Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the PIO from controlling the corresponding pin (enables peripheral control of the pin).

- P25: PIO Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the PIO from controlling the corresponding pin (enables peripheral control of the pin).

- P26: PIO Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the PIO from controlling the corresponding pin (enables peripheral control of the pin).

- P27: PIO Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the PIO from controlling the corresponding pin (enables peripheral control of the pin).

- P28: PIO Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the PIO from controlling the corresponding pin (enables peripheral control of the pin).

- P29: PIO Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the PIO from controlling the corresponding pin (enables peripheral control of the pin).

- P30: PIO Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the PIO from controlling the corresponding pin (enables peripheral control of the pin).

- P31: PIO Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the PIO from controlling the corresponding pin (enables peripheral control of the pin).

#### PIOA PIO Status Register

Name: PIOA_PSR

Access: read-only

Address: 0x400E0E08

31 | 30 | 29 | 28 | 27 | 26 | 25 | 24
P31 | P30 | P29 | P28 | P27 | P26 | P25 | P24
23 | 22 | 21 | 20 | 19 | 18 | 17 | 16
P23 | P22 | P21 | P20 | P19 | P18 | P17 | P16
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8
P15 | P14 | P13 | P12 | P11 | P10 | P9 | P8
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0
P7 | P6 | P5 | P4 | P3 | P2 | P1 | P0

- P0: PIO Status

  Value | Name | Description
  --- | --- | ---
  0 | - | PIO is inactive on the corresponding I/O line (peripheral is active).
  1 | - | PIO is active on the corresponding I/O line (peripheral is inactive).

- P1: PIO Status

  Value | Name | Description
  --- | --- | ---
  0 | - | PIO is inactive on the corresponding I/O line (peripheral is active).
  1 | - | PIO is active on the corresponding I/O line (peripheral is inactive).

- P2: PIO Status

  Value | Name | Description
  --- | --- | ---
  0 | - | PIO is inactive on the corresponding I/O line (peripheral is active).
  1 | - | PIO is active on the corresponding I/O line (peripheral is inactive).

- P3: PIO Status

  Value | Name | Description
  --- | --- | ---
  0 | - | PIO is inactive on the corresponding I/O line (peripheral is active).
  1 | - | PIO is active on the corresponding I/O line (peripheral is inactive).

- P4: PIO Status

  Value | Name | Description
  --- | --- | ---
  0 | - | PIO is inactive on the corresponding I/O line (peripheral is active).
  1 | - | PIO is active on the corresponding I/O line (peripheral is inactive).

- P5: PIO Status

  Value | Name | Description
  --- | --- | ---
  0 | - | PIO is inactive on the corresponding I/O line (peripheral is active).
  1 | - | PIO is active on the corresponding I/O line (peripheral is inactive).

- P6: PIO Status

  Value | Name | Description
  --- | --- | ---
  0 | - | PIO is inactive on the corresponding I/O line (peripheral is active).
  1 | - | PIO is active on the corresponding I/O line (peripheral is inactive).

- P7: PIO Status

  Value | Name | Description
  --- | --- | ---
  0 | - | PIO is inactive on the corresponding I/O line (peripheral is active).
  1 | - | PIO is active on the corresponding I/O line (peripheral is inactive).

- P8: PIO Status

  Value | Name | Description
  --- | --- | ---
  0 | - | PIO is inactive on the corresponding I/O line (peripheral is active).
  1 | - | PIO is active on the corresponding I/O line (peripheral is inactive).

- P9: PIO Status

  Value | Name | Description
  --- | --- | ---
  0 | - | PIO is inactive on the corresponding I/O line (peripheral is active).
  1 | - | PIO is active on the corresponding I/O line (peripheral is inactive).

- P10: PIO Status

  Value | Name | Description
  --- | --- | ---
  0 | - | PIO is inactive on the corresponding I/O line (peripheral is active).
  1 | - | PIO is active on the corresponding I/O line (peripheral is inactive).

- P11: PIO Status

  Value | Name | Description
  --- | --- | ---
  0 | - | PIO is inactive on the corresponding I/O line (peripheral is active).
  1 | - | PIO is active on the corresponding I/O line (peripheral is inactive).

- P12: PIO Status

  Value | Name | Description
  --- | --- | ---
  0 | - | PIO is inactive on the corresponding I/O line (peripheral is active).
  1 | - | PIO is active on the corresponding I/O line (peripheral is inactive).

- P13: PIO Status

  Value | Name | Description
  --- | --- | ---
  0 | - | PIO is inactive on the corresponding I/O line (peripheral is active).
  1 | - | PIO is active on the corresponding I/O line (peripheral is inactive).

- P14: PIO Status

  Value | Name | Description
  --- | --- | ---
  0 | - | PIO is inactive on the corresponding I/O line (peripheral is active).
  1 | - | PIO is active on the corresponding I/O line (peripheral is inactive).

- P15: PIO Status

  Value | Name | Description
  --- | --- | ---
  0 | - | PIO is inactive on the corresponding I/O line (peripheral is active).
  1 | - | PIO is active on the corresponding I/O line (peripheral is inactive).

- P16: PIO Status

  Value | Name | Description
  --- | --- | ---
  0 | - | PIO is inactive on the corresponding I/O line (peripheral is active).
  1 | - | PIO is active on the corresponding I/O line (peripheral is inactive).

- P17: PIO Status

  Value | Name | Description
  --- | --- | ---
  0 | - | PIO is inactive on the corresponding I/O line (peripheral is active).
  1 | - | PIO is active on the corresponding I/O line (peripheral is inactive).

- P18: PIO Status

  Value | Name | Description
  --- | --- | ---
  0 | - | PIO is inactive on the corresponding I/O line (peripheral is active).
  1 | - | PIO is active on the corresponding I/O line (peripheral is inactive).

- P19: PIO Status

  Value | Name | Description
  --- | --- | ---
  0 | - | PIO is inactive on the corresponding I/O line (peripheral is active).
  1 | - | PIO is active on the corresponding I/O line (peripheral is inactive).

- P20: PIO Status

  Value | Name | Description
  --- | --- | ---
  0 | - | PIO is inactive on the corresponding I/O line (peripheral is active).
  1 | - | PIO is active on the corresponding I/O line (peripheral is inactive).

- P21: PIO Status

  Value | Name | Description
  --- | --- | ---
  0 | - | PIO is inactive on the corresponding I/O line (peripheral is active).
  1 | - | PIO is active on the corresponding I/O line (peripheral is inactive).

- P22: PIO Status

  Value | Name | Description
  --- | --- | ---
  0 | - | PIO is inactive on the corresponding I/O line (peripheral is active).
  1 | - | PIO is active on the corresponding I/O line (peripheral is inactive).

- P23: PIO Status

  Value | Name | Description
  --- | --- | ---
  0 | - | PIO is inactive on the corresponding I/O line (peripheral is active).
  1 | - | PIO is active on the corresponding I/O line (peripheral is inactive).

- P24: PIO Status

  Value | Name | Description
  --- | --- | ---
  0 | - | PIO is inactive on the corresponding I/O line (peripheral is active).
  1 | - | PIO is active on the corresponding I/O line (peripheral is inactive).

- P25: PIO Status

  Value | Name | Description
  --- | --- | ---
  0 | - | PIO is inactive on the corresponding I/O line (peripheral is active).
  1 | - | PIO is active on the corresponding I/O line (peripheral is inactive).

- P26: PIO Status

  Value | Name | Description
  --- | --- | ---
  0 | - | PIO is inactive on the corresponding I/O line (peripheral is active).
  1 | - | PIO is active on the corresponding I/O line (peripheral is inactive).

- P27: PIO Status

  Value | Name | Description
  --- | --- | ---
  0 | - | PIO is inactive on the corresponding I/O line (peripheral is active).
  1 | - | PIO is active on the corresponding I/O line (peripheral is inactive).

- P28: PIO Status

  Value | Name | Description
  --- | --- | ---
  0 | - | PIO is inactive on the corresponding I/O line (peripheral is active).
  1 | - | PIO is active on the corresponding I/O line (peripheral is inactive).

- P29: PIO Status

  Value | Name | Description
  --- | --- | ---
  0 | - | PIO is inactive on the corresponding I/O line (peripheral is active).
  1 | - | PIO is active on the corresponding I/O line (peripheral is inactive).

- P30: PIO Status

  Value | Name | Description
  --- | --- | ---
  0 | - | PIO is inactive on the corresponding I/O line (peripheral is active).
  1 | - | PIO is active on the corresponding I/O line (peripheral is inactive).

- P31: PIO Status

  Value | Name | Description
  --- | --- | ---
  0 | - | PIO is inactive on the corresponding I/O line (peripheral is active).
  1 | - | PIO is active on the corresponding I/O line (peripheral is inactive).

#### PIOA Output Enable Register

Name: PIOA_OER

Access: write-only

Address: 0x400E0E10

31 | 30 | 29 | 28 | 27 | 26 | 25 | 24
P31 | P30 | P29 | P28 | P27 | P26 | P25 | P24
23 | 22 | 21 | 20 | 19 | 18 | 17 | 16
P23 | P22 | P21 | P20 | P19 | P18 | P17 | P16
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8
P15 | P14 | P13 | P12 | P11 | P10 | P9 | P8
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0
P7 | P6 | P5 | P4 | P3 | P2 | P1 | P0

- P0: Output Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the output on the I/O line.

- P1: Output Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the output on the I/O line.

- P2: Output Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the output on the I/O line.

- P3: Output Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the output on the I/O line.

- P4: Output Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the output on the I/O line.

- P5: Output Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the output on the I/O line.

- P6: Output Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the output on the I/O line.

- P7: Output Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the output on the I/O line.

- P8: Output Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the output on the I/O line.

- P9: Output Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the output on the I/O line.

- P10: Output Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the output on the I/O line.

- P11: Output Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the output on the I/O line.

- P12: Output Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the output on the I/O line.

- P13: Output Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the output on the I/O line.

- P14: Output Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the output on the I/O line.

- P15: Output Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the output on the I/O line.

- P16: Output Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the output on the I/O line.

- P17: Output Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the output on the I/O line.

- P18: Output Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the output on the I/O line.

- P19: Output Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the output on the I/O line.

- P20: Output Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the output on the I/O line.

- P21: Output Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the output on the I/O line.

- P22: Output Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the output on the I/O line.

- P23: Output Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the output on the I/O line.

- P24: Output Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the output on the I/O line.

- P25: Output Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the output on the I/O line.

- P26: Output Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the output on the I/O line.

- P27: Output Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the output on the I/O line.

- P28: Output Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the output on the I/O line.

- P29: Output Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the output on the I/O line.

- P30: Output Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the output on the I/O line.

- P31: Output Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the output on the I/O line.

#### PIOA Output Disable Register

Name: PIOA_ODR

Access: write-only

Address: 0x400E0E14

31 | 30 | 29 | 28 | 27 | 26 | 25 | 24
P31 | P30 | P29 | P28 | P27 | P26 | P25 | P24
23 | 22 | 21 | 20 | 19 | 18 | 17 | 16
P23 | P22 | P21 | P20 | P19 | P18 | P17 | P16
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8
P15 | P14 | P13 | P12 | P11 | P10 | P9 | P8
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0
P7 | P6 | P5 | P4 | P3 | P2 | P1 | P0

- P0: Output Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the output on the I/O line.

- P1: Output Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the output on the I/O line.

- P2: Output Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the output on the I/O line.

- P3: Output Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the output on the I/O line.

- P4: Output Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the output on the I/O line.

- P5: Output Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the output on the I/O line.

- P6: Output Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the output on the I/O line.

- P7: Output Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the output on the I/O line.

- P8: Output Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the output on the I/O line.

- P9: Output Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the output on the I/O line.

- P10: Output Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the output on the I/O line.

- P11: Output Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the output on the I/O line.

- P12: Output Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the output on the I/O line.

- P13: Output Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the output on the I/O line.

- P14: Output Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the output on the I/O line.

- P15: Output Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the output on the I/O line.

- P16: Output Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the output on the I/O line.

- P17: Output Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the output on the I/O line.

- P18: Output Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the output on the I/O line.

- P19: Output Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the output on the I/O line.

- P20: Output Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the output on the I/O line.

- P21: Output Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the output on the I/O line.

- P22: Output Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the output on the I/O line.

- P23: Output Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the output on the I/O line.

- P24: Output Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the output on the I/O line.

- P25: Output Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the output on the I/O line.

- P26: Output Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the output on the I/O line.

- P27: Output Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the output on the I/O line.

- P28: Output Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the output on the I/O line.

- P29: Output Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the output on the I/O line.

- P30: Output Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the output on the I/O line.

- P31: Output Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the output on the I/O line.

#### PIOA Output Status Register

Name: PIOA_OSR

Access: read-only

Address: 0x400E0E18

31 | 30 | 29 | 28 | 27 | 26 | 25 | 24
P31 | P30 | P29 | P28 | P27 | P26 | P25 | P24
23 | 22 | 21 | 20 | 19 | 18 | 17 | 16
P23 | P22 | P21 | P20 | P19 | P18 | P17 | P16
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8
P15 | P14 | P13 | P12 | P11 | P10 | P9 | P8
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0
P7 | P6 | P5 | P4 | P3 | P2 | P1 | P0

- P0: Output Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is a pure input.
  1 | - | The I/O line is enabled in output.

- P1: Output Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is a pure input.
  1 | - | The I/O line is enabled in output.

- P2: Output Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is a pure input.
  1 | - | The I/O line is enabled in output.

- P3: Output Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is a pure input.
  1 | - | The I/O line is enabled in output.

- P4: Output Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is a pure input.
  1 | - | The I/O line is enabled in output.

- P5: Output Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is a pure input.
  1 | - | The I/O line is enabled in output.

- P6: Output Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is a pure input.
  1 | - | The I/O line is enabled in output.

- P7: Output Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is a pure input.
  1 | - | The I/O line is enabled in output.

- P8: Output Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is a pure input.
  1 | - | The I/O line is enabled in output.

- P9: Output Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is a pure input.
  1 | - | The I/O line is enabled in output.

- P10: Output Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is a pure input.
  1 | - | The I/O line is enabled in output.

- P11: Output Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is a pure input.
  1 | - | The I/O line is enabled in output.

- P12: Output Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is a pure input.
  1 | - | The I/O line is enabled in output.

- P13: Output Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is a pure input.
  1 | - | The I/O line is enabled in output.

- P14: Output Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is a pure input.
  1 | - | The I/O line is enabled in output.

- P15: Output Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is a pure input.
  1 | - | The I/O line is enabled in output.

- P16: Output Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is a pure input.
  1 | - | The I/O line is enabled in output.

- P17: Output Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is a pure input.
  1 | - | The I/O line is enabled in output.

- P18: Output Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is a pure input.
  1 | - | The I/O line is enabled in output.

- P19: Output Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is a pure input.
  1 | - | The I/O line is enabled in output.

- P20: Output Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is a pure input.
  1 | - | The I/O line is enabled in output.

- P21: Output Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is a pure input.
  1 | - | The I/O line is enabled in output.

- P22: Output Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is a pure input.
  1 | - | The I/O line is enabled in output.

- P23: Output Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is a pure input.
  1 | - | The I/O line is enabled in output.

- P24: Output Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is a pure input.
  1 | - | The I/O line is enabled in output.

- P25: Output Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is a pure input.
  1 | - | The I/O line is enabled in output.

- P26: Output Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is a pure input.
  1 | - | The I/O line is enabled in output.

- P27: Output Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is a pure input.
  1 | - | The I/O line is enabled in output.

- P28: Output Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is a pure input.
  1 | - | The I/O line is enabled in output.

- P29: Output Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is a pure input.
  1 | - | The I/O line is enabled in output.

- P30: Output Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is a pure input.
  1 | - | The I/O line is enabled in output.

- P31: Output Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is a pure input.
  1 | - | The I/O line is enabled in output.

#### PIOA Glitch Input Filter Enable Register

Name: PIOA_IFER

Access: write-only

Address: 0x400E0E20

31 | 30 | 29 | 28 | 27 | 26 | 25 | 24
P31 | P30 | P29 | P28 | P27 | P26 | P25 | P24
23 | 22 | 21 | 20 | 19 | 18 | 17 | 16
P23 | P22 | P21 | P20 | P19 | P18 | P17 | P16
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8
P15 | P14 | P13 | P12 | P11 | P10 | P9 | P8
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0
P7 | P6 | P5 | P4 | P3 | P2 | P1 | P0

- P0: Input Filter Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the input glitch filter on the I/O line.

- P1: Input Filter Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the input glitch filter on the I/O line.

- P2: Input Filter Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the input glitch filter on the I/O line.

- P3: Input Filter Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the input glitch filter on the I/O line.

- P4: Input Filter Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the input glitch filter on the I/O line.

- P5: Input Filter Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the input glitch filter on the I/O line.

- P6: Input Filter Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the input glitch filter on the I/O line.

- P7: Input Filter Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the input glitch filter on the I/O line.

- P8: Input Filter Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the input glitch filter on the I/O line.

- P9: Input Filter Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the input glitch filter on the I/O line.

- P10: Input Filter Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the input glitch filter on the I/O line.

- P11: Input Filter Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the input glitch filter on the I/O line.

- P12: Input Filter Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the input glitch filter on the I/O line.

- P13: Input Filter Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the input glitch filter on the I/O line.

- P14: Input Filter Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the input glitch filter on the I/O line.

- P15: Input Filter Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the input glitch filter on the I/O line.

- P16: Input Filter Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the input glitch filter on the I/O line.

- P17: Input Filter Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the input glitch filter on the I/O line.

- P18: Input Filter Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the input glitch filter on the I/O line.

- P19: Input Filter Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the input glitch filter on the I/O line.

- P20: Input Filter Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the input glitch filter on the I/O line.

- P21: Input Filter Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the input glitch filter on the I/O line.

- P22: Input Filter Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the input glitch filter on the I/O line.

- P23: Input Filter Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the input glitch filter on the I/O line.

- P24: Input Filter Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the input glitch filter on the I/O line.

- P25: Input Filter Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the input glitch filter on the I/O line.

- P26: Input Filter Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the input glitch filter on the I/O line.

- P27: Input Filter Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the input glitch filter on the I/O line.

- P28: Input Filter Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the input glitch filter on the I/O line.

- P29: Input Filter Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the input glitch filter on the I/O line.

- P30: Input Filter Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the input glitch filter on the I/O line.

- P31: Input Filter Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the input glitch filter on the I/O line.

#### PIOA Glitch Input Filter Disable Register

Name: PIOA_IFDR

Access: write-only

Address: 0x400E0E24

31 | 30 | 29 | 28 | 27 | 26 | 25 | 24
P31 | P30 | P29 | P28 | P27 | P26 | P25 | P24
23 | 22 | 21 | 20 | 19 | 18 | 17 | 16
P23 | P22 | P21 | P20 | P19 | P18 | P17 | P16
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8
P15 | P14 | P13 | P12 | P11 | P10 | P9 | P8
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0
P7 | P6 | P5 | P4 | P3 | P2 | P1 | P0

- P0: Input Filter Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the input glitch filter on the I/O line.

- P1: Input Filter Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the input glitch filter on the I/O line.

- P2: Input Filter Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the input glitch filter on the I/O line.

- P3: Input Filter Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the input glitch filter on the I/O line.

- P4: Input Filter Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the input glitch filter on the I/O line.

- P5: Input Filter Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the input glitch filter on the I/O line.

- P6: Input Filter Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the input glitch filter on the I/O line.

- P7: Input Filter Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the input glitch filter on the I/O line.

- P8: Input Filter Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the input glitch filter on the I/O line.

- P9: Input Filter Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the input glitch filter on the I/O line.

- P10: Input Filter Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the input glitch filter on the I/O line.

- P11: Input Filter Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the input glitch filter on the I/O line.

- P12: Input Filter Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the input glitch filter on the I/O line.

- P13: Input Filter Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the input glitch filter on the I/O line.

- P14: Input Filter Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the input glitch filter on the I/O line.

- P15: Input Filter Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the input glitch filter on the I/O line.

- P16: Input Filter Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the input glitch filter on the I/O line.

- P17: Input Filter Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the input glitch filter on the I/O line.

- P18: Input Filter Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the input glitch filter on the I/O line.

- P19: Input Filter Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the input glitch filter on the I/O line.

- P20: Input Filter Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the input glitch filter on the I/O line.

- P21: Input Filter Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the input glitch filter on the I/O line.

- P22: Input Filter Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the input glitch filter on the I/O line.

- P23: Input Filter Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the input glitch filter on the I/O line.

- P24: Input Filter Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the input glitch filter on the I/O line.

- P25: Input Filter Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the input glitch filter on the I/O line.

- P26: Input Filter Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the input glitch filter on the I/O line.

- P27: Input Filter Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the input glitch filter on the I/O line.

- P28: Input Filter Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the input glitch filter on the I/O line.

- P29: Input Filter Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the input glitch filter on the I/O line.

- P30: Input Filter Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the input glitch filter on the I/O line.

- P31: Input Filter Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the input glitch filter on the I/O line.

#### PIOA Glitch Input Filter Status Register

Name: PIOA_IFSR

Access: read-only

Address: 0x400E0E28

31 | 30 | 29 | 28 | 27 | 26 | 25 | 24
P31 | P30 | P29 | P28 | P27 | P26 | P25 | P24
23 | 22 | 21 | 20 | 19 | 18 | 17 | 16
P23 | P22 | P21 | P20 | P19 | P18 | P17 | P16
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8
P15 | P14 | P13 | P12 | P11 | P10 | P9 | P8
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0
P7 | P6 | P5 | P4 | P3 | P2 | P1 | P0

- P0: Input Filer Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The input glitch filter is disabled on the I/O line.
  1 | - | The input glitch filter is enabled on the I/O line.

- P1: Input Filer Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The input glitch filter is disabled on the I/O line.
  1 | - | The input glitch filter is enabled on the I/O line.

- P2: Input Filer Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The input glitch filter is disabled on the I/O line.
  1 | - | The input glitch filter is enabled on the I/O line.

- P3: Input Filer Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The input glitch filter is disabled on the I/O line.
  1 | - | The input glitch filter is enabled on the I/O line.

- P4: Input Filer Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The input glitch filter is disabled on the I/O line.
  1 | - | The input glitch filter is enabled on the I/O line.

- P5: Input Filer Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The input glitch filter is disabled on the I/O line.
  1 | - | The input glitch filter is enabled on the I/O line.

- P6: Input Filer Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The input glitch filter is disabled on the I/O line.
  1 | - | The input glitch filter is enabled on the I/O line.

- P7: Input Filer Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The input glitch filter is disabled on the I/O line.
  1 | - | The input glitch filter is enabled on the I/O line.

- P8: Input Filer Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The input glitch filter is disabled on the I/O line.
  1 | - | The input glitch filter is enabled on the I/O line.

- P9: Input Filer Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The input glitch filter is disabled on the I/O line.
  1 | - | The input glitch filter is enabled on the I/O line.

- P10: Input Filer Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The input glitch filter is disabled on the I/O line.
  1 | - | The input glitch filter is enabled on the I/O line.

- P11: Input Filer Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The input glitch filter is disabled on the I/O line.
  1 | - | The input glitch filter is enabled on the I/O line.

- P12: Input Filer Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The input glitch filter is disabled on the I/O line.
  1 | - | The input glitch filter is enabled on the I/O line.

- P13: Input Filer Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The input glitch filter is disabled on the I/O line.
  1 | - | The input glitch filter is enabled on the I/O line.

- P14: Input Filer Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The input glitch filter is disabled on the I/O line.
  1 | - | The input glitch filter is enabled on the I/O line.

- P15: Input Filer Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The input glitch filter is disabled on the I/O line.
  1 | - | The input glitch filter is enabled on the I/O line.

- P16: Input Filer Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The input glitch filter is disabled on the I/O line.
  1 | - | The input glitch filter is enabled on the I/O line.

- P17: Input Filer Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The input glitch filter is disabled on the I/O line.
  1 | - | The input glitch filter is enabled on the I/O line.

- P18: Input Filer Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The input glitch filter is disabled on the I/O line.
  1 | - | The input glitch filter is enabled on the I/O line.

- P19: Input Filer Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The input glitch filter is disabled on the I/O line.
  1 | - | The input glitch filter is enabled on the I/O line.

- P20: Input Filer Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The input glitch filter is disabled on the I/O line.
  1 | - | The input glitch filter is enabled on the I/O line.

- P21: Input Filer Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The input glitch filter is disabled on the I/O line.
  1 | - | The input glitch filter is enabled on the I/O line.

- P22: Input Filer Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The input glitch filter is disabled on the I/O line.
  1 | - | The input glitch filter is enabled on the I/O line.

- P23: Input Filer Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The input glitch filter is disabled on the I/O line.
  1 | - | The input glitch filter is enabled on the I/O line.

- P24: Input Filer Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The input glitch filter is disabled on the I/O line.
  1 | - | The input glitch filter is enabled on the I/O line.

- P25: Input Filer Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The input glitch filter is disabled on the I/O line.
  1 | - | The input glitch filter is enabled on the I/O line.

- P26: Input Filer Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The input glitch filter is disabled on the I/O line.
  1 | - | The input glitch filter is enabled on the I/O line.

- P27: Input Filer Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The input glitch filter is disabled on the I/O line.
  1 | - | The input glitch filter is enabled on the I/O line.

- P28: Input Filer Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The input glitch filter is disabled on the I/O line.
  1 | - | The input glitch filter is enabled on the I/O line.

- P29: Input Filer Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The input glitch filter is disabled on the I/O line.
  1 | - | The input glitch filter is enabled on the I/O line.

- P30: Input Filer Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The input glitch filter is disabled on the I/O line.
  1 | - | The input glitch filter is enabled on the I/O line.

- P31: Input Filer Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The input glitch filter is disabled on the I/O line.
  1 | - | The input glitch filter is enabled on the I/O line.

#### PIOA Set Output Data Register

Name: PIOA_SODR

Access: write-only

Address: 0x400E0E30

31 | 30 | 29 | 28 | 27 | 26 | 25 | 24
P31 | P30 | P29 | P28 | P27 | P26 | P25 | P24
23 | 22 | 21 | 20 | 19 | 18 | 17 | 16
P23 | P22 | P21 | P20 | P19 | P18 | P17 | P16
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8
P15 | P14 | P13 | P12 | P11 | P10 | P9 | P8
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0
P7 | P6 | P5 | P4 | P3 | P2 | P1 | P0

- P0: Set Output Data

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Sets the data to be driven on the I/O line.

- P1: Set Output Data

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Sets the data to be driven on the I/O line.

- P2: Set Output Data

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Sets the data to be driven on the I/O line.

- P3: Set Output Data

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Sets the data to be driven on the I/O line.

- P4: Set Output Data

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Sets the data to be driven on the I/O line.

- P5: Set Output Data

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Sets the data to be driven on the I/O line.

- P6: Set Output Data

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Sets the data to be driven on the I/O line.

- P7: Set Output Data

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Sets the data to be driven on the I/O line.

- P8: Set Output Data

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Sets the data to be driven on the I/O line.

- P9: Set Output Data

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Sets the data to be driven on the I/O line.

- P10: Set Output Data

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Sets the data to be driven on the I/O line.

- P11: Set Output Data

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Sets the data to be driven on the I/O line.

- P12: Set Output Data

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Sets the data to be driven on the I/O line.

- P13: Set Output Data

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Sets the data to be driven on the I/O line.

- P14: Set Output Data

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Sets the data to be driven on the I/O line.

- P15: Set Output Data

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Sets the data to be driven on the I/O line.

- P16: Set Output Data

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Sets the data to be driven on the I/O line.

- P17: Set Output Data

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Sets the data to be driven on the I/O line.

- P18: Set Output Data

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Sets the data to be driven on the I/O line.

- P19: Set Output Data

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Sets the data to be driven on the I/O line.

- P20: Set Output Data

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Sets the data to be driven on the I/O line.

- P21: Set Output Data

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Sets the data to be driven on the I/O line.

- P22: Set Output Data

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Sets the data to be driven on the I/O line.

- P23: Set Output Data

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Sets the data to be driven on the I/O line.

- P24: Set Output Data

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Sets the data to be driven on the I/O line.

- P25: Set Output Data

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Sets the data to be driven on the I/O line.

- P26: Set Output Data

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Sets the data to be driven on the I/O line.

- P27: Set Output Data

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Sets the data to be driven on the I/O line.

- P28: Set Output Data

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Sets the data to be driven on the I/O line.

- P29: Set Output Data

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Sets the data to be driven on the I/O line.

- P30: Set Output Data

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Sets the data to be driven on the I/O line.

- P31: Set Output Data

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Sets the data to be driven on the I/O line.

#### PIOA Clear Output Data Register

Name: PIOA_CODR

Access: write-only

Address: 0x400E0E34

31 | 30 | 29 | 28 | 27 | 26 | 25 | 24
P31 | P30 | P29 | P28 | P27 | P26 | P25 | P24
23 | 22 | 21 | 20 | 19 | 18 | 17 | 16
P23 | P22 | P21 | P20 | P19 | P18 | P17 | P16
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8
P15 | P14 | P13 | P12 | P11 | P10 | P9 | P8
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0
P7 | P6 | P5 | P4 | P3 | P2 | P1 | P0

- P0: Clear Output Data

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Clears the data to be driven on the I/O line.

- P1: Clear Output Data

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Clears the data to be driven on the I/O line.

- P2: Clear Output Data

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Clears the data to be driven on the I/O line.

- P3: Clear Output Data

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Clears the data to be driven on the I/O line.

- P4: Clear Output Data

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Clears the data to be driven on the I/O line.

- P5: Clear Output Data

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Clears the data to be driven on the I/O line.

- P6: Clear Output Data

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Clears the data to be driven on the I/O line.

- P7: Clear Output Data

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Clears the data to be driven on the I/O line.

- P8: Clear Output Data

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Clears the data to be driven on the I/O line.

- P9: Clear Output Data

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Clears the data to be driven on the I/O line.

- P10: Clear Output Data

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Clears the data to be driven on the I/O line.

- P11: Clear Output Data

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Clears the data to be driven on the I/O line.

- P12: Clear Output Data

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Clears the data to be driven on the I/O line.

- P13: Clear Output Data

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Clears the data to be driven on the I/O line.

- P14: Clear Output Data

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Clears the data to be driven on the I/O line.

- P15: Clear Output Data

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Clears the data to be driven on the I/O line.

- P16: Clear Output Data

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Clears the data to be driven on the I/O line.

- P17: Clear Output Data

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Clears the data to be driven on the I/O line.

- P18: Clear Output Data

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Clears the data to be driven on the I/O line.

- P19: Clear Output Data

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Clears the data to be driven on the I/O line.

- P20: Clear Output Data

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Clears the data to be driven on the I/O line.

- P21: Clear Output Data

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Clears the data to be driven on the I/O line.

- P22: Clear Output Data

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Clears the data to be driven on the I/O line.

- P23: Clear Output Data

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Clears the data to be driven on the I/O line.

- P24: Clear Output Data

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Clears the data to be driven on the I/O line.

- P25: Clear Output Data

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Clears the data to be driven on the I/O line.

- P26: Clear Output Data

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Clears the data to be driven on the I/O line.

- P27: Clear Output Data

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Clears the data to be driven on the I/O line.

- P28: Clear Output Data

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Clears the data to be driven on the I/O line.

- P29: Clear Output Data

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Clears the data to be driven on the I/O line.

- P30: Clear Output Data

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Clears the data to be driven on the I/O line.

- P31: Clear Output Data

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Clears the data to be driven on the I/O line.

#### PIOA Output Data Status Register

Name: PIOA_ODSR

Access: read-write

Address: 0x400E0E38

31 | 30 | 29 | 28 | 27 | 26 | 25 | 24
P31 | P30 | P29 | P28 | P27 | P26 | P25 | P24
23 | 22 | 21 | 20 | 19 | 18 | 17 | 16
P23 | P22 | P21 | P20 | P19 | P18 | P17 | P16
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8
P15 | P14 | P13 | P12 | P11 | P10 | P9 | P8
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0
P7 | P6 | P5 | P4 | P3 | P2 | P1 | P0

- P0: Output Data Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The data to be driven on the I/O line is 0.
  1 | - | The data to be driven on the I/O line is 1.

- P1: Output Data Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The data to be driven on the I/O line is 0.
  1 | - | The data to be driven on the I/O line is 1.

- P2: Output Data Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The data to be driven on the I/O line is 0.
  1 | - | The data to be driven on the I/O line is 1.

- P3: Output Data Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The data to be driven on the I/O line is 0.
  1 | - | The data to be driven on the I/O line is 1.

- P4: Output Data Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The data to be driven on the I/O line is 0.
  1 | - | The data to be driven on the I/O line is 1.

- P5: Output Data Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The data to be driven on the I/O line is 0.
  1 | - | The data to be driven on the I/O line is 1.

- P6: Output Data Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The data to be driven on the I/O line is 0.
  1 | - | The data to be driven on the I/O line is 1.

- P7: Output Data Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The data to be driven on the I/O line is 0.
  1 | - | The data to be driven on the I/O line is 1.

- P8: Output Data Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The data to be driven on the I/O line is 0.
  1 | - | The data to be driven on the I/O line is 1.

- P9: Output Data Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The data to be driven on the I/O line is 0.
  1 | - | The data to be driven on the I/O line is 1.

- P10: Output Data Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The data to be driven on the I/O line is 0.
  1 | - | The data to be driven on the I/O line is 1.

- P11: Output Data Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The data to be driven on the I/O line is 0.
  1 | - | The data to be driven on the I/O line is 1.

- P12: Output Data Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The data to be driven on the I/O line is 0.
  1 | - | The data to be driven on the I/O line is 1.

- P13: Output Data Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The data to be driven on the I/O line is 0.
  1 | - | The data to be driven on the I/O line is 1.

- P14: Output Data Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The data to be driven on the I/O line is 0.
  1 | - | The data to be driven on the I/O line is 1.

- P15: Output Data Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The data to be driven on the I/O line is 0.
  1 | - | The data to be driven on the I/O line is 1.

- P16: Output Data Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The data to be driven on the I/O line is 0.
  1 | - | The data to be driven on the I/O line is 1.

- P17: Output Data Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The data to be driven on the I/O line is 0.
  1 | - | The data to be driven on the I/O line is 1.

- P18: Output Data Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The data to be driven on the I/O line is 0.
  1 | - | The data to be driven on the I/O line is 1.

- P19: Output Data Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The data to be driven on the I/O line is 0.
  1 | - | The data to be driven on the I/O line is 1.

- P20: Output Data Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The data to be driven on the I/O line is 0.
  1 | - | The data to be driven on the I/O line is 1.

- P21: Output Data Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The data to be driven on the I/O line is 0.
  1 | - | The data to be driven on the I/O line is 1.

- P22: Output Data Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The data to be driven on the I/O line is 0.
  1 | - | The data to be driven on the I/O line is 1.

- P23: Output Data Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The data to be driven on the I/O line is 0.
  1 | - | The data to be driven on the I/O line is 1.

- P24: Output Data Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The data to be driven on the I/O line is 0.
  1 | - | The data to be driven on the I/O line is 1.

- P25: Output Data Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The data to be driven on the I/O line is 0.
  1 | - | The data to be driven on the I/O line is 1.

- P26: Output Data Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The data to be driven on the I/O line is 0.
  1 | - | The data to be driven on the I/O line is 1.

- P27: Output Data Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The data to be driven on the I/O line is 0.
  1 | - | The data to be driven on the I/O line is 1.

- P28: Output Data Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The data to be driven on the I/O line is 0.
  1 | - | The data to be driven on the I/O line is 1.

- P29: Output Data Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The data to be driven on the I/O line is 0.
  1 | - | The data to be driven on the I/O line is 1.

- P30: Output Data Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The data to be driven on the I/O line is 0.
  1 | - | The data to be driven on the I/O line is 1.

- P31: Output Data Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The data to be driven on the I/O line is 0.
  1 | - | The data to be driven on the I/O line is 1.

#### PIOA Pin Data Status Register

Name: PIOA_PDSR

Access: read-only

Address: 0x400E0E3C

31 | 30 | 29 | 28 | 27 | 26 | 25 | 24
P31 | P30 | P29 | P28 | P27 | P26 | P25 | P24
23 | 22 | 21 | 20 | 19 | 18 | 17 | 16
P23 | P22 | P21 | P20 | P19 | P18 | P17 | P16
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8
P15 | P14 | P13 | P12 | P11 | P10 | P9 | P8
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0
P7 | P6 | P5 | P4 | P3 | P2 | P1 | P0

- P0: Output Data Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is at level 0.
  1 | - | The I/O line is at level 1.

- P1: Output Data Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is at level 0.
  1 | - | The I/O line is at level 1.

- P2: Output Data Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is at level 0.
  1 | - | The I/O line is at level 1.

- P3: Output Data Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is at level 0.
  1 | - | The I/O line is at level 1.

- P4: Output Data Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is at level 0.
  1 | - | The I/O line is at level 1.

- P5: Output Data Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is at level 0.
  1 | - | The I/O line is at level 1.

- P6: Output Data Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is at level 0.
  1 | - | The I/O line is at level 1.

- P7: Output Data Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is at level 0.
  1 | - | The I/O line is at level 1.

- P8: Output Data Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is at level 0.
  1 | - | The I/O line is at level 1.

- P9: Output Data Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is at level 0.
  1 | - | The I/O line is at level 1.

- P10: Output Data Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is at level 0.
  1 | - | The I/O line is at level 1.

- P11: Output Data Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is at level 0.
  1 | - | The I/O line is at level 1.

- P12: Output Data Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is at level 0.
  1 | - | The I/O line is at level 1.

- P13: Output Data Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is at level 0.
  1 | - | The I/O line is at level 1.

- P14: Output Data Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is at level 0.
  1 | - | The I/O line is at level 1.

- P15: Output Data Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is at level 0.
  1 | - | The I/O line is at level 1.

- P16: Output Data Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is at level 0.
  1 | - | The I/O line is at level 1.

- P17: Output Data Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is at level 0.
  1 | - | The I/O line is at level 1.

- P18: Output Data Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is at level 0.
  1 | - | The I/O line is at level 1.

- P19: Output Data Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is at level 0.
  1 | - | The I/O line is at level 1.

- P20: Output Data Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is at level 0.
  1 | - | The I/O line is at level 1.

- P21: Output Data Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is at level 0.
  1 | - | The I/O line is at level 1.

- P22: Output Data Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is at level 0.
  1 | - | The I/O line is at level 1.

- P23: Output Data Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is at level 0.
  1 | - | The I/O line is at level 1.

- P24: Output Data Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is at level 0.
  1 | - | The I/O line is at level 1.

- P25: Output Data Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is at level 0.
  1 | - | The I/O line is at level 1.

- P26: Output Data Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is at level 0.
  1 | - | The I/O line is at level 1.

- P27: Output Data Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is at level 0.
  1 | - | The I/O line is at level 1.

- P28: Output Data Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is at level 0.
  1 | - | The I/O line is at level 1.

- P29: Output Data Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is at level 0.
  1 | - | The I/O line is at level 1.

- P30: Output Data Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is at level 0.
  1 | - | The I/O line is at level 1.

- P31: Output Data Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is at level 0.
  1 | - | The I/O line is at level 1.

#### PIOA Interrupt Enable Register

Name: PIOA_IER

Access: write-only

Address: 0x400E0E40

31 | 30 | 29 | 28 | 27 | 26 | 25 | 24
P31 | P30 | P29 | P28 | P27 | P26 | P25 | P24
23 | 22 | 21 | 20 | 19 | 18 | 17 | 16
P23 | P22 | P21 | P20 | P19 | P18 | P17 | P16
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8
P15 | P14 | P13 | P12 | P11 | P10 | P9 | P8
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0
P7 | P6 | P5 | P4 | P3 | P2 | P1 | P0

- P0: Input Change Interrupt Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the Input Change Interrupt on the I/O line.

- P1: Input Change Interrupt Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the Input Change Interrupt on the I/O line.

- P2: Input Change Interrupt Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the Input Change Interrupt on the I/O line.

- P3: Input Change Interrupt Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the Input Change Interrupt on the I/O line.

- P4: Input Change Interrupt Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the Input Change Interrupt on the I/O line.

- P5: Input Change Interrupt Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the Input Change Interrupt on the I/O line.

- P6: Input Change Interrupt Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the Input Change Interrupt on the I/O line.

- P7: Input Change Interrupt Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the Input Change Interrupt on the I/O line.

- P8: Input Change Interrupt Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the Input Change Interrupt on the I/O line.

- P9: Input Change Interrupt Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the Input Change Interrupt on the I/O line.

- P10: Input Change Interrupt Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the Input Change Interrupt on the I/O line.

- P11: Input Change Interrupt Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the Input Change Interrupt on the I/O line.

- P12: Input Change Interrupt Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the Input Change Interrupt on the I/O line.

- P13: Input Change Interrupt Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the Input Change Interrupt on the I/O line.

- P14: Input Change Interrupt Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the Input Change Interrupt on the I/O line.

- P15: Input Change Interrupt Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the Input Change Interrupt on the I/O line.

- P16: Input Change Interrupt Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the Input Change Interrupt on the I/O line.

- P17: Input Change Interrupt Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the Input Change Interrupt on the I/O line.

- P18: Input Change Interrupt Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the Input Change Interrupt on the I/O line.

- P19: Input Change Interrupt Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the Input Change Interrupt on the I/O line.

- P20: Input Change Interrupt Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the Input Change Interrupt on the I/O line.

- P21: Input Change Interrupt Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the Input Change Interrupt on the I/O line.

- P22: Input Change Interrupt Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the Input Change Interrupt on the I/O line.

- P23: Input Change Interrupt Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the Input Change Interrupt on the I/O line.

- P24: Input Change Interrupt Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the Input Change Interrupt on the I/O line.

- P25: Input Change Interrupt Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the Input Change Interrupt on the I/O line.

- P26: Input Change Interrupt Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the Input Change Interrupt on the I/O line.

- P27: Input Change Interrupt Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the Input Change Interrupt on the I/O line.

- P28: Input Change Interrupt Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the Input Change Interrupt on the I/O line.

- P29: Input Change Interrupt Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the Input Change Interrupt on the I/O line.

- P30: Input Change Interrupt Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the Input Change Interrupt on the I/O line.

- P31: Input Change Interrupt Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the Input Change Interrupt on the I/O line.

#### PIOA Interrupt Disable Register

Name: PIOA_IDR

Access: write-only

Address: 0x400E0E44

31 | 30 | 29 | 28 | 27 | 26 | 25 | 24
P31 | P30 | P29 | P28 | P27 | P26 | P25 | P24
23 | 22 | 21 | 20 | 19 | 18 | 17 | 16
P23 | P22 | P21 | P20 | P19 | P18 | P17 | P16
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8
P15 | P14 | P13 | P12 | P11 | P10 | P9 | P8
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0
P7 | P6 | P5 | P4 | P3 | P2 | P1 | P0

- P0: Input Change Interrupt Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the Input Change Interrupt on the I/O line.

- P1: Input Change Interrupt Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the Input Change Interrupt on the I/O line.

- P2: Input Change Interrupt Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the Input Change Interrupt on the I/O line.

- P3: Input Change Interrupt Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the Input Change Interrupt on the I/O line.

- P4: Input Change Interrupt Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the Input Change Interrupt on the I/O line.

- P5: Input Change Interrupt Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the Input Change Interrupt on the I/O line.

- P6: Input Change Interrupt Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the Input Change Interrupt on the I/O line.

- P7: Input Change Interrupt Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the Input Change Interrupt on the I/O line.

- P8: Input Change Interrupt Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the Input Change Interrupt on the I/O line.

- P9: Input Change Interrupt Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the Input Change Interrupt on the I/O line.

- P10: Input Change Interrupt Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the Input Change Interrupt on the I/O line.

- P11: Input Change Interrupt Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the Input Change Interrupt on the I/O line.

- P12: Input Change Interrupt Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the Input Change Interrupt on the I/O line.

- P13: Input Change Interrupt Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the Input Change Interrupt on the I/O line.

- P14: Input Change Interrupt Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the Input Change Interrupt on the I/O line.

- P15: Input Change Interrupt Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the Input Change Interrupt on the I/O line.

- P16: Input Change Interrupt Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the Input Change Interrupt on the I/O line.

- P17: Input Change Interrupt Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the Input Change Interrupt on the I/O line.

- P18: Input Change Interrupt Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the Input Change Interrupt on the I/O line.

- P19: Input Change Interrupt Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the Input Change Interrupt on the I/O line.

- P20: Input Change Interrupt Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the Input Change Interrupt on the I/O line.

- P21: Input Change Interrupt Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the Input Change Interrupt on the I/O line.

- P22: Input Change Interrupt Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the Input Change Interrupt on the I/O line.

- P23: Input Change Interrupt Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the Input Change Interrupt on the I/O line.

- P24: Input Change Interrupt Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the Input Change Interrupt on the I/O line.

- P25: Input Change Interrupt Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the Input Change Interrupt on the I/O line.

- P26: Input Change Interrupt Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the Input Change Interrupt on the I/O line.

- P27: Input Change Interrupt Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the Input Change Interrupt on the I/O line.

- P28: Input Change Interrupt Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the Input Change Interrupt on the I/O line.

- P29: Input Change Interrupt Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the Input Change Interrupt on the I/O line.

- P30: Input Change Interrupt Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the Input Change Interrupt on the I/O line.

- P31: Input Change Interrupt Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the Input Change Interrupt on the I/O line.

#### PIOA Interrupt Mask Register

Name: PIOA_IMR

Access: read-only

Address: 0x400E0E48

31 | 30 | 29 | 28 | 27 | 26 | 25 | 24
P31 | P30 | P29 | P28 | P27 | P26 | P25 | P24
23 | 22 | 21 | 20 | 19 | 18 | 17 | 16
P23 | P22 | P21 | P20 | P19 | P18 | P17 | P16
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8
P15 | P14 | P13 | P12 | P11 | P10 | P9 | P8
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0
P7 | P6 | P5 | P4 | P3 | P2 | P1 | P0

- P0: Input Change Interrupt Mask

  Value | Name | Description
  --- | --- | ---
  0 | - | Input Change Interrupt is disabled on the I/O line.
  1 | - | Input Change Interrupt is enabled on the I/O line.

- P1: Input Change Interrupt Mask

  Value | Name | Description
  --- | --- | ---
  0 | - | Input Change Interrupt is disabled on the I/O line.
  1 | - | Input Change Interrupt is enabled on the I/O line.

- P2: Input Change Interrupt Mask

  Value | Name | Description
  --- | --- | ---
  0 | - | Input Change Interrupt is disabled on the I/O line.
  1 | - | Input Change Interrupt is enabled on the I/O line.

- P3: Input Change Interrupt Mask

  Value | Name | Description
  --- | --- | ---
  0 | - | Input Change Interrupt is disabled on the I/O line.
  1 | - | Input Change Interrupt is enabled on the I/O line.

- P4: Input Change Interrupt Mask

  Value | Name | Description
  --- | --- | ---
  0 | - | Input Change Interrupt is disabled on the I/O line.
  1 | - | Input Change Interrupt is enabled on the I/O line.

- P5: Input Change Interrupt Mask

  Value | Name | Description
  --- | --- | ---
  0 | - | Input Change Interrupt is disabled on the I/O line.
  1 | - | Input Change Interrupt is enabled on the I/O line.

- P6: Input Change Interrupt Mask

  Value | Name | Description
  --- | --- | ---
  0 | - | Input Change Interrupt is disabled on the I/O line.
  1 | - | Input Change Interrupt is enabled on the I/O line.

- P7: Input Change Interrupt Mask

  Value | Name | Description
  --- | --- | ---
  0 | - | Input Change Interrupt is disabled on the I/O line.
  1 | - | Input Change Interrupt is enabled on the I/O line.

- P8: Input Change Interrupt Mask

  Value | Name | Description
  --- | --- | ---
  0 | - | Input Change Interrupt is disabled on the I/O line.
  1 | - | Input Change Interrupt is enabled on the I/O line.

- P9: Input Change Interrupt Mask

  Value | Name | Description
  --- | --- | ---
  0 | - | Input Change Interrupt is disabled on the I/O line.
  1 | - | Input Change Interrupt is enabled on the I/O line.

- P10: Input Change Interrupt Mask

  Value | Name | Description
  --- | --- | ---
  0 | - | Input Change Interrupt is disabled on the I/O line.
  1 | - | Input Change Interrupt is enabled on the I/O line.

- P11: Input Change Interrupt Mask

  Value | Name | Description
  --- | --- | ---
  0 | - | Input Change Interrupt is disabled on the I/O line.
  1 | - | Input Change Interrupt is enabled on the I/O line.

- P12: Input Change Interrupt Mask

  Value | Name | Description
  --- | --- | ---
  0 | - | Input Change Interrupt is disabled on the I/O line.
  1 | - | Input Change Interrupt is enabled on the I/O line.

- P13: Input Change Interrupt Mask

  Value | Name | Description
  --- | --- | ---
  0 | - | Input Change Interrupt is disabled on the I/O line.
  1 | - | Input Change Interrupt is enabled on the I/O line.

- P14: Input Change Interrupt Mask

  Value | Name | Description
  --- | --- | ---
  0 | - | Input Change Interrupt is disabled on the I/O line.
  1 | - | Input Change Interrupt is enabled on the I/O line.

- P15: Input Change Interrupt Mask

  Value | Name | Description
  --- | --- | ---
  0 | - | Input Change Interrupt is disabled on the I/O line.
  1 | - | Input Change Interrupt is enabled on the I/O line.

- P16: Input Change Interrupt Mask

  Value | Name | Description
  --- | --- | ---
  0 | - | Input Change Interrupt is disabled on the I/O line.
  1 | - | Input Change Interrupt is enabled on the I/O line.

- P17: Input Change Interrupt Mask

  Value | Name | Description
  --- | --- | ---
  0 | - | Input Change Interrupt is disabled on the I/O line.
  1 | - | Input Change Interrupt is enabled on the I/O line.

- P18: Input Change Interrupt Mask

  Value | Name | Description
  --- | --- | ---
  0 | - | Input Change Interrupt is disabled on the I/O line.
  1 | - | Input Change Interrupt is enabled on the I/O line.

- P19: Input Change Interrupt Mask

  Value | Name | Description
  --- | --- | ---
  0 | - | Input Change Interrupt is disabled on the I/O line.
  1 | - | Input Change Interrupt is enabled on the I/O line.

- P20: Input Change Interrupt Mask

  Value | Name | Description
  --- | --- | ---
  0 | - | Input Change Interrupt is disabled on the I/O line.
  1 | - | Input Change Interrupt is enabled on the I/O line.

- P21: Input Change Interrupt Mask

  Value | Name | Description
  --- | --- | ---
  0 | - | Input Change Interrupt is disabled on the I/O line.
  1 | - | Input Change Interrupt is enabled on the I/O line.

- P22: Input Change Interrupt Mask

  Value | Name | Description
  --- | --- | ---
  0 | - | Input Change Interrupt is disabled on the I/O line.
  1 | - | Input Change Interrupt is enabled on the I/O line.

- P23: Input Change Interrupt Mask

  Value | Name | Description
  --- | --- | ---
  0 | - | Input Change Interrupt is disabled on the I/O line.
  1 | - | Input Change Interrupt is enabled on the I/O line.

- P24: Input Change Interrupt Mask

  Value | Name | Description
  --- | --- | ---
  0 | - | Input Change Interrupt is disabled on the I/O line.
  1 | - | Input Change Interrupt is enabled on the I/O line.

- P25: Input Change Interrupt Mask

  Value | Name | Description
  --- | --- | ---
  0 | - | Input Change Interrupt is disabled on the I/O line.
  1 | - | Input Change Interrupt is enabled on the I/O line.

- P26: Input Change Interrupt Mask

  Value | Name | Description
  --- | --- | ---
  0 | - | Input Change Interrupt is disabled on the I/O line.
  1 | - | Input Change Interrupt is enabled on the I/O line.

- P27: Input Change Interrupt Mask

  Value | Name | Description
  --- | --- | ---
  0 | - | Input Change Interrupt is disabled on the I/O line.
  1 | - | Input Change Interrupt is enabled on the I/O line.

- P28: Input Change Interrupt Mask

  Value | Name | Description
  --- | --- | ---
  0 | - | Input Change Interrupt is disabled on the I/O line.
  1 | - | Input Change Interrupt is enabled on the I/O line.

- P29: Input Change Interrupt Mask

  Value | Name | Description
  --- | --- | ---
  0 | - | Input Change Interrupt is disabled on the I/O line.
  1 | - | Input Change Interrupt is enabled on the I/O line.

- P30: Input Change Interrupt Mask

  Value | Name | Description
  --- | --- | ---
  0 | - | Input Change Interrupt is disabled on the I/O line.
  1 | - | Input Change Interrupt is enabled on the I/O line.

- P31: Input Change Interrupt Mask

  Value | Name | Description
  --- | --- | ---
  0 | - | Input Change Interrupt is disabled on the I/O line.
  1 | - | Input Change Interrupt is enabled on the I/O line.

#### PIOA Interrupt Status Register

Name: PIOA_ISR

Access: read-only

Address: 0x400E0E4C

31 | 30 | 29 | 28 | 27 | 26 | 25 | 24
P31 | P30 | P29 | P28 | P27 | P26 | P25 | P24
23 | 22 | 21 | 20 | 19 | 18 | 17 | 16
P23 | P22 | P21 | P20 | P19 | P18 | P17 | P16
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8
P15 | P14 | P13 | P12 | P11 | P10 | P9 | P8
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0
P7 | P6 | P5 | P4 | P3 | P2 | P1 | P0

- P0: Input Change Interrupt Status

  Value | Name | Description
  --- | --- | ---
  0 | - | No Input Change has been detected on the I/O line since PIO_ISR was last read or since reset.
  1 | - | At least one Input Change has been detected on the I/O line since PIO_ISR was last read or since reset.

- P1: Input Change Interrupt Status

  Value | Name | Description
  --- | --- | ---
  0 | - | No Input Change has been detected on the I/O line since PIO_ISR was last read or since reset.
  1 | - | At least one Input Change has been detected on the I/O line since PIO_ISR was last read or since reset.

- P2: Input Change Interrupt Status

  Value | Name | Description
  --- | --- | ---
  0 | - | No Input Change has been detected on the I/O line since PIO_ISR was last read or since reset.
  1 | - | At least one Input Change has been detected on the I/O line since PIO_ISR was last read or since reset.

- P3: Input Change Interrupt Status

  Value | Name | Description
  --- | --- | ---
  0 | - | No Input Change has been detected on the I/O line since PIO_ISR was last read or since reset.
  1 | - | At least one Input Change has been detected on the I/O line since PIO_ISR was last read or since reset.

- P4: Input Change Interrupt Status

  Value | Name | Description
  --- | --- | ---
  0 | - | No Input Change has been detected on the I/O line since PIO_ISR was last read or since reset.
  1 | - | At least one Input Change has been detected on the I/O line since PIO_ISR was last read or since reset.

- P5: Input Change Interrupt Status

  Value | Name | Description
  --- | --- | ---
  0 | - | No Input Change has been detected on the I/O line since PIO_ISR was last read or since reset.
  1 | - | At least one Input Change has been detected on the I/O line since PIO_ISR was last read or since reset.

- P6: Input Change Interrupt Status

  Value | Name | Description
  --- | --- | ---
  0 | - | No Input Change has been detected on the I/O line since PIO_ISR was last read or since reset.
  1 | - | At least one Input Change has been detected on the I/O line since PIO_ISR was last read or since reset.

- P7: Input Change Interrupt Status

  Value | Name | Description
  --- | --- | ---
  0 | - | No Input Change has been detected on the I/O line since PIO_ISR was last read or since reset.
  1 | - | At least one Input Change has been detected on the I/O line since PIO_ISR was last read or since reset.

- P8: Input Change Interrupt Status

  Value | Name | Description
  --- | --- | ---
  0 | - | No Input Change has been detected on the I/O line since PIO_ISR was last read or since reset.
  1 | - | At least one Input Change has been detected on the I/O line since PIO_ISR was last read or since reset.

- P9: Input Change Interrupt Status

  Value | Name | Description
  --- | --- | ---
  0 | - | No Input Change has been detected on the I/O line since PIO_ISR was last read or since reset.
  1 | - | At least one Input Change has been detected on the I/O line since PIO_ISR was last read or since reset.

- P10: Input Change Interrupt Status

  Value | Name | Description
  --- | --- | ---
  0 | - | No Input Change has been detected on the I/O line since PIO_ISR was last read or since reset.
  1 | - | At least one Input Change has been detected on the I/O line since PIO_ISR was last read or since reset.

- P11: Input Change Interrupt Status

  Value | Name | Description
  --- | --- | ---
  0 | - | No Input Change has been detected on the I/O line since PIO_ISR was last read or since reset.
  1 | - | At least one Input Change has been detected on the I/O line since PIO_ISR was last read or since reset.

- P12: Input Change Interrupt Status

  Value | Name | Description
  --- | --- | ---
  0 | - | No Input Change has been detected on the I/O line since PIO_ISR was last read or since reset.
  1 | - | At least one Input Change has been detected on the I/O line since PIO_ISR was last read or since reset.

- P13: Input Change Interrupt Status

  Value | Name | Description
  --- | --- | ---
  0 | - | No Input Change has been detected on the I/O line since PIO_ISR was last read or since reset.
  1 | - | At least one Input Change has been detected on the I/O line since PIO_ISR was last read or since reset.

- P14: Input Change Interrupt Status

  Value | Name | Description
  --- | --- | ---
  0 | - | No Input Change has been detected on the I/O line since PIO_ISR was last read or since reset.
  1 | - | At least one Input Change has been detected on the I/O line since PIO_ISR was last read or since reset.

- P15: Input Change Interrupt Status

  Value | Name | Description
  --- | --- | ---
  0 | - | No Input Change has been detected on the I/O line since PIO_ISR was last read or since reset.
  1 | - | At least one Input Change has been detected on the I/O line since PIO_ISR was last read or since reset.

- P16: Input Change Interrupt Status

  Value | Name | Description
  --- | --- | ---
  0 | - | No Input Change has been detected on the I/O line since PIO_ISR was last read or since reset.
  1 | - | At least one Input Change has been detected on the I/O line since PIO_ISR was last read or since reset.

- P17: Input Change Interrupt Status

  Value | Name | Description
  --- | --- | ---
  0 | - | No Input Change has been detected on the I/O line since PIO_ISR was last read or since reset.
  1 | - | At least one Input Change has been detected on the I/O line since PIO_ISR was last read or since reset.

- P18: Input Change Interrupt Status

  Value | Name | Description
  --- | --- | ---
  0 | - | No Input Change has been detected on the I/O line since PIO_ISR was last read or since reset.
  1 | - | At least one Input Change has been detected on the I/O line since PIO_ISR was last read or since reset.

- P19: Input Change Interrupt Status

  Value | Name | Description
  --- | --- | ---
  0 | - | No Input Change has been detected on the I/O line since PIO_ISR was last read or since reset.
  1 | - | At least one Input Change has been detected on the I/O line since PIO_ISR was last read or since reset.

- P20: Input Change Interrupt Status

  Value | Name | Description
  --- | --- | ---
  0 | - | No Input Change has been detected on the I/O line since PIO_ISR was last read or since reset.
  1 | - | At least one Input Change has been detected on the I/O line since PIO_ISR was last read or since reset.

- P21: Input Change Interrupt Status

  Value | Name | Description
  --- | --- | ---
  0 | - | No Input Change has been detected on the I/O line since PIO_ISR was last read or since reset.
  1 | - | At least one Input Change has been detected on the I/O line since PIO_ISR was last read or since reset.

- P22: Input Change Interrupt Status

  Value | Name | Description
  --- | --- | ---
  0 | - | No Input Change has been detected on the I/O line since PIO_ISR was last read or since reset.
  1 | - | At least one Input Change has been detected on the I/O line since PIO_ISR was last read or since reset.

- P23: Input Change Interrupt Status

  Value | Name | Description
  --- | --- | ---
  0 | - | No Input Change has been detected on the I/O line since PIO_ISR was last read or since reset.
  1 | - | At least one Input Change has been detected on the I/O line since PIO_ISR was last read or since reset.

- P24: Input Change Interrupt Status

  Value | Name | Description
  --- | --- | ---
  0 | - | No Input Change has been detected on the I/O line since PIO_ISR was last read or since reset.
  1 | - | At least one Input Change has been detected on the I/O line since PIO_ISR was last read or since reset.

- P25: Input Change Interrupt Status

  Value | Name | Description
  --- | --- | ---
  0 | - | No Input Change has been detected on the I/O line since PIO_ISR was last read or since reset.
  1 | - | At least one Input Change has been detected on the I/O line since PIO_ISR was last read or since reset.

- P26: Input Change Interrupt Status

  Value | Name | Description
  --- | --- | ---
  0 | - | No Input Change has been detected on the I/O line since PIO_ISR was last read or since reset.
  1 | - | At least one Input Change has been detected on the I/O line since PIO_ISR was last read or since reset.

- P27: Input Change Interrupt Status

  Value | Name | Description
  --- | --- | ---
  0 | - | No Input Change has been detected on the I/O line since PIO_ISR was last read or since reset.
  1 | - | At least one Input Change has been detected on the I/O line since PIO_ISR was last read or since reset.

- P28: Input Change Interrupt Status

  Value | Name | Description
  --- | --- | ---
  0 | - | No Input Change has been detected on the I/O line since PIO_ISR was last read or since reset.
  1 | - | At least one Input Change has been detected on the I/O line since PIO_ISR was last read or since reset.

- P29: Input Change Interrupt Status

  Value | Name | Description
  --- | --- | ---
  0 | - | No Input Change has been detected on the I/O line since PIO_ISR was last read or since reset.
  1 | - | At least one Input Change has been detected on the I/O line since PIO_ISR was last read or since reset.

- P30: Input Change Interrupt Status

  Value | Name | Description
  --- | --- | ---
  0 | - | No Input Change has been detected on the I/O line since PIO_ISR was last read or since reset.
  1 | - | At least one Input Change has been detected on the I/O line since PIO_ISR was last read or since reset.

- P31: Input Change Interrupt Status

  Value | Name | Description
  --- | --- | ---
  0 | - | No Input Change has been detected on the I/O line since PIO_ISR was last read or since reset.
  1 | - | At least one Input Change has been detected on the I/O line since PIO_ISR was last read or since reset.

#### PIOA Multi-driver Enable Register

Name: PIOA_MDER

Access: write-only

Address: 0x400E0E50

31 | 30 | 29 | 28 | 27 | 26 | 25 | 24
P31 | P30 | P29 | P28 | P27 | P26 | P25 | P24
23 | 22 | 21 | 20 | 19 | 18 | 17 | 16
P23 | P22 | P21 | P20 | P19 | P18 | P17 | P16
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8
P15 | P14 | P13 | P12 | P11 | P10 | P9 | P8
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0
P7 | P6 | P5 | P4 | P3 | P2 | P1 | P0

- P0: Multi Drive Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables Multi Drive on the I/O line.

- P1: Multi Drive Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables Multi Drive on the I/O line.

- P2: Multi Drive Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables Multi Drive on the I/O line.

- P3: Multi Drive Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables Multi Drive on the I/O line.

- P4: Multi Drive Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables Multi Drive on the I/O line.

- P5: Multi Drive Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables Multi Drive on the I/O line.

- P6: Multi Drive Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables Multi Drive on the I/O line.

- P7: Multi Drive Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables Multi Drive on the I/O line.

- P8: Multi Drive Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables Multi Drive on the I/O line.

- P9: Multi Drive Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables Multi Drive on the I/O line.

- P10: Multi Drive Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables Multi Drive on the I/O line.

- P11: Multi Drive Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables Multi Drive on the I/O line.

- P12: Multi Drive Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables Multi Drive on the I/O line.

- P13: Multi Drive Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables Multi Drive on the I/O line.

- P14: Multi Drive Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables Multi Drive on the I/O line.

- P15: Multi Drive Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables Multi Drive on the I/O line.

- P16: Multi Drive Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables Multi Drive on the I/O line.

- P17: Multi Drive Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables Multi Drive on the I/O line.

- P18: Multi Drive Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables Multi Drive on the I/O line.

- P19: Multi Drive Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables Multi Drive on the I/O line.

- P20: Multi Drive Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables Multi Drive on the I/O line.

- P21: Multi Drive Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables Multi Drive on the I/O line.

- P22: Multi Drive Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables Multi Drive on the I/O line.

- P23: Multi Drive Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables Multi Drive on the I/O line.

- P24: Multi Drive Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables Multi Drive on the I/O line.

- P25: Multi Drive Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables Multi Drive on the I/O line.

- P26: Multi Drive Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables Multi Drive on the I/O line.

- P27: Multi Drive Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables Multi Drive on the I/O line.

- P28: Multi Drive Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables Multi Drive on the I/O line.

- P29: Multi Drive Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables Multi Drive on the I/O line.

- P30: Multi Drive Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables Multi Drive on the I/O line.

- P31: Multi Drive Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables Multi Drive on the I/O line.

#### PIOA Multi-driver Disable Register

Name: PIOA_MDDR

Access: write-only

Address: 0x400E0E54

31 | 30 | 29 | 28 | 27 | 26 | 25 | 24
P31 | P30 | P29 | P28 | P27 | P26 | P25 | P24
23 | 22 | 21 | 20 | 19 | 18 | 17 | 16
P23 | P22 | P21 | P20 | P19 | P18 | P17 | P16
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8
P15 | P14 | P13 | P12 | P11 | P10 | P9 | P8
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0
P7 | P6 | P5 | P4 | P3 | P2 | P1 | P0

- P0: Multi Drive Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables Multi Drive on the I/O line.

- P1: Multi Drive Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables Multi Drive on the I/O line.

- P2: Multi Drive Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables Multi Drive on the I/O line.

- P3: Multi Drive Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables Multi Drive on the I/O line.

- P4: Multi Drive Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables Multi Drive on the I/O line.

- P5: Multi Drive Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables Multi Drive on the I/O line.

- P6: Multi Drive Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables Multi Drive on the I/O line.

- P7: Multi Drive Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables Multi Drive on the I/O line.

- P8: Multi Drive Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables Multi Drive on the I/O line.

- P9: Multi Drive Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables Multi Drive on the I/O line.

- P10: Multi Drive Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables Multi Drive on the I/O line.

- P11: Multi Drive Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables Multi Drive on the I/O line.

- P12: Multi Drive Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables Multi Drive on the I/O line.

- P13: Multi Drive Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables Multi Drive on the I/O line.

- P14: Multi Drive Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables Multi Drive on the I/O line.

- P15: Multi Drive Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables Multi Drive on the I/O line.

- P16: Multi Drive Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables Multi Drive on the I/O line.

- P17: Multi Drive Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables Multi Drive on the I/O line.

- P18: Multi Drive Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables Multi Drive on the I/O line.

- P19: Multi Drive Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables Multi Drive on the I/O line.

- P20: Multi Drive Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables Multi Drive on the I/O line.

- P21: Multi Drive Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables Multi Drive on the I/O line.

- P22: Multi Drive Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables Multi Drive on the I/O line.

- P23: Multi Drive Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables Multi Drive on the I/O line.

- P24: Multi Drive Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables Multi Drive on the I/O line.

- P25: Multi Drive Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables Multi Drive on the I/O line.

- P26: Multi Drive Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables Multi Drive on the I/O line.

- P27: Multi Drive Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables Multi Drive on the I/O line.

- P28: Multi Drive Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables Multi Drive on the I/O line.

- P29: Multi Drive Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables Multi Drive on the I/O line.

- P30: Multi Drive Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables Multi Drive on the I/O line.

- P31: Multi Drive Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables Multi Drive on the I/O line.

#### PIOA Multi-driver Status Register

Name: PIOA_MDSR

Access: read-only

Address: 0x400E0E58

31 | 30 | 29 | 28 | 27 | 26 | 25 | 24
P31 | P30 | P29 | P28 | P27 | P26 | P25 | P24
23 | 22 | 21 | 20 | 19 | 18 | 17 | 16
P23 | P22 | P21 | P20 | P19 | P18 | P17 | P16
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8
P15 | P14 | P13 | P12 | P11 | P10 | P9 | P8
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0
P7 | P6 | P5 | P4 | P3 | P2 | P1 | P0

- P0: Multi Drive Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The Multi Drive is disabled on the I/O line. The pin is driven at high and low level.
  1 | - | The Multi Drive is enabled on the I/O line. The pin is driven at low level only.

- P1: Multi Drive Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The Multi Drive is disabled on the I/O line. The pin is driven at high and low level.
  1 | - | The Multi Drive is enabled on the I/O line. The pin is driven at low level only.

- P2: Multi Drive Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The Multi Drive is disabled on the I/O line. The pin is driven at high and low level.
  1 | - | The Multi Drive is enabled on the I/O line. The pin is driven at low level only.

- P3: Multi Drive Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The Multi Drive is disabled on the I/O line. The pin is driven at high and low level.
  1 | - | The Multi Drive is enabled on the I/O line. The pin is driven at low level only.

- P4: Multi Drive Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The Multi Drive is disabled on the I/O line. The pin is driven at high and low level.
  1 | - | The Multi Drive is enabled on the I/O line. The pin is driven at low level only.

- P5: Multi Drive Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The Multi Drive is disabled on the I/O line. The pin is driven at high and low level.
  1 | - | The Multi Drive is enabled on the I/O line. The pin is driven at low level only.

- P6: Multi Drive Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The Multi Drive is disabled on the I/O line. The pin is driven at high and low level.
  1 | - | The Multi Drive is enabled on the I/O line. The pin is driven at low level only.

- P7: Multi Drive Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The Multi Drive is disabled on the I/O line. The pin is driven at high and low level.
  1 | - | The Multi Drive is enabled on the I/O line. The pin is driven at low level only.

- P8: Multi Drive Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The Multi Drive is disabled on the I/O line. The pin is driven at high and low level.
  1 | - | The Multi Drive is enabled on the I/O line. The pin is driven at low level only.

- P9: Multi Drive Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The Multi Drive is disabled on the I/O line. The pin is driven at high and low level.
  1 | - | The Multi Drive is enabled on the I/O line. The pin is driven at low level only.

- P10: Multi Drive Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The Multi Drive is disabled on the I/O line. The pin is driven at high and low level.
  1 | - | The Multi Drive is enabled on the I/O line. The pin is driven at low level only.

- P11: Multi Drive Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The Multi Drive is disabled on the I/O line. The pin is driven at high and low level.
  1 | - | The Multi Drive is enabled on the I/O line. The pin is driven at low level only.

- P12: Multi Drive Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The Multi Drive is disabled on the I/O line. The pin is driven at high and low level.
  1 | - | The Multi Drive is enabled on the I/O line. The pin is driven at low level only.

- P13: Multi Drive Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The Multi Drive is disabled on the I/O line. The pin is driven at high and low level.
  1 | - | The Multi Drive is enabled on the I/O line. The pin is driven at low level only.

- P14: Multi Drive Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The Multi Drive is disabled on the I/O line. The pin is driven at high and low level.
  1 | - | The Multi Drive is enabled on the I/O line. The pin is driven at low level only.

- P15: Multi Drive Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The Multi Drive is disabled on the I/O line. The pin is driven at high and low level.
  1 | - | The Multi Drive is enabled on the I/O line. The pin is driven at low level only.

- P16: Multi Drive Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The Multi Drive is disabled on the I/O line. The pin is driven at high and low level.
  1 | - | The Multi Drive is enabled on the I/O line. The pin is driven at low level only.

- P17: Multi Drive Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The Multi Drive is disabled on the I/O line. The pin is driven at high and low level.
  1 | - | The Multi Drive is enabled on the I/O line. The pin is driven at low level only.

- P18: Multi Drive Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The Multi Drive is disabled on the I/O line. The pin is driven at high and low level.
  1 | - | The Multi Drive is enabled on the I/O line. The pin is driven at low level only.

- P19: Multi Drive Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The Multi Drive is disabled on the I/O line. The pin is driven at high and low level.
  1 | - | The Multi Drive is enabled on the I/O line. The pin is driven at low level only.

- P20: Multi Drive Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The Multi Drive is disabled on the I/O line. The pin is driven at high and low level.
  1 | - | The Multi Drive is enabled on the I/O line. The pin is driven at low level only.

- P21: Multi Drive Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The Multi Drive is disabled on the I/O line. The pin is driven at high and low level.
  1 | - | The Multi Drive is enabled on the I/O line. The pin is driven at low level only.

- P22: Multi Drive Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The Multi Drive is disabled on the I/O line. The pin is driven at high and low level.
  1 | - | The Multi Drive is enabled on the I/O line. The pin is driven at low level only.

- P23: Multi Drive Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The Multi Drive is disabled on the I/O line. The pin is driven at high and low level.
  1 | - | The Multi Drive is enabled on the I/O line. The pin is driven at low level only.

- P24: Multi Drive Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The Multi Drive is disabled on the I/O line. The pin is driven at high and low level.
  1 | - | The Multi Drive is enabled on the I/O line. The pin is driven at low level only.

- P25: Multi Drive Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The Multi Drive is disabled on the I/O line. The pin is driven at high and low level.
  1 | - | The Multi Drive is enabled on the I/O line. The pin is driven at low level only.

- P26: Multi Drive Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The Multi Drive is disabled on the I/O line. The pin is driven at high and low level.
  1 | - | The Multi Drive is enabled on the I/O line. The pin is driven at low level only.

- P27: Multi Drive Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The Multi Drive is disabled on the I/O line. The pin is driven at high and low level.
  1 | - | The Multi Drive is enabled on the I/O line. The pin is driven at low level only.

- P28: Multi Drive Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The Multi Drive is disabled on the I/O line. The pin is driven at high and low level.
  1 | - | The Multi Drive is enabled on the I/O line. The pin is driven at low level only.

- P29: Multi Drive Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The Multi Drive is disabled on the I/O line. The pin is driven at high and low level.
  1 | - | The Multi Drive is enabled on the I/O line. The pin is driven at low level only.

- P30: Multi Drive Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The Multi Drive is disabled on the I/O line. The pin is driven at high and low level.
  1 | - | The Multi Drive is enabled on the I/O line. The pin is driven at low level only.

- P31: Multi Drive Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The Multi Drive is disabled on the I/O line. The pin is driven at high and low level.
  1 | - | The Multi Drive is enabled on the I/O line. The pin is driven at low level only.

#### PIOA Pull-up Disable Register

Name: PIOA_PUDR

Access: write-only

Address: 0x400E0E60

31 | 30 | 29 | 28 | 27 | 26 | 25 | 24
P31 | P30 | P29 | P28 | P27 | P26 | P25 | P24
23 | 22 | 21 | 20 | 19 | 18 | 17 | 16
P23 | P22 | P21 | P20 | P19 | P18 | P17 | P16
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8
P15 | P14 | P13 | P12 | P11 | P10 | P9 | P8
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0
P7 | P6 | P5 | P4 | P3 | P2 | P1 | P0

- P0: Pull Up Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the pull up resistor on the I/O line.

- P1: Pull Up Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the pull up resistor on the I/O line.

- P2: Pull Up Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the pull up resistor on the I/O line.

- P3: Pull Up Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the pull up resistor on the I/O line.

- P4: Pull Up Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the pull up resistor on the I/O line.

- P5: Pull Up Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the pull up resistor on the I/O line.

- P6: Pull Up Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the pull up resistor on the I/O line.

- P7: Pull Up Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the pull up resistor on the I/O line.

- P8: Pull Up Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the pull up resistor on the I/O line.

- P9: Pull Up Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the pull up resistor on the I/O line.

- P10: Pull Up Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the pull up resistor on the I/O line.

- P11: Pull Up Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the pull up resistor on the I/O line.

- P12: Pull Up Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the pull up resistor on the I/O line.

- P13: Pull Up Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the pull up resistor on the I/O line.

- P14: Pull Up Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the pull up resistor on the I/O line.

- P15: Pull Up Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the pull up resistor on the I/O line.

- P16: Pull Up Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the pull up resistor on the I/O line.

- P17: Pull Up Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the pull up resistor on the I/O line.

- P18: Pull Up Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the pull up resistor on the I/O line.

- P19: Pull Up Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the pull up resistor on the I/O line.

- P20: Pull Up Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the pull up resistor on the I/O line.

- P21: Pull Up Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the pull up resistor on the I/O line.

- P22: Pull Up Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the pull up resistor on the I/O line.

- P23: Pull Up Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the pull up resistor on the I/O line.

- P24: Pull Up Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the pull up resistor on the I/O line.

- P25: Pull Up Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the pull up resistor on the I/O line.

- P26: Pull Up Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the pull up resistor on the I/O line.

- P27: Pull Up Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the pull up resistor on the I/O line.

- P28: Pull Up Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the pull up resistor on the I/O line.

- P29: Pull Up Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the pull up resistor on the I/O line.

- P30: Pull Up Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the pull up resistor on the I/O line.

- P31: Pull Up Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the pull up resistor on the I/O line.

#### PIOA Pull-up Enable Register

Name: PIOA_PUER

Access: write-only

Address: 0x400E0E64

31 | 30 | 29 | 28 | 27 | 26 | 25 | 24
P31 | P30 | P29 | P28 | P27 | P26 | P25 | P24
23 | 22 | 21 | 20 | 19 | 18 | 17 | 16
P23 | P22 | P21 | P20 | P19 | P18 | P17 | P16
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8
P15 | P14 | P13 | P12 | P11 | P10 | P9 | P8
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0
P7 | P6 | P5 | P4 | P3 | P2 | P1 | P0

- P0: Pull Up Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the pull up resistor on the I/O line.

- P1: Pull Up Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the pull up resistor on the I/O line.

- P2: Pull Up Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the pull up resistor on the I/O line.

- P3: Pull Up Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the pull up resistor on the I/O line.

- P4: Pull Up Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the pull up resistor on the I/O line.

- P5: Pull Up Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the pull up resistor on the I/O line.

- P6: Pull Up Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the pull up resistor on the I/O line.

- P7: Pull Up Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the pull up resistor on the I/O line.

- P8: Pull Up Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the pull up resistor on the I/O line.

- P9: Pull Up Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the pull up resistor on the I/O line.

- P10: Pull Up Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the pull up resistor on the I/O line.

- P11: Pull Up Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the pull up resistor on the I/O line.

- P12: Pull Up Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the pull up resistor on the I/O line.

- P13: Pull Up Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the pull up resistor on the I/O line.

- P14: Pull Up Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the pull up resistor on the I/O line.

- P15: Pull Up Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the pull up resistor on the I/O line.

- P16: Pull Up Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the pull up resistor on the I/O line.

- P17: Pull Up Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the pull up resistor on the I/O line.

- P18: Pull Up Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the pull up resistor on the I/O line.

- P19: Pull Up Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the pull up resistor on the I/O line.

- P20: Pull Up Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the pull up resistor on the I/O line.

- P21: Pull Up Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the pull up resistor on the I/O line.

- P22: Pull Up Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the pull up resistor on the I/O line.

- P23: Pull Up Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the pull up resistor on the I/O line.

- P24: Pull Up Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the pull up resistor on the I/O line.

- P25: Pull Up Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the pull up resistor on the I/O line.

- P26: Pull Up Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the pull up resistor on the I/O line.

- P27: Pull Up Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the pull up resistor on the I/O line.

- P28: Pull Up Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the pull up resistor on the I/O line.

- P29: Pull Up Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the pull up resistor on the I/O line.

- P30: Pull Up Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the pull up resistor on the I/O line.

- P31: Pull Up Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the pull up resistor on the I/O line.

#### PIOA Pad Pull-up Status Register

Name: PIOA_PUSR

Access: read-only

Address: 0x400E0E68

31 | 30 | 29 | 28 | 27 | 26 | 25 | 24
P31 | P30 | P29 | P28 | P27 | P26 | P25 | P24
23 | 22 | 21 | 20 | 19 | 18 | 17 | 16
P23 | P22 | P21 | P20 | P19 | P18 | P17 | P16
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8
P15 | P14 | P13 | P12 | P11 | P10 | P9 | P8
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0
P7 | P6 | P5 | P4 | P3 | P2 | P1 | P0

- P0: Pull Up Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Pull Up resistor is enabled on the I/O line.
  1 | - | Pull Up resistor is disabled on the I/O line.

- P1: Pull Up Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Pull Up resistor is enabled on the I/O line.
  1 | - | Pull Up resistor is disabled on the I/O line.

- P2: Pull Up Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Pull Up resistor is enabled on the I/O line.
  1 | - | Pull Up resistor is disabled on the I/O line.

- P3: Pull Up Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Pull Up resistor is enabled on the I/O line.
  1 | - | Pull Up resistor is disabled on the I/O line.

- P4: Pull Up Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Pull Up resistor is enabled on the I/O line.
  1 | - | Pull Up resistor is disabled on the I/O line.

- P5: Pull Up Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Pull Up resistor is enabled on the I/O line.
  1 | - | Pull Up resistor is disabled on the I/O line.

- P6: Pull Up Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Pull Up resistor is enabled on the I/O line.
  1 | - | Pull Up resistor is disabled on the I/O line.

- P7: Pull Up Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Pull Up resistor is enabled on the I/O line.
  1 | - | Pull Up resistor is disabled on the I/O line.

- P8: Pull Up Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Pull Up resistor is enabled on the I/O line.
  1 | - | Pull Up resistor is disabled on the I/O line.

- P9: Pull Up Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Pull Up resistor is enabled on the I/O line.
  1 | - | Pull Up resistor is disabled on the I/O line.

- P10: Pull Up Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Pull Up resistor is enabled on the I/O line.
  1 | - | Pull Up resistor is disabled on the I/O line.

- P11: Pull Up Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Pull Up resistor is enabled on the I/O line.
  1 | - | Pull Up resistor is disabled on the I/O line.

- P12: Pull Up Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Pull Up resistor is enabled on the I/O line.
  1 | - | Pull Up resistor is disabled on the I/O line.

- P13: Pull Up Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Pull Up resistor is enabled on the I/O line.
  1 | - | Pull Up resistor is disabled on the I/O line.

- P14: Pull Up Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Pull Up resistor is enabled on the I/O line.
  1 | - | Pull Up resistor is disabled on the I/O line.

- P15: Pull Up Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Pull Up resistor is enabled on the I/O line.
  1 | - | Pull Up resistor is disabled on the I/O line.

- P16: Pull Up Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Pull Up resistor is enabled on the I/O line.
  1 | - | Pull Up resistor is disabled on the I/O line.

- P17: Pull Up Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Pull Up resistor is enabled on the I/O line.
  1 | - | Pull Up resistor is disabled on the I/O line.

- P18: Pull Up Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Pull Up resistor is enabled on the I/O line.
  1 | - | Pull Up resistor is disabled on the I/O line.

- P19: Pull Up Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Pull Up resistor is enabled on the I/O line.
  1 | - | Pull Up resistor is disabled on the I/O line.

- P20: Pull Up Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Pull Up resistor is enabled on the I/O line.
  1 | - | Pull Up resistor is disabled on the I/O line.

- P21: Pull Up Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Pull Up resistor is enabled on the I/O line.
  1 | - | Pull Up resistor is disabled on the I/O line.

- P22: Pull Up Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Pull Up resistor is enabled on the I/O line.
  1 | - | Pull Up resistor is disabled on the I/O line.

- P23: Pull Up Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Pull Up resistor is enabled on the I/O line.
  1 | - | Pull Up resistor is disabled on the I/O line.

- P24: Pull Up Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Pull Up resistor is enabled on the I/O line.
  1 | - | Pull Up resistor is disabled on the I/O line.

- P25: Pull Up Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Pull Up resistor is enabled on the I/O line.
  1 | - | Pull Up resistor is disabled on the I/O line.

- P26: Pull Up Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Pull Up resistor is enabled on the I/O line.
  1 | - | Pull Up resistor is disabled on the I/O line.

- P27: Pull Up Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Pull Up resistor is enabled on the I/O line.
  1 | - | Pull Up resistor is disabled on the I/O line.

- P28: Pull Up Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Pull Up resistor is enabled on the I/O line.
  1 | - | Pull Up resistor is disabled on the I/O line.

- P29: Pull Up Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Pull Up resistor is enabled on the I/O line.
  1 | - | Pull Up resistor is disabled on the I/O line.

- P30: Pull Up Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Pull Up resistor is enabled on the I/O line.
  1 | - | Pull Up resistor is disabled on the I/O line.

- P31: Pull Up Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Pull Up resistor is enabled on the I/O line.
  1 | - | Pull Up resistor is disabled on the I/O line.

#### PIOA Peripheral Select Register

Name: PIOA_ABCDSR[0:1]

Access: read-write

Address: 0x400E0E70

31 | 30 | 29 | 28 | 27 | 26 | 25 | 24
P31 | P30 | P29 | P28 | P27 | P26 | P25 | P24
23 | 22 | 21 | 20 | 19 | 18 | 17 | 16
P23 | P22 | P21 | P20 | P19 | P18 | P17 | P16
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8
P15 | P14 | P13 | P12 | P11 | P10 | P9 | P8
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0
P7 | P6 | P5 | P4 | P3 | P2 | P1 | P0

- P0: Peripheral Select.

-

- P1: Peripheral Select.

-

- P2: Peripheral Select.

-

- P3: Peripheral Select.

-

- P4: Peripheral Select.

-

- P5: Peripheral Select.

-

- P6: Peripheral Select.

-

- P7: Peripheral Select.

-

- P8: Peripheral Select.

-

- P9: Peripheral Select.

-

- P10: Peripheral Select.

-

- P11: Peripheral Select.

-

- P12: Peripheral Select.

-

- P13: Peripheral Select.

-

- P14: Peripheral Select.

-

- P15: Peripheral Select.

-

- P16: Peripheral Select.

-

- P17: Peripheral Select.

-

- P18: Peripheral Select.

-

- P19: Peripheral Select.

-

- P20: Peripheral Select.

-

- P21: Peripheral Select.

-

- P22: Peripheral Select.

-

- P23: Peripheral Select.

-

- P24: Peripheral Select.

-

- P25: Peripheral Select.

-

- P26: Peripheral Select.

-

- P27: Peripheral Select.

-

- P28: Peripheral Select.

-

- P29: Peripheral Select.

-

- P30: Peripheral Select.

-

- P31: Peripheral Select.

-

#### PIOA Input Filter Slow Clock Disable Register

Name: PIOA_IFSCDR

Access: write-only

Address: 0x400E0E80

31 | 30 | 29 | 28 | 27 | 26 | 25 | 24
P31 | P30 | P29 | P28 | P27 | P26 | P25 | P24
23 | 22 | 21 | 20 | 19 | 18 | 17 | 16
P23 | P22 | P21 | P20 | P19 | P18 | P17 | P16
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8
P15 | P14 | P13 | P12 | P11 | P10 | P9 | P8
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0
P7 | P6 | P5 | P4 | P3 | P2 | P1 | P0

- P0: PIO Clock Glitch Filtering Select.

  Value | Name | Description
  --- | --- | ---
  0 | - | No Effect.
  1 | - | The Glitch Filter is able to filter glitches with a duration < Tmck/2.

- P1: PIO Clock Glitch Filtering Select.

  Value | Name | Description
  --- | --- | ---
  0 | - | No Effect.
  1 | - | The Glitch Filter is able to filter glitches with a duration < Tmck/2.

- P2: PIO Clock Glitch Filtering Select.

  Value | Name | Description
  --- | --- | ---
  0 | - | No Effect.
  1 | - | The Glitch Filter is able to filter glitches with a duration < Tmck/2.

- P3: PIO Clock Glitch Filtering Select.

  Value | Name | Description
  --- | --- | ---
  0 | - | No Effect.
  1 | - | The Glitch Filter is able to filter glitches with a duration < Tmck/2.

- P4: PIO Clock Glitch Filtering Select.

  Value | Name | Description
  --- | --- | ---
  0 | - | No Effect.
  1 | - | The Glitch Filter is able to filter glitches with a duration < Tmck/2.

- P5: PIO Clock Glitch Filtering Select.

  Value | Name | Description
  --- | --- | ---
  0 | - | No Effect.
  1 | - | The Glitch Filter is able to filter glitches with a duration < Tmck/2.

- P6: PIO Clock Glitch Filtering Select.

  Value | Name | Description
  --- | --- | ---
  0 | - | No Effect.
  1 | - | The Glitch Filter is able to filter glitches with a duration < Tmck/2.

- P7: PIO Clock Glitch Filtering Select.

  Value | Name | Description
  --- | --- | ---
  0 | - | No Effect.
  1 | - | The Glitch Filter is able to filter glitches with a duration < Tmck/2.

- P8: PIO Clock Glitch Filtering Select.

  Value | Name | Description
  --- | --- | ---
  0 | - | No Effect.
  1 | - | The Glitch Filter is able to filter glitches with a duration < Tmck/2.

- P9: PIO Clock Glitch Filtering Select.

  Value | Name | Description
  --- | --- | ---
  0 | - | No Effect.
  1 | - | The Glitch Filter is able to filter glitches with a duration < Tmck/2.

- P10: PIO Clock Glitch Filtering Select.

  Value | Name | Description
  --- | --- | ---
  0 | - | No Effect.
  1 | - | The Glitch Filter is able to filter glitches with a duration < Tmck/2.

- P11: PIO Clock Glitch Filtering Select.

  Value | Name | Description
  --- | --- | ---
  0 | - | No Effect.
  1 | - | The Glitch Filter is able to filter glitches with a duration < Tmck/2.

- P12: PIO Clock Glitch Filtering Select.

  Value | Name | Description
  --- | --- | ---
  0 | - | No Effect.
  1 | - | The Glitch Filter is able to filter glitches with a duration < Tmck/2.

- P13: PIO Clock Glitch Filtering Select.

  Value | Name | Description
  --- | --- | ---
  0 | - | No Effect.
  1 | - | The Glitch Filter is able to filter glitches with a duration < Tmck/2.

- P14: PIO Clock Glitch Filtering Select.

  Value | Name | Description
  --- | --- | ---
  0 | - | No Effect.
  1 | - | The Glitch Filter is able to filter glitches with a duration < Tmck/2.

- P15: PIO Clock Glitch Filtering Select.

  Value | Name | Description
  --- | --- | ---
  0 | - | No Effect.
  1 | - | The Glitch Filter is able to filter glitches with a duration < Tmck/2.

- P16: PIO Clock Glitch Filtering Select.

  Value | Name | Description
  --- | --- | ---
  0 | - | No Effect.
  1 | - | The Glitch Filter is able to filter glitches with a duration < Tmck/2.

- P17: PIO Clock Glitch Filtering Select.

  Value | Name | Description
  --- | --- | ---
  0 | - | No Effect.
  1 | - | The Glitch Filter is able to filter glitches with a duration < Tmck/2.

- P18: PIO Clock Glitch Filtering Select.

  Value | Name | Description
  --- | --- | ---
  0 | - | No Effect.
  1 | - | The Glitch Filter is able to filter glitches with a duration < Tmck/2.

- P19: PIO Clock Glitch Filtering Select.

  Value | Name | Description
  --- | --- | ---
  0 | - | No Effect.
  1 | - | The Glitch Filter is able to filter glitches with a duration < Tmck/2.

- P20: PIO Clock Glitch Filtering Select.

  Value | Name | Description
  --- | --- | ---
  0 | - | No Effect.
  1 | - | The Glitch Filter is able to filter glitches with a duration < Tmck/2.

- P21: PIO Clock Glitch Filtering Select.

  Value | Name | Description
  --- | --- | ---
  0 | - | No Effect.
  1 | - | The Glitch Filter is able to filter glitches with a duration < Tmck/2.

- P22: PIO Clock Glitch Filtering Select.

  Value | Name | Description
  --- | --- | ---
  0 | - | No Effect.
  1 | - | The Glitch Filter is able to filter glitches with a duration < Tmck/2.

- P23: PIO Clock Glitch Filtering Select.

  Value | Name | Description
  --- | --- | ---
  0 | - | No Effect.
  1 | - | The Glitch Filter is able to filter glitches with a duration < Tmck/2.

- P24: PIO Clock Glitch Filtering Select.

  Value | Name | Description
  --- | --- | ---
  0 | - | No Effect.
  1 | - | The Glitch Filter is able to filter glitches with a duration < Tmck/2.

- P25: PIO Clock Glitch Filtering Select.

  Value | Name | Description
  --- | --- | ---
  0 | - | No Effect.
  1 | - | The Glitch Filter is able to filter glitches with a duration < Tmck/2.

- P26: PIO Clock Glitch Filtering Select.

  Value | Name | Description
  --- | --- | ---
  0 | - | No Effect.
  1 | - | The Glitch Filter is able to filter glitches with a duration < Tmck/2.

- P27: PIO Clock Glitch Filtering Select.

  Value | Name | Description
  --- | --- | ---
  0 | - | No Effect.
  1 | - | The Glitch Filter is able to filter glitches with a duration < Tmck/2.

- P28: PIO Clock Glitch Filtering Select.

  Value | Name | Description
  --- | --- | ---
  0 | - | No Effect.
  1 | - | The Glitch Filter is able to filter glitches with a duration < Tmck/2.

- P29: PIO Clock Glitch Filtering Select.

  Value | Name | Description
  --- | --- | ---
  0 | - | No Effect.
  1 | - | The Glitch Filter is able to filter glitches with a duration < Tmck/2.

- P30: PIO Clock Glitch Filtering Select.

  Value | Name | Description
  --- | --- | ---
  0 | - | No Effect.
  1 | - | The Glitch Filter is able to filter glitches with a duration < Tmck/2.

- P31: PIO Clock Glitch Filtering Select.

  Value | Name | Description
  --- | --- | ---
  0 | - | No Effect.
  1 | - | The Glitch Filter is able to filter glitches with a duration < Tmck/2.

#### PIOA Input Filter Slow Clock Enable Register

Name: PIOA_IFSCER

Access: write-only

Address: 0x400E0E84

31 | 30 | 29 | 28 | 27 | 26 | 25 | 24
P31 | P30 | P29 | P28 | P27 | P26 | P25 | P24
23 | 22 | 21 | 20 | 19 | 18 | 17 | 16
P23 | P22 | P21 | P20 | P19 | P18 | P17 | P16
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8
P15 | P14 | P13 | P12 | P11 | P10 | P9 | P8
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0
P7 | P6 | P5 | P4 | P3 | P2 | P1 | P0

- P0: Debouncing Filtering Select.

  Value | Name | Description
  --- | --- | ---
  0 | - | No Effect.
  1 | - | The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.

- P1: Debouncing Filtering Select.

  Value | Name | Description
  --- | --- | ---
  0 | - | No Effect.
  1 | - | The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.

- P2: Debouncing Filtering Select.

  Value | Name | Description
  --- | --- | ---
  0 | - | No Effect.
  1 | - | The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.

- P3: Debouncing Filtering Select.

  Value | Name | Description
  --- | --- | ---
  0 | - | No Effect.
  1 | - | The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.

- P4: Debouncing Filtering Select.

  Value | Name | Description
  --- | --- | ---
  0 | - | No Effect.
  1 | - | The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.

- P5: Debouncing Filtering Select.

  Value | Name | Description
  --- | --- | ---
  0 | - | No Effect.
  1 | - | The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.

- P6: Debouncing Filtering Select.

  Value | Name | Description
  --- | --- | ---
  0 | - | No Effect.
  1 | - | The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.

- P7: Debouncing Filtering Select.

  Value | Name | Description
  --- | --- | ---
  0 | - | No Effect.
  1 | - | The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.

- P8: Debouncing Filtering Select.

  Value | Name | Description
  --- | --- | ---
  0 | - | No Effect.
  1 | - | The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.

- P9: Debouncing Filtering Select.

  Value | Name | Description
  --- | --- | ---
  0 | - | No Effect.
  1 | - | The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.

- P10: Debouncing Filtering Select.

  Value | Name | Description
  --- | --- | ---
  0 | - | No Effect.
  1 | - | The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.

- P11: Debouncing Filtering Select.

  Value | Name | Description
  --- | --- | ---
  0 | - | No Effect.
  1 | - | The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.

- P12: Debouncing Filtering Select.

  Value | Name | Description
  --- | --- | ---
  0 | - | No Effect.
  1 | - | The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.

- P13: Debouncing Filtering Select.

  Value | Name | Description
  --- | --- | ---
  0 | - | No Effect.
  1 | - | The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.

- P14: Debouncing Filtering Select.

  Value | Name | Description
  --- | --- | ---
  0 | - | No Effect.
  1 | - | The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.

- P15: Debouncing Filtering Select.

  Value | Name | Description
  --- | --- | ---
  0 | - | No Effect.
  1 | - | The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.

- P16: Debouncing Filtering Select.

  Value | Name | Description
  --- | --- | ---
  0 | - | No Effect.
  1 | - | The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.

- P17: Debouncing Filtering Select.

  Value | Name | Description
  --- | --- | ---
  0 | - | No Effect.
  1 | - | The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.

- P18: Debouncing Filtering Select.

  Value | Name | Description
  --- | --- | ---
  0 | - | No Effect.
  1 | - | The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.

- P19: Debouncing Filtering Select.

  Value | Name | Description
  --- | --- | ---
  0 | - | No Effect.
  1 | - | The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.

- P20: Debouncing Filtering Select.

  Value | Name | Description
  --- | --- | ---
  0 | - | No Effect.
  1 | - | The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.

- P21: Debouncing Filtering Select.

  Value | Name | Description
  --- | --- | ---
  0 | - | No Effect.
  1 | - | The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.

- P22: Debouncing Filtering Select.

  Value | Name | Description
  --- | --- | ---
  0 | - | No Effect.
  1 | - | The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.

- P23: Debouncing Filtering Select.

  Value | Name | Description
  --- | --- | ---
  0 | - | No Effect.
  1 | - | The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.

- P24: Debouncing Filtering Select.

  Value | Name | Description
  --- | --- | ---
  0 | - | No Effect.
  1 | - | The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.

- P25: Debouncing Filtering Select.

  Value | Name | Description
  --- | --- | ---
  0 | - | No Effect.
  1 | - | The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.

- P26: Debouncing Filtering Select.

  Value | Name | Description
  --- | --- | ---
  0 | - | No Effect.
  1 | - | The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.

- P27: Debouncing Filtering Select.

  Value | Name | Description
  --- | --- | ---
  0 | - | No Effect.
  1 | - | The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.

- P28: Debouncing Filtering Select.

  Value | Name | Description
  --- | --- | ---
  0 | - | No Effect.
  1 | - | The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.

- P29: Debouncing Filtering Select.

  Value | Name | Description
  --- | --- | ---
  0 | - | No Effect.
  1 | - | The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.

- P30: Debouncing Filtering Select.

  Value | Name | Description
  --- | --- | ---
  0 | - | No Effect.
  1 | - | The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.

- P31: Debouncing Filtering Select.

  Value | Name | Description
  --- | --- | ---
  0 | - | No Effect.
  1 | - | The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.

#### PIOA Input Filter Slow Clock Status Register

Name: PIOA_IFSCSR

Access: read-only

Address: 0x400E0E88

31 | 30 | 29 | 28 | 27 | 26 | 25 | 24
P31 | P30 | P29 | P28 | P27 | P26 | P25 | P24
23 | 22 | 21 | 20 | 19 | 18 | 17 | 16
P23 | P22 | P21 | P20 | P19 | P18 | P17 | P16
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8
P15 | P14 | P13 | P12 | P11 | P10 | P9 | P8
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0
P7 | P6 | P5 | P4 | P3 | P2 | P1 | P0

- P0: Glitch or Debouncing Filter Selection Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The Glitch Filter is able to filter glitches with a duration < Tmck2.
  1 | - | The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.

- P1: Glitch or Debouncing Filter Selection Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The Glitch Filter is able to filter glitches with a duration < Tmck2.
  1 | - | The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.

- P2: Glitch or Debouncing Filter Selection Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The Glitch Filter is able to filter glitches with a duration < Tmck2.
  1 | - | The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.

- P3: Glitch or Debouncing Filter Selection Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The Glitch Filter is able to filter glitches with a duration < Tmck2.
  1 | - | The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.

- P4: Glitch or Debouncing Filter Selection Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The Glitch Filter is able to filter glitches with a duration < Tmck2.
  1 | - | The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.

- P5: Glitch or Debouncing Filter Selection Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The Glitch Filter is able to filter glitches with a duration < Tmck2.
  1 | - | The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.

- P6: Glitch or Debouncing Filter Selection Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The Glitch Filter is able to filter glitches with a duration < Tmck2.
  1 | - | The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.

- P7: Glitch or Debouncing Filter Selection Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The Glitch Filter is able to filter glitches with a duration < Tmck2.
  1 | - | The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.

- P8: Glitch or Debouncing Filter Selection Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The Glitch Filter is able to filter glitches with a duration < Tmck2.
  1 | - | The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.

- P9: Glitch or Debouncing Filter Selection Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The Glitch Filter is able to filter glitches with a duration < Tmck2.
  1 | - | The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.

- P10: Glitch or Debouncing Filter Selection Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The Glitch Filter is able to filter glitches with a duration < Tmck2.
  1 | - | The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.

- P11: Glitch or Debouncing Filter Selection Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The Glitch Filter is able to filter glitches with a duration < Tmck2.
  1 | - | The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.

- P12: Glitch or Debouncing Filter Selection Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The Glitch Filter is able to filter glitches with a duration < Tmck2.
  1 | - | The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.

- P13: Glitch or Debouncing Filter Selection Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The Glitch Filter is able to filter glitches with a duration < Tmck2.
  1 | - | The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.

- P14: Glitch or Debouncing Filter Selection Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The Glitch Filter is able to filter glitches with a duration < Tmck2.
  1 | - | The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.

- P15: Glitch or Debouncing Filter Selection Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The Glitch Filter is able to filter glitches with a duration < Tmck2.
  1 | - | The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.

- P16: Glitch or Debouncing Filter Selection Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The Glitch Filter is able to filter glitches with a duration < Tmck2.
  1 | - | The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.

- P17: Glitch or Debouncing Filter Selection Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The Glitch Filter is able to filter glitches with a duration < Tmck2.
  1 | - | The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.

- P18: Glitch or Debouncing Filter Selection Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The Glitch Filter is able to filter glitches with a duration < Tmck2.
  1 | - | The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.

- P19: Glitch or Debouncing Filter Selection Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The Glitch Filter is able to filter glitches with a duration < Tmck2.
  1 | - | The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.

- P20: Glitch or Debouncing Filter Selection Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The Glitch Filter is able to filter glitches with a duration < Tmck2.
  1 | - | The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.

- P21: Glitch or Debouncing Filter Selection Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The Glitch Filter is able to filter glitches with a duration < Tmck2.
  1 | - | The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.

- P22: Glitch or Debouncing Filter Selection Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The Glitch Filter is able to filter glitches with a duration < Tmck2.
  1 | - | The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.

- P23: Glitch or Debouncing Filter Selection Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The Glitch Filter is able to filter glitches with a duration < Tmck2.
  1 | - | The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.

- P24: Glitch or Debouncing Filter Selection Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The Glitch Filter is able to filter glitches with a duration < Tmck2.
  1 | - | The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.

- P25: Glitch or Debouncing Filter Selection Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The Glitch Filter is able to filter glitches with a duration < Tmck2.
  1 | - | The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.

- P26: Glitch or Debouncing Filter Selection Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The Glitch Filter is able to filter glitches with a duration < Tmck2.
  1 | - | The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.

- P27: Glitch or Debouncing Filter Selection Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The Glitch Filter is able to filter glitches with a duration < Tmck2.
  1 | - | The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.

- P28: Glitch or Debouncing Filter Selection Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The Glitch Filter is able to filter glitches with a duration < Tmck2.
  1 | - | The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.

- P29: Glitch or Debouncing Filter Selection Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The Glitch Filter is able to filter glitches with a duration < Tmck2.
  1 | - | The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.

- P30: Glitch or Debouncing Filter Selection Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The Glitch Filter is able to filter glitches with a duration < Tmck2.
  1 | - | The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.

- P31: Glitch or Debouncing Filter Selection Status

  Value | Name | Description
  --- | --- | ---
  0 | - | The Glitch Filter is able to filter glitches with a duration < Tmck2.
  1 | - | The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.

#### PIOA Slow Clock Divider Debouncing Register

Name: PIOA_SCDR

Access: read-write

Address: 0x400E0E8C

31 | 30 | 29 | 28 | 27 | 26 | 25 | 24
- | - | - | - | - | - | - | -
23 | 22 | 21 | 20 | 19 | 18 | 17 | 16
- | - | - | - | - | - | - | -
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8
- | - | DIV13 | DIV12 | DIV11 | DIV10 | DIV9 | DIV8
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0
DIV7 | DIV6 | DIV5 | DIV4 | DIV3 | DIV2 | DIV1 | DIV0

- DIV0: Slow Clock Divider Selection for Debouncing

-

- DIV1: Slow Clock Divider Selection for Debouncing

-

- DIV2: Slow Clock Divider Selection for Debouncing

-

- DIV3: Slow Clock Divider Selection for Debouncing

-

- DIV4: Slow Clock Divider Selection for Debouncing

-

- DIV5: Slow Clock Divider Selection for Debouncing

-

- DIV6: Slow Clock Divider Selection for Debouncing

-

- DIV7: Slow Clock Divider Selection for Debouncing

-

- DIV8: Slow Clock Divider Selection for Debouncing

-

- DIV9: Slow Clock Divider Selection for Debouncing

-

- DIV10: Slow Clock Divider Selection for Debouncing

-

- DIV11: Slow Clock Divider Selection for Debouncing

-

- DIV12: Slow Clock Divider Selection for Debouncing

-

- DIV13: Slow Clock Divider Selection for Debouncing

-

#### PIOA Pad Pull-down Disable Register

Name: PIOA_PPDDR

Access: write-only

Address: 0x400E0E90

31 | 30 | 29 | 28 | 27 | 26 | 25 | 24
P31 | P30 | P29 | P28 | P27 | P26 | P25 | P24
23 | 22 | 21 | 20 | 19 | 18 | 17 | 16
P23 | P22 | P21 | P20 | P19 | P18 | P17 | P16
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8
P15 | P14 | P13 | P12 | P11 | P10 | P9 | P8
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0
P7 | P6 | P5 | P4 | P3 | P2 | P1 | P0

- P0: Pull Down Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the pull down resistor on the I/O line.

- P1: Pull Down Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the pull down resistor on the I/O line.

- P2: Pull Down Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the pull down resistor on the I/O line.

- P3: Pull Down Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the pull down resistor on the I/O line.

- P4: Pull Down Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the pull down resistor on the I/O line.

- P5: Pull Down Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the pull down resistor on the I/O line.

- P6: Pull Down Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the pull down resistor on the I/O line.

- P7: Pull Down Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the pull down resistor on the I/O line.

- P8: Pull Down Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the pull down resistor on the I/O line.

- P9: Pull Down Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the pull down resistor on the I/O line.

- P10: Pull Down Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the pull down resistor on the I/O line.

- P11: Pull Down Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the pull down resistor on the I/O line.

- P12: Pull Down Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the pull down resistor on the I/O line.

- P13: Pull Down Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the pull down resistor on the I/O line.

- P14: Pull Down Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the pull down resistor on the I/O line.

- P15: Pull Down Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the pull down resistor on the I/O line.

- P16: Pull Down Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the pull down resistor on the I/O line.

- P17: Pull Down Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the pull down resistor on the I/O line.

- P18: Pull Down Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the pull down resistor on the I/O line.

- P19: Pull Down Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the pull down resistor on the I/O line.

- P20: Pull Down Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the pull down resistor on the I/O line.

- P21: Pull Down Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the pull down resistor on the I/O line.

- P22: Pull Down Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the pull down resistor on the I/O line.

- P23: Pull Down Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the pull down resistor on the I/O line.

- P24: Pull Down Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the pull down resistor on the I/O line.

- P25: Pull Down Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the pull down resistor on the I/O line.

- P26: Pull Down Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the pull down resistor on the I/O line.

- P27: Pull Down Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the pull down resistor on the I/O line.

- P28: Pull Down Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the pull down resistor on the I/O line.

- P29: Pull Down Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the pull down resistor on the I/O line.

- P30: Pull Down Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the pull down resistor on the I/O line.

- P31: Pull Down Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the pull down resistor on the I/O line.

#### PIOA Pad Pull-down Enable Register

Name: PIOA_PPDER

Access: write-only

Address: 0x400E0E94

31 | 30 | 29 | 28 | 27 | 26 | 25 | 24
P31 | P30 | P29 | P28 | P27 | P26 | P25 | P24
23 | 22 | 21 | 20 | 19 | 18 | 17 | 16
P23 | P22 | P21 | P20 | P19 | P18 | P17 | P16
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8
P15 | P14 | P13 | P12 | P11 | P10 | P9 | P8
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0
P7 | P6 | P5 | P4 | P3 | P2 | P1 | P0

- P0: Pull Down Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the pull down resistor on the I/O line.

- P1: Pull Down Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the pull down resistor on the I/O line.

- P2: Pull Down Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the pull down resistor on the I/O line.

- P3: Pull Down Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the pull down resistor on the I/O line.

- P4: Pull Down Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the pull down resistor on the I/O line.

- P5: Pull Down Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the pull down resistor on the I/O line.

- P6: Pull Down Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the pull down resistor on the I/O line.

- P7: Pull Down Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the pull down resistor on the I/O line.

- P8: Pull Down Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the pull down resistor on the I/O line.

- P9: Pull Down Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the pull down resistor on the I/O line.

- P10: Pull Down Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the pull down resistor on the I/O line.

- P11: Pull Down Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the pull down resistor on the I/O line.

- P12: Pull Down Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the pull down resistor on the I/O line.

- P13: Pull Down Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the pull down resistor on the I/O line.

- P14: Pull Down Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the pull down resistor on the I/O line.

- P15: Pull Down Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the pull down resistor on the I/O line.

- P16: Pull Down Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the pull down resistor on the I/O line.

- P17: Pull Down Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the pull down resistor on the I/O line.

- P18: Pull Down Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the pull down resistor on the I/O line.

- P19: Pull Down Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the pull down resistor on the I/O line.

- P20: Pull Down Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the pull down resistor on the I/O line.

- P21: Pull Down Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the pull down resistor on the I/O line.

- P22: Pull Down Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the pull down resistor on the I/O line.

- P23: Pull Down Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the pull down resistor on the I/O line.

- P24: Pull Down Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the pull down resistor on the I/O line.

- P25: Pull Down Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the pull down resistor on the I/O line.

- P26: Pull Down Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the pull down resistor on the I/O line.

- P27: Pull Down Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the pull down resistor on the I/O line.

- P28: Pull Down Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the pull down resistor on the I/O line.

- P29: Pull Down Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the pull down resistor on the I/O line.

- P30: Pull Down Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the pull down resistor on the I/O line.

- P31: Pull Down Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the pull down resistor on the I/O line.

#### PIOA Pad Pull-down Status Register

Name: PIOA_PPDSR

Access: read-only

Address: 0x400E0E98

31 | 30 | 29 | 28 | 27 | 26 | 25 | 24
P31 | P30 | P29 | P28 | P27 | P26 | P25 | P24
23 | 22 | 21 | 20 | 19 | 18 | 17 | 16
P23 | P22 | P21 | P20 | P19 | P18 | P17 | P16
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8
P15 | P14 | P13 | P12 | P11 | P10 | P9 | P8
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0
P7 | P6 | P5 | P4 | P3 | P2 | P1 | P0

- P0: Pull Down Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Pull Down resistor is enabled on the I/O line.
  1 | - | Pull Down resistor is disabled on the I/O line.

- P1: Pull Down Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Pull Down resistor is enabled on the I/O line.
  1 | - | Pull Down resistor is disabled on the I/O line.

- P2: Pull Down Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Pull Down resistor is enabled on the I/O line.
  1 | - | Pull Down resistor is disabled on the I/O line.

- P3: Pull Down Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Pull Down resistor is enabled on the I/O line.
  1 | - | Pull Down resistor is disabled on the I/O line.

- P4: Pull Down Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Pull Down resistor is enabled on the I/O line.
  1 | - | Pull Down resistor is disabled on the I/O line.

- P5: Pull Down Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Pull Down resistor is enabled on the I/O line.
  1 | - | Pull Down resistor is disabled on the I/O line.

- P6: Pull Down Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Pull Down resistor is enabled on the I/O line.
  1 | - | Pull Down resistor is disabled on the I/O line.

- P7: Pull Down Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Pull Down resistor is enabled on the I/O line.
  1 | - | Pull Down resistor is disabled on the I/O line.

- P8: Pull Down Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Pull Down resistor is enabled on the I/O line.
  1 | - | Pull Down resistor is disabled on the I/O line.

- P9: Pull Down Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Pull Down resistor is enabled on the I/O line.
  1 | - | Pull Down resistor is disabled on the I/O line.

- P10: Pull Down Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Pull Down resistor is enabled on the I/O line.
  1 | - | Pull Down resistor is disabled on the I/O line.

- P11: Pull Down Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Pull Down resistor is enabled on the I/O line.
  1 | - | Pull Down resistor is disabled on the I/O line.

- P12: Pull Down Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Pull Down resistor is enabled on the I/O line.
  1 | - | Pull Down resistor is disabled on the I/O line.

- P13: Pull Down Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Pull Down resistor is enabled on the I/O line.
  1 | - | Pull Down resistor is disabled on the I/O line.

- P14: Pull Down Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Pull Down resistor is enabled on the I/O line.
  1 | - | Pull Down resistor is disabled on the I/O line.

- P15: Pull Down Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Pull Down resistor is enabled on the I/O line.
  1 | - | Pull Down resistor is disabled on the I/O line.

- P16: Pull Down Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Pull Down resistor is enabled on the I/O line.
  1 | - | Pull Down resistor is disabled on the I/O line.

- P17: Pull Down Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Pull Down resistor is enabled on the I/O line.
  1 | - | Pull Down resistor is disabled on the I/O line.

- P18: Pull Down Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Pull Down resistor is enabled on the I/O line.
  1 | - | Pull Down resistor is disabled on the I/O line.

- P19: Pull Down Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Pull Down resistor is enabled on the I/O line.
  1 | - | Pull Down resistor is disabled on the I/O line.

- P20: Pull Down Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Pull Down resistor is enabled on the I/O line.
  1 | - | Pull Down resistor is disabled on the I/O line.

- P21: Pull Down Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Pull Down resistor is enabled on the I/O line.
  1 | - | Pull Down resistor is disabled on the I/O line.

- P22: Pull Down Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Pull Down resistor is enabled on the I/O line.
  1 | - | Pull Down resistor is disabled on the I/O line.

- P23: Pull Down Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Pull Down resistor is enabled on the I/O line.
  1 | - | Pull Down resistor is disabled on the I/O line.

- P24: Pull Down Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Pull Down resistor is enabled on the I/O line.
  1 | - | Pull Down resistor is disabled on the I/O line.

- P25: Pull Down Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Pull Down resistor is enabled on the I/O line.
  1 | - | Pull Down resistor is disabled on the I/O line.

- P26: Pull Down Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Pull Down resistor is enabled on the I/O line.
  1 | - | Pull Down resistor is disabled on the I/O line.

- P27: Pull Down Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Pull Down resistor is enabled on the I/O line.
  1 | - | Pull Down resistor is disabled on the I/O line.

- P28: Pull Down Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Pull Down resistor is enabled on the I/O line.
  1 | - | Pull Down resistor is disabled on the I/O line.

- P29: Pull Down Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Pull Down resistor is enabled on the I/O line.
  1 | - | Pull Down resistor is disabled on the I/O line.

- P30: Pull Down Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Pull Down resistor is enabled on the I/O line.
  1 | - | Pull Down resistor is disabled on the I/O line.

- P31: Pull Down Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Pull Down resistor is enabled on the I/O line.
  1 | - | Pull Down resistor is disabled on the I/O line.

#### PIOA Output Write Enable

Name: PIOA_OWER

Access: write-only

Address: 0x400E0EA0

31 | 30 | 29 | 28 | 27 | 26 | 25 | 24
P31 | P30 | P29 | P28 | P27 | P26 | P25 | P24
23 | 22 | 21 | 20 | 19 | 18 | 17 | 16
P23 | P22 | P21 | P20 | P19 | P18 | P17 | P16
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8
P15 | P14 | P13 | P12 | P11 | P10 | P9 | P8
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0
P7 | P6 | P5 | P4 | P3 | P2 | P1 | P0

- P0: Output Write Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables writing PIO_ODSR for the I/O line.

- P1: Output Write Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables writing PIO_ODSR for the I/O line.

- P2: Output Write Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables writing PIO_ODSR for the I/O line.

- P3: Output Write Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables writing PIO_ODSR for the I/O line.

- P4: Output Write Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables writing PIO_ODSR for the I/O line.

- P5: Output Write Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables writing PIO_ODSR for the I/O line.

- P6: Output Write Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables writing PIO_ODSR for the I/O line.

- P7: Output Write Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables writing PIO_ODSR for the I/O line.

- P8: Output Write Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables writing PIO_ODSR for the I/O line.

- P9: Output Write Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables writing PIO_ODSR for the I/O line.

- P10: Output Write Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables writing PIO_ODSR for the I/O line.

- P11: Output Write Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables writing PIO_ODSR for the I/O line.

- P12: Output Write Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables writing PIO_ODSR for the I/O line.

- P13: Output Write Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables writing PIO_ODSR for the I/O line.

- P14: Output Write Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables writing PIO_ODSR for the I/O line.

- P15: Output Write Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables writing PIO_ODSR for the I/O line.

- P16: Output Write Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables writing PIO_ODSR for the I/O line.

- P17: Output Write Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables writing PIO_ODSR for the I/O line.

- P18: Output Write Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables writing PIO_ODSR for the I/O line.

- P19: Output Write Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables writing PIO_ODSR for the I/O line.

- P20: Output Write Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables writing PIO_ODSR for the I/O line.

- P21: Output Write Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables writing PIO_ODSR for the I/O line.

- P22: Output Write Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables writing PIO_ODSR for the I/O line.

- P23: Output Write Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables writing PIO_ODSR for the I/O line.

- P24: Output Write Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables writing PIO_ODSR for the I/O line.

- P25: Output Write Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables writing PIO_ODSR for the I/O line.

- P26: Output Write Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables writing PIO_ODSR for the I/O line.

- P27: Output Write Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables writing PIO_ODSR for the I/O line.

- P28: Output Write Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables writing PIO_ODSR for the I/O line.

- P29: Output Write Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables writing PIO_ODSR for the I/O line.

- P30: Output Write Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables writing PIO_ODSR for the I/O line.

- P31: Output Write Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables writing PIO_ODSR for the I/O line.

#### PIOA Output Write Disable

Name: PIOA_OWDR

Access: write-only

Address: 0x400E0EA4

31 | 30 | 29 | 28 | 27 | 26 | 25 | 24
P31 | P30 | P29 | P28 | P27 | P26 | P25 | P24
23 | 22 | 21 | 20 | 19 | 18 | 17 | 16
P23 | P22 | P21 | P20 | P19 | P18 | P17 | P16
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8
P15 | P14 | P13 | P12 | P11 | P10 | P9 | P8
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0
P7 | P6 | P5 | P4 | P3 | P2 | P1 | P0

- P0: Output Write Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables writing PIO_ODSR for the I/O line.

- P1: Output Write Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables writing PIO_ODSR for the I/O line.

- P2: Output Write Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables writing PIO_ODSR for the I/O line.

- P3: Output Write Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables writing PIO_ODSR for the I/O line.

- P4: Output Write Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables writing PIO_ODSR for the I/O line.

- P5: Output Write Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables writing PIO_ODSR for the I/O line.

- P6: Output Write Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables writing PIO_ODSR for the I/O line.

- P7: Output Write Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables writing PIO_ODSR for the I/O line.

- P8: Output Write Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables writing PIO_ODSR for the I/O line.

- P9: Output Write Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables writing PIO_ODSR for the I/O line.

- P10: Output Write Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables writing PIO_ODSR for the I/O line.

- P11: Output Write Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables writing PIO_ODSR for the I/O line.

- P12: Output Write Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables writing PIO_ODSR for the I/O line.

- P13: Output Write Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables writing PIO_ODSR for the I/O line.

- P14: Output Write Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables writing PIO_ODSR for the I/O line.

- P15: Output Write Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables writing PIO_ODSR for the I/O line.

- P16: Output Write Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables writing PIO_ODSR for the I/O line.

- P17: Output Write Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables writing PIO_ODSR for the I/O line.

- P18: Output Write Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables writing PIO_ODSR for the I/O line.

- P19: Output Write Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables writing PIO_ODSR for the I/O line.

- P20: Output Write Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables writing PIO_ODSR for the I/O line.

- P21: Output Write Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables writing PIO_ODSR for the I/O line.

- P22: Output Write Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables writing PIO_ODSR for the I/O line.

- P23: Output Write Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables writing PIO_ODSR for the I/O line.

- P24: Output Write Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables writing PIO_ODSR for the I/O line.

- P25: Output Write Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables writing PIO_ODSR for the I/O line.

- P26: Output Write Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables writing PIO_ODSR for the I/O line.

- P27: Output Write Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables writing PIO_ODSR for the I/O line.

- P28: Output Write Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables writing PIO_ODSR for the I/O line.

- P29: Output Write Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables writing PIO_ODSR for the I/O line.

- P30: Output Write Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables writing PIO_ODSR for the I/O line.

- P31: Output Write Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables writing PIO_ODSR for the I/O line.

#### PIOA Output Write Status Register

Name: PIOA_OWSR

Access: read-only

Address: 0x400E0EA8

31 | 30 | 29 | 28 | 27 | 26 | 25 | 24
P31 | P30 | P29 | P28 | P27 | P26 | P25 | P24
23 | 22 | 21 | 20 | 19 | 18 | 17 | 16
P23 | P22 | P21 | P20 | P19 | P18 | P17 | P16
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8
P15 | P14 | P13 | P12 | P11 | P10 | P9 | P8
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0
P7 | P6 | P5 | P4 | P3 | P2 | P1 | P0

- P0: Output Write Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Writing PIO_ODSR does not affect the I/O line.
  1 | - | Writing PIO_ODSR affects the I/O line.

- P1: Output Write Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Writing PIO_ODSR does not affect the I/O line.
  1 | - | Writing PIO_ODSR affects the I/O line.

- P2: Output Write Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Writing PIO_ODSR does not affect the I/O line.
  1 | - | Writing PIO_ODSR affects the I/O line.

- P3: Output Write Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Writing PIO_ODSR does not affect the I/O line.
  1 | - | Writing PIO_ODSR affects the I/O line.

- P4: Output Write Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Writing PIO_ODSR does not affect the I/O line.
  1 | - | Writing PIO_ODSR affects the I/O line.

- P5: Output Write Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Writing PIO_ODSR does not affect the I/O line.
  1 | - | Writing PIO_ODSR affects the I/O line.

- P6: Output Write Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Writing PIO_ODSR does not affect the I/O line.
  1 | - | Writing PIO_ODSR affects the I/O line.

- P7: Output Write Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Writing PIO_ODSR does not affect the I/O line.
  1 | - | Writing PIO_ODSR affects the I/O line.

- P8: Output Write Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Writing PIO_ODSR does not affect the I/O line.
  1 | - | Writing PIO_ODSR affects the I/O line.

- P9: Output Write Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Writing PIO_ODSR does not affect the I/O line.
  1 | - | Writing PIO_ODSR affects the I/O line.

- P10: Output Write Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Writing PIO_ODSR does not affect the I/O line.
  1 | - | Writing PIO_ODSR affects the I/O line.

- P11: Output Write Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Writing PIO_ODSR does not affect the I/O line.
  1 | - | Writing PIO_ODSR affects the I/O line.

- P12: Output Write Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Writing PIO_ODSR does not affect the I/O line.
  1 | - | Writing PIO_ODSR affects the I/O line.

- P13: Output Write Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Writing PIO_ODSR does not affect the I/O line.
  1 | - | Writing PIO_ODSR affects the I/O line.

- P14: Output Write Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Writing PIO_ODSR does not affect the I/O line.
  1 | - | Writing PIO_ODSR affects the I/O line.

- P15: Output Write Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Writing PIO_ODSR does not affect the I/O line.
  1 | - | Writing PIO_ODSR affects the I/O line.

- P16: Output Write Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Writing PIO_ODSR does not affect the I/O line.
  1 | - | Writing PIO_ODSR affects the I/O line.

- P17: Output Write Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Writing PIO_ODSR does not affect the I/O line.
  1 | - | Writing PIO_ODSR affects the I/O line.

- P18: Output Write Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Writing PIO_ODSR does not affect the I/O line.
  1 | - | Writing PIO_ODSR affects the I/O line.

- P19: Output Write Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Writing PIO_ODSR does not affect the I/O line.
  1 | - | Writing PIO_ODSR affects the I/O line.

- P20: Output Write Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Writing PIO_ODSR does not affect the I/O line.
  1 | - | Writing PIO_ODSR affects the I/O line.

- P21: Output Write Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Writing PIO_ODSR does not affect the I/O line.
  1 | - | Writing PIO_ODSR affects the I/O line.

- P22: Output Write Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Writing PIO_ODSR does not affect the I/O line.
  1 | - | Writing PIO_ODSR affects the I/O line.

- P23: Output Write Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Writing PIO_ODSR does not affect the I/O line.
  1 | - | Writing PIO_ODSR affects the I/O line.

- P24: Output Write Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Writing PIO_ODSR does not affect the I/O line.
  1 | - | Writing PIO_ODSR affects the I/O line.

- P25: Output Write Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Writing PIO_ODSR does not affect the I/O line.
  1 | - | Writing PIO_ODSR affects the I/O line.

- P26: Output Write Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Writing PIO_ODSR does not affect the I/O line.
  1 | - | Writing PIO_ODSR affects the I/O line.

- P27: Output Write Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Writing PIO_ODSR does not affect the I/O line.
  1 | - | Writing PIO_ODSR affects the I/O line.

- P28: Output Write Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Writing PIO_ODSR does not affect the I/O line.
  1 | - | Writing PIO_ODSR affects the I/O line.

- P29: Output Write Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Writing PIO_ODSR does not affect the I/O line.
  1 | - | Writing PIO_ODSR affects the I/O line.

- P30: Output Write Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Writing PIO_ODSR does not affect the I/O line.
  1 | - | Writing PIO_ODSR affects the I/O line.

- P31: Output Write Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | Writing PIO_ODSR does not affect the I/O line.
  1 | - | Writing PIO_ODSR affects the I/O line.

#### PIOA Additional Interrupt Modes Enable Register

Name: PIOA_AIMER

Access: write-only

Address: 0x400E0EB0

31 | 30 | 29 | 28 | 27 | 26 | 25 | 24
P31 | P30 | P29 | P28 | P27 | P26 | P25 | P24
23 | 22 | 21 | 20 | 19 | 18 | 17 | 16
P23 | P22 | P21 | P20 | P19 | P18 | P17 | P16
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8
P15 | P14 | P13 | P12 | P11 | P10 | P9 | P8
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0
P7 | P6 | P5 | P4 | P3 | P2 | P1 | P0

- P0: Additional Interrupt Modes Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is the event described in PIO_ELSR and PIO_FRLHSR.

- P1: Additional Interrupt Modes Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is the event described in PIO_ELSR and PIO_FRLHSR.

- P2: Additional Interrupt Modes Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is the event described in PIO_ELSR and PIO_FRLHSR.

- P3: Additional Interrupt Modes Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is the event described in PIO_ELSR and PIO_FRLHSR.

- P4: Additional Interrupt Modes Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is the event described in PIO_ELSR and PIO_FRLHSR.

- P5: Additional Interrupt Modes Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is the event described in PIO_ELSR and PIO_FRLHSR.

- P6: Additional Interrupt Modes Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is the event described in PIO_ELSR and PIO_FRLHSR.

- P7: Additional Interrupt Modes Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is the event described in PIO_ELSR and PIO_FRLHSR.

- P8: Additional Interrupt Modes Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is the event described in PIO_ELSR and PIO_FRLHSR.

- P9: Additional Interrupt Modes Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is the event described in PIO_ELSR and PIO_FRLHSR.

- P10: Additional Interrupt Modes Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is the event described in PIO_ELSR and PIO_FRLHSR.

- P11: Additional Interrupt Modes Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is the event described in PIO_ELSR and PIO_FRLHSR.

- P12: Additional Interrupt Modes Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is the event described in PIO_ELSR and PIO_FRLHSR.

- P13: Additional Interrupt Modes Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is the event described in PIO_ELSR and PIO_FRLHSR.

- P14: Additional Interrupt Modes Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is the event described in PIO_ELSR and PIO_FRLHSR.

- P15: Additional Interrupt Modes Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is the event described in PIO_ELSR and PIO_FRLHSR.

- P16: Additional Interrupt Modes Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is the event described in PIO_ELSR and PIO_FRLHSR.

- P17: Additional Interrupt Modes Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is the event described in PIO_ELSR and PIO_FRLHSR.

- P18: Additional Interrupt Modes Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is the event described in PIO_ELSR and PIO_FRLHSR.

- P19: Additional Interrupt Modes Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is the event described in PIO_ELSR and PIO_FRLHSR.

- P20: Additional Interrupt Modes Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is the event described in PIO_ELSR and PIO_FRLHSR.

- P21: Additional Interrupt Modes Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is the event described in PIO_ELSR and PIO_FRLHSR.

- P22: Additional Interrupt Modes Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is the event described in PIO_ELSR and PIO_FRLHSR.

- P23: Additional Interrupt Modes Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is the event described in PIO_ELSR and PIO_FRLHSR.

- P24: Additional Interrupt Modes Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is the event described in PIO_ELSR and PIO_FRLHSR.

- P25: Additional Interrupt Modes Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is the event described in PIO_ELSR and PIO_FRLHSR.

- P26: Additional Interrupt Modes Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is the event described in PIO_ELSR and PIO_FRLHSR.

- P27: Additional Interrupt Modes Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is the event described in PIO_ELSR and PIO_FRLHSR.

- P28: Additional Interrupt Modes Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is the event described in PIO_ELSR and PIO_FRLHSR.

- P29: Additional Interrupt Modes Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is the event described in PIO_ELSR and PIO_FRLHSR.

- P30: Additional Interrupt Modes Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is the event described in PIO_ELSR and PIO_FRLHSR.

- P31: Additional Interrupt Modes Enable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is the event described in PIO_ELSR and PIO_FRLHSR.

#### PIOA Additional Interrupt Modes Disables Register

Name: PIOA_AIMDR

Access: write-only

Address: 0x400E0EB4

31 | 30 | 29 | 28 | 27 | 26 | 25 | 24
P31 | P30 | P29 | P28 | P27 | P26 | P25 | P24
23 | 22 | 21 | 20 | 19 | 18 | 17 | 16
P23 | P22 | P21 | P20 | P19 | P18 | P17 | P16
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8
P15 | P14 | P13 | P12 | P11 | P10 | P9 | P8
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0
P7 | P6 | P5 | P4 | P3 | P2 | P1 | P0

- P0: Additional Interrupt Modes Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt mode is set to the default interrupt mode (Both Edge detection).

- P1: Additional Interrupt Modes Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt mode is set to the default interrupt mode (Both Edge detection).

- P2: Additional Interrupt Modes Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt mode is set to the default interrupt mode (Both Edge detection).

- P3: Additional Interrupt Modes Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt mode is set to the default interrupt mode (Both Edge detection).

- P4: Additional Interrupt Modes Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt mode is set to the default interrupt mode (Both Edge detection).

- P5: Additional Interrupt Modes Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt mode is set to the default interrupt mode (Both Edge detection).

- P6: Additional Interrupt Modes Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt mode is set to the default interrupt mode (Both Edge detection).

- P7: Additional Interrupt Modes Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt mode is set to the default interrupt mode (Both Edge detection).

- P8: Additional Interrupt Modes Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt mode is set to the default interrupt mode (Both Edge detection).

- P9: Additional Interrupt Modes Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt mode is set to the default interrupt mode (Both Edge detection).

- P10: Additional Interrupt Modes Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt mode is set to the default interrupt mode (Both Edge detection).

- P11: Additional Interrupt Modes Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt mode is set to the default interrupt mode (Both Edge detection).

- P12: Additional Interrupt Modes Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt mode is set to the default interrupt mode (Both Edge detection).

- P13: Additional Interrupt Modes Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt mode is set to the default interrupt mode (Both Edge detection).

- P14: Additional Interrupt Modes Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt mode is set to the default interrupt mode (Both Edge detection).

- P15: Additional Interrupt Modes Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt mode is set to the default interrupt mode (Both Edge detection).

- P16: Additional Interrupt Modes Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt mode is set to the default interrupt mode (Both Edge detection).

- P17: Additional Interrupt Modes Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt mode is set to the default interrupt mode (Both Edge detection).

- P18: Additional Interrupt Modes Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt mode is set to the default interrupt mode (Both Edge detection).

- P19: Additional Interrupt Modes Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt mode is set to the default interrupt mode (Both Edge detection).

- P20: Additional Interrupt Modes Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt mode is set to the default interrupt mode (Both Edge detection).

- P21: Additional Interrupt Modes Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt mode is set to the default interrupt mode (Both Edge detection).

- P22: Additional Interrupt Modes Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt mode is set to the default interrupt mode (Both Edge detection).

- P23: Additional Interrupt Modes Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt mode is set to the default interrupt mode (Both Edge detection).

- P24: Additional Interrupt Modes Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt mode is set to the default interrupt mode (Both Edge detection).

- P25: Additional Interrupt Modes Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt mode is set to the default interrupt mode (Both Edge detection).

- P26: Additional Interrupt Modes Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt mode is set to the default interrupt mode (Both Edge detection).

- P27: Additional Interrupt Modes Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt mode is set to the default interrupt mode (Both Edge detection).

- P28: Additional Interrupt Modes Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt mode is set to the default interrupt mode (Both Edge detection).

- P29: Additional Interrupt Modes Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt mode is set to the default interrupt mode (Both Edge detection).

- P30: Additional Interrupt Modes Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt mode is set to the default interrupt mode (Both Edge detection).

- P31: Additional Interrupt Modes Disable.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt mode is set to the default interrupt mode (Both Edge detection).

#### PIOA Additional Interrupt Modes Mask Register

Name: PIOA_AIMMR

Access: read-only

Address: 0x400E0EB8

31 | 30 | 29 | 28 | 27 | 26 | 25 | 24
P31 | P30 | P29 | P28 | P27 | P26 | P25 | P24
23 | 22 | 21 | 20 | 19 | 18 | 17 | 16
P23 | P22 | P21 | P20 | P19 | P18 | P17 | P16
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8
P15 | P14 | P13 | P12 | P11 | P10 | P9 | P8
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0
P7 | P6 | P5 | P4 | P3 | P2 | P1 | P0

- P0: Peripheral CD Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is a Both Edge detection event
  1 | - | The interrupt source is described by the registers PIO_ELSR and PIO_FRLHSR

- P1: Peripheral CD Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is a Both Edge detection event
  1 | - | The interrupt source is described by the registers PIO_ELSR and PIO_FRLHSR

- P2: Peripheral CD Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is a Both Edge detection event
  1 | - | The interrupt source is described by the registers PIO_ELSR and PIO_FRLHSR

- P3: Peripheral CD Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is a Both Edge detection event
  1 | - | The interrupt source is described by the registers PIO_ELSR and PIO_FRLHSR

- P4: Peripheral CD Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is a Both Edge detection event
  1 | - | The interrupt source is described by the registers PIO_ELSR and PIO_FRLHSR

- P5: Peripheral CD Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is a Both Edge detection event
  1 | - | The interrupt source is described by the registers PIO_ELSR and PIO_FRLHSR

- P6: Peripheral CD Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is a Both Edge detection event
  1 | - | The interrupt source is described by the registers PIO_ELSR and PIO_FRLHSR

- P7: Peripheral CD Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is a Both Edge detection event
  1 | - | The interrupt source is described by the registers PIO_ELSR and PIO_FRLHSR

- P8: Peripheral CD Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is a Both Edge detection event
  1 | - | The interrupt source is described by the registers PIO_ELSR and PIO_FRLHSR

- P9: Peripheral CD Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is a Both Edge detection event
  1 | - | The interrupt source is described by the registers PIO_ELSR and PIO_FRLHSR

- P10: Peripheral CD Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is a Both Edge detection event
  1 | - | The interrupt source is described by the registers PIO_ELSR and PIO_FRLHSR

- P11: Peripheral CD Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is a Both Edge detection event
  1 | - | The interrupt source is described by the registers PIO_ELSR and PIO_FRLHSR

- P12: Peripheral CD Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is a Both Edge detection event
  1 | - | The interrupt source is described by the registers PIO_ELSR and PIO_FRLHSR

- P13: Peripheral CD Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is a Both Edge detection event
  1 | - | The interrupt source is described by the registers PIO_ELSR and PIO_FRLHSR

- P14: Peripheral CD Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is a Both Edge detection event
  1 | - | The interrupt source is described by the registers PIO_ELSR and PIO_FRLHSR

- P15: Peripheral CD Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is a Both Edge detection event
  1 | - | The interrupt source is described by the registers PIO_ELSR and PIO_FRLHSR

- P16: Peripheral CD Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is a Both Edge detection event
  1 | - | The interrupt source is described by the registers PIO_ELSR and PIO_FRLHSR

- P17: Peripheral CD Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is a Both Edge detection event
  1 | - | The interrupt source is described by the registers PIO_ELSR and PIO_FRLHSR

- P18: Peripheral CD Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is a Both Edge detection event
  1 | - | The interrupt source is described by the registers PIO_ELSR and PIO_FRLHSR

- P19: Peripheral CD Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is a Both Edge detection event
  1 | - | The interrupt source is described by the registers PIO_ELSR and PIO_FRLHSR

- P20: Peripheral CD Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is a Both Edge detection event
  1 | - | The interrupt source is described by the registers PIO_ELSR and PIO_FRLHSR

- P21: Peripheral CD Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is a Both Edge detection event
  1 | - | The interrupt source is described by the registers PIO_ELSR and PIO_FRLHSR

- P22: Peripheral CD Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is a Both Edge detection event
  1 | - | The interrupt source is described by the registers PIO_ELSR and PIO_FRLHSR

- P23: Peripheral CD Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is a Both Edge detection event
  1 | - | The interrupt source is described by the registers PIO_ELSR and PIO_FRLHSR

- P24: Peripheral CD Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is a Both Edge detection event
  1 | - | The interrupt source is described by the registers PIO_ELSR and PIO_FRLHSR

- P25: Peripheral CD Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is a Both Edge detection event
  1 | - | The interrupt source is described by the registers PIO_ELSR and PIO_FRLHSR

- P26: Peripheral CD Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is a Both Edge detection event
  1 | - | The interrupt source is described by the registers PIO_ELSR and PIO_FRLHSR

- P27: Peripheral CD Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is a Both Edge detection event
  1 | - | The interrupt source is described by the registers PIO_ELSR and PIO_FRLHSR

- P28: Peripheral CD Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is a Both Edge detection event
  1 | - | The interrupt source is described by the registers PIO_ELSR and PIO_FRLHSR

- P29: Peripheral CD Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is a Both Edge detection event
  1 | - | The interrupt source is described by the registers PIO_ELSR and PIO_FRLHSR

- P30: Peripheral CD Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is a Both Edge detection event
  1 | - | The interrupt source is described by the registers PIO_ELSR and PIO_FRLHSR

- P31: Peripheral CD Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is a Both Edge detection event
  1 | - | The interrupt source is described by the registers PIO_ELSR and PIO_FRLHSR

#### PIOA Edge Select Register

Name: PIOA_ESR

Access: write-only

Address: 0x400E0EC0

31 | 30 | 29 | 28 | 27 | 26 | 25 | 24
P31 | P30 | P29 | P28 | P27 | P26 | P25 | P24
23 | 22 | 21 | 20 | 19 | 18 | 17 | 16
P23 | P22 | P21 | P20 | P19 | P18 | P17 | P16
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8
P15 | P14 | P13 | P12 | P11 | P10 | P9 | P8
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0
P7 | P6 | P5 | P4 | P3 | P2 | P1 | P0

- P0: Edge Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is an Edge detection event.

- P1: Edge Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is an Edge detection event.

- P2: Edge Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is an Edge detection event.

- P3: Edge Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is an Edge detection event.

- P4: Edge Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is an Edge detection event.

- P5: Edge Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is an Edge detection event.

- P6: Edge Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is an Edge detection event.

- P7: Edge Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is an Edge detection event.

- P8: Edge Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is an Edge detection event.

- P9: Edge Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is an Edge detection event.

- P10: Edge Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is an Edge detection event.

- P11: Edge Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is an Edge detection event.

- P12: Edge Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is an Edge detection event.

- P13: Edge Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is an Edge detection event.

- P14: Edge Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is an Edge detection event.

- P15: Edge Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is an Edge detection event.

- P16: Edge Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is an Edge detection event.

- P17: Edge Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is an Edge detection event.

- P18: Edge Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is an Edge detection event.

- P19: Edge Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is an Edge detection event.

- P20: Edge Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is an Edge detection event.

- P21: Edge Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is an Edge detection event.

- P22: Edge Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is an Edge detection event.

- P23: Edge Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is an Edge detection event.

- P24: Edge Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is an Edge detection event.

- P25: Edge Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is an Edge detection event.

- P26: Edge Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is an Edge detection event.

- P27: Edge Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is an Edge detection event.

- P28: Edge Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is an Edge detection event.

- P29: Edge Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is an Edge detection event.

- P30: Edge Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is an Edge detection event.

- P31: Edge Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is an Edge detection event.

#### PIOA Level Select Register

Name: PIOA_LSR

Access: write-only

Address: 0x400E0EC4

31 | 30 | 29 | 28 | 27 | 26 | 25 | 24
P31 | P30 | P29 | P28 | P27 | P26 | P25 | P24
23 | 22 | 21 | 20 | 19 | 18 | 17 | 16
P23 | P22 | P21 | P20 | P19 | P18 | P17 | P16
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8
P15 | P14 | P13 | P12 | P11 | P10 | P9 | P8
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0
P7 | P6 | P5 | P4 | P3 | P2 | P1 | P0

- P0: Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is a Level detection event.

- P1: Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is a Level detection event.

- P2: Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is a Level detection event.

- P3: Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is a Level detection event.

- P4: Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is a Level detection event.

- P5: Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is a Level detection event.

- P6: Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is a Level detection event.

- P7: Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is a Level detection event.

- P8: Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is a Level detection event.

- P9: Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is a Level detection event.

- P10: Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is a Level detection event.

- P11: Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is a Level detection event.

- P12: Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is a Level detection event.

- P13: Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is a Level detection event.

- P14: Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is a Level detection event.

- P15: Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is a Level detection event.

- P16: Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is a Level detection event.

- P17: Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is a Level detection event.

- P18: Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is a Level detection event.

- P19: Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is a Level detection event.

- P20: Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is a Level detection event.

- P21: Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is a Level detection event.

- P22: Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is a Level detection event.

- P23: Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is a Level detection event.

- P24: Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is a Level detection event.

- P25: Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is a Level detection event.

- P26: Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is a Level detection event.

- P27: Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is a Level detection event.

- P28: Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is a Level detection event.

- P29: Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is a Level detection event.

- P30: Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is a Level detection event.

- P31: Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is a Level detection event.

#### PIOA Edge/Level Status Register

Name: PIOA_ELSR

Access: read-only

Address: 0x400E0EC8

31 | 30 | 29 | 28 | 27 | 26 | 25 | 24
P31 | P30 | P29 | P28 | P27 | P26 | P25 | P24
23 | 22 | 21 | 20 | 19 | 18 | 17 | 16
P23 | P22 | P21 | P20 | P19 | P18 | P17 | P16
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8
P15 | P14 | P13 | P12 | P11 | P10 | P9 | P8
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0
P7 | P6 | P5 | P4 | P3 | P2 | P1 | P0

- P0: Edge/Level Interrupt source selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is an Edge detection event.
  1 | - | The interrupt source is a Level detection event.

- P1: Edge/Level Interrupt source selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is an Edge detection event.
  1 | - | The interrupt source is a Level detection event.

- P2: Edge/Level Interrupt source selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is an Edge detection event.
  1 | - | The interrupt source is a Level detection event.

- P3: Edge/Level Interrupt source selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is an Edge detection event.
  1 | - | The interrupt source is a Level detection event.

- P4: Edge/Level Interrupt source selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is an Edge detection event.
  1 | - | The interrupt source is a Level detection event.

- P5: Edge/Level Interrupt source selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is an Edge detection event.
  1 | - | The interrupt source is a Level detection event.

- P6: Edge/Level Interrupt source selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is an Edge detection event.
  1 | - | The interrupt source is a Level detection event.

- P7: Edge/Level Interrupt source selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is an Edge detection event.
  1 | - | The interrupt source is a Level detection event.

- P8: Edge/Level Interrupt source selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is an Edge detection event.
  1 | - | The interrupt source is a Level detection event.

- P9: Edge/Level Interrupt source selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is an Edge detection event.
  1 | - | The interrupt source is a Level detection event.

- P10: Edge/Level Interrupt source selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is an Edge detection event.
  1 | - | The interrupt source is a Level detection event.

- P11: Edge/Level Interrupt source selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is an Edge detection event.
  1 | - | The interrupt source is a Level detection event.

- P12: Edge/Level Interrupt source selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is an Edge detection event.
  1 | - | The interrupt source is a Level detection event.

- P13: Edge/Level Interrupt source selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is an Edge detection event.
  1 | - | The interrupt source is a Level detection event.

- P14: Edge/Level Interrupt source selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is an Edge detection event.
  1 | - | The interrupt source is a Level detection event.

- P15: Edge/Level Interrupt source selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is an Edge detection event.
  1 | - | The interrupt source is a Level detection event.

- P16: Edge/Level Interrupt source selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is an Edge detection event.
  1 | - | The interrupt source is a Level detection event.

- P17: Edge/Level Interrupt source selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is an Edge detection event.
  1 | - | The interrupt source is a Level detection event.

- P18: Edge/Level Interrupt source selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is an Edge detection event.
  1 | - | The interrupt source is a Level detection event.

- P19: Edge/Level Interrupt source selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is an Edge detection event.
  1 | - | The interrupt source is a Level detection event.

- P20: Edge/Level Interrupt source selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is an Edge detection event.
  1 | - | The interrupt source is a Level detection event.

- P21: Edge/Level Interrupt source selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is an Edge detection event.
  1 | - | The interrupt source is a Level detection event.

- P22: Edge/Level Interrupt source selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is an Edge detection event.
  1 | - | The interrupt source is a Level detection event.

- P23: Edge/Level Interrupt source selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is an Edge detection event.
  1 | - | The interrupt source is a Level detection event.

- P24: Edge/Level Interrupt source selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is an Edge detection event.
  1 | - | The interrupt source is a Level detection event.

- P25: Edge/Level Interrupt source selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is an Edge detection event.
  1 | - | The interrupt source is a Level detection event.

- P26: Edge/Level Interrupt source selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is an Edge detection event.
  1 | - | The interrupt source is a Level detection event.

- P27: Edge/Level Interrupt source selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is an Edge detection event.
  1 | - | The interrupt source is a Level detection event.

- P28: Edge/Level Interrupt source selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is an Edge detection event.
  1 | - | The interrupt source is a Level detection event.

- P29: Edge/Level Interrupt source selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is an Edge detection event.
  1 | - | The interrupt source is a Level detection event.

- P30: Edge/Level Interrupt source selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is an Edge detection event.
  1 | - | The interrupt source is a Level detection event.

- P31: Edge/Level Interrupt source selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is an Edge detection event.
  1 | - | The interrupt source is a Level detection event.

#### PIOA Falling Edge/Low Level Select Register

Name: PIOA_FELLSR

Access: write-only

Address: 0x400E0ED0

31 | 30 | 29 | 28 | 27 | 26 | 25 | 24
P31 | P30 | P29 | P28 | P27 | P26 | P25 | P24
23 | 22 | 21 | 20 | 19 | 18 | 17 | 16
P23 | P22 | P21 | P20 | P19 | P18 | P17 | P16
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8
P15 | P14 | P13 | P12 | P11 | P10 | P9 | P8
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0
P7 | P6 | P5 | P4 | P3 | P2 | P1 | P0

- P0: Falling Edge/Low Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is set to a Falling Edge detection or Low Level detection event, depending on PIO_ELSR.

- P1: Falling Edge/Low Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is set to a Falling Edge detection or Low Level detection event, depending on PIO_ELSR.

- P2: Falling Edge/Low Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is set to a Falling Edge detection or Low Level detection event, depending on PIO_ELSR.

- P3: Falling Edge/Low Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is set to a Falling Edge detection or Low Level detection event, depending on PIO_ELSR.

- P4: Falling Edge/Low Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is set to a Falling Edge detection or Low Level detection event, depending on PIO_ELSR.

- P5: Falling Edge/Low Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is set to a Falling Edge detection or Low Level detection event, depending on PIO_ELSR.

- P6: Falling Edge/Low Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is set to a Falling Edge detection or Low Level detection event, depending on PIO_ELSR.

- P7: Falling Edge/Low Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is set to a Falling Edge detection or Low Level detection event, depending on PIO_ELSR.

- P8: Falling Edge/Low Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is set to a Falling Edge detection or Low Level detection event, depending on PIO_ELSR.

- P9: Falling Edge/Low Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is set to a Falling Edge detection or Low Level detection event, depending on PIO_ELSR.

- P10: Falling Edge/Low Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is set to a Falling Edge detection or Low Level detection event, depending on PIO_ELSR.

- P11: Falling Edge/Low Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is set to a Falling Edge detection or Low Level detection event, depending on PIO_ELSR.

- P12: Falling Edge/Low Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is set to a Falling Edge detection or Low Level detection event, depending on PIO_ELSR.

- P13: Falling Edge/Low Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is set to a Falling Edge detection or Low Level detection event, depending on PIO_ELSR.

- P14: Falling Edge/Low Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is set to a Falling Edge detection or Low Level detection event, depending on PIO_ELSR.

- P15: Falling Edge/Low Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is set to a Falling Edge detection or Low Level detection event, depending on PIO_ELSR.

- P16: Falling Edge/Low Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is set to a Falling Edge detection or Low Level detection event, depending on PIO_ELSR.

- P17: Falling Edge/Low Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is set to a Falling Edge detection or Low Level detection event, depending on PIO_ELSR.

- P18: Falling Edge/Low Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is set to a Falling Edge detection or Low Level detection event, depending on PIO_ELSR.

- P19: Falling Edge/Low Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is set to a Falling Edge detection or Low Level detection event, depending on PIO_ELSR.

- P20: Falling Edge/Low Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is set to a Falling Edge detection or Low Level detection event, depending on PIO_ELSR.

- P21: Falling Edge/Low Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is set to a Falling Edge detection or Low Level detection event, depending on PIO_ELSR.

- P22: Falling Edge/Low Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is set to a Falling Edge detection or Low Level detection event, depending on PIO_ELSR.

- P23: Falling Edge/Low Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is set to a Falling Edge detection or Low Level detection event, depending on PIO_ELSR.

- P24: Falling Edge/Low Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is set to a Falling Edge detection or Low Level detection event, depending on PIO_ELSR.

- P25: Falling Edge/Low Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is set to a Falling Edge detection or Low Level detection event, depending on PIO_ELSR.

- P26: Falling Edge/Low Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is set to a Falling Edge detection or Low Level detection event, depending on PIO_ELSR.

- P27: Falling Edge/Low Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is set to a Falling Edge detection or Low Level detection event, depending on PIO_ELSR.

- P28: Falling Edge/Low Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is set to a Falling Edge detection or Low Level detection event, depending on PIO_ELSR.

- P29: Falling Edge/Low Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is set to a Falling Edge detection or Low Level detection event, depending on PIO_ELSR.

- P30: Falling Edge/Low Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is set to a Falling Edge detection or Low Level detection event, depending on PIO_ELSR.

- P31: Falling Edge/Low Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is set to a Falling Edge detection or Low Level detection event, depending on PIO_ELSR.

#### PIOA Rising Edge/ High Level Select Register

Name: PIOA_REHLSR

Access: write-only

Address: 0x400E0ED4

31 | 30 | 29 | 28 | 27 | 26 | 25 | 24
P31 | P30 | P29 | P28 | P27 | P26 | P25 | P24
23 | 22 | 21 | 20 | 19 | 18 | 17 | 16
P23 | P22 | P21 | P20 | P19 | P18 | P17 | P16
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8
P15 | P14 | P13 | P12 | P11 | P10 | P9 | P8
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0
P7 | P6 | P5 | P4 | P3 | P2 | P1 | P0

- P0: Rising Edge /High Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is set to a Rising Edge detection or High Level detection event, depending on PIO_ELSR.

- P1: Rising Edge /High Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is set to a Rising Edge detection or High Level detection event, depending on PIO_ELSR.

- P2: Rising Edge /High Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is set to a Rising Edge detection or High Level detection event, depending on PIO_ELSR.

- P3: Rising Edge /High Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is set to a Rising Edge detection or High Level detection event, depending on PIO_ELSR.

- P4: Rising Edge /High Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is set to a Rising Edge detection or High Level detection event, depending on PIO_ELSR.

- P5: Rising Edge /High Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is set to a Rising Edge detection or High Level detection event, depending on PIO_ELSR.

- P6: Rising Edge /High Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is set to a Rising Edge detection or High Level detection event, depending on PIO_ELSR.

- P7: Rising Edge /High Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is set to a Rising Edge detection or High Level detection event, depending on PIO_ELSR.

- P8: Rising Edge /High Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is set to a Rising Edge detection or High Level detection event, depending on PIO_ELSR.

- P9: Rising Edge /High Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is set to a Rising Edge detection or High Level detection event, depending on PIO_ELSR.

- P10: Rising Edge /High Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is set to a Rising Edge detection or High Level detection event, depending on PIO_ELSR.

- P11: Rising Edge /High Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is set to a Rising Edge detection or High Level detection event, depending on PIO_ELSR.

- P12: Rising Edge /High Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is set to a Rising Edge detection or High Level detection event, depending on PIO_ELSR.

- P13: Rising Edge /High Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is set to a Rising Edge detection or High Level detection event, depending on PIO_ELSR.

- P14: Rising Edge /High Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is set to a Rising Edge detection or High Level detection event, depending on PIO_ELSR.

- P15: Rising Edge /High Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is set to a Rising Edge detection or High Level detection event, depending on PIO_ELSR.

- P16: Rising Edge /High Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is set to a Rising Edge detection or High Level detection event, depending on PIO_ELSR.

- P17: Rising Edge /High Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is set to a Rising Edge detection or High Level detection event, depending on PIO_ELSR.

- P18: Rising Edge /High Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is set to a Rising Edge detection or High Level detection event, depending on PIO_ELSR.

- P19: Rising Edge /High Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is set to a Rising Edge detection or High Level detection event, depending on PIO_ELSR.

- P20: Rising Edge /High Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is set to a Rising Edge detection or High Level detection event, depending on PIO_ELSR.

- P21: Rising Edge /High Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is set to a Rising Edge detection or High Level detection event, depending on PIO_ELSR.

- P22: Rising Edge /High Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is set to a Rising Edge detection or High Level detection event, depending on PIO_ELSR.

- P23: Rising Edge /High Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is set to a Rising Edge detection or High Level detection event, depending on PIO_ELSR.

- P24: Rising Edge /High Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is set to a Rising Edge detection or High Level detection event, depending on PIO_ELSR.

- P25: Rising Edge /High Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is set to a Rising Edge detection or High Level detection event, depending on PIO_ELSR.

- P26: Rising Edge /High Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is set to a Rising Edge detection or High Level detection event, depending on PIO_ELSR.

- P27: Rising Edge /High Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is set to a Rising Edge detection or High Level detection event, depending on PIO_ELSR.

- P28: Rising Edge /High Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is set to a Rising Edge detection or High Level detection event, depending on PIO_ELSR.

- P29: Rising Edge /High Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is set to a Rising Edge detection or High Level detection event, depending on PIO_ELSR.

- P30: Rising Edge /High Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is set to a Rising Edge detection or High Level detection event, depending on PIO_ELSR.

- P31: Rising Edge /High Level Interrupt Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | The interrupt source is set to a Rising Edge detection or High Level detection event, depending on PIO_ELSR.

#### PIOA Fall/Rise - Low/High Status Register

Name: PIOA_FRLHSR

Access: read-only

Address: 0x400E0ED8

31 | 30 | 29 | 28 | 27 | 26 | 25 | 24
P31 | P30 | P29 | P28 | P27 | P26 | P25 | P24
23 | 22 | 21 | 20 | 19 | 18 | 17 | 16
P23 | P22 | P21 | P20 | P19 | P18 | P17 | P16
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8
P15 | P14 | P13 | P12 | P11 | P10 | P9 | P8
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0
P7 | P6 | P5 | P4 | P3 | P2 | P1 | P0

- P0: Edge /Level Interrupt Source Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is a Falling Edge detection (if PIO_ELSR = 0) or Low Level detection event (if PIO_ELSR = 1).
  1 | - | The interrupt source is a Rising Edge detection (if PIO_ELSR = 0) or High Level detection event (if PIO_ELSR = 1).

- P1: Edge /Level Interrupt Source Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is a Falling Edge detection (if PIO_ELSR = 0) or Low Level detection event (if PIO_ELSR = 1).
  1 | - | The interrupt source is a Rising Edge detection (if PIO_ELSR = 0) or High Level detection event (if PIO_ELSR = 1).

- P2: Edge /Level Interrupt Source Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is a Falling Edge detection (if PIO_ELSR = 0) or Low Level detection event (if PIO_ELSR = 1).
  1 | - | The interrupt source is a Rising Edge detection (if PIO_ELSR = 0) or High Level detection event (if PIO_ELSR = 1).

- P3: Edge /Level Interrupt Source Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is a Falling Edge detection (if PIO_ELSR = 0) or Low Level detection event (if PIO_ELSR = 1).
  1 | - | The interrupt source is a Rising Edge detection (if PIO_ELSR = 0) or High Level detection event (if PIO_ELSR = 1).

- P4: Edge /Level Interrupt Source Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is a Falling Edge detection (if PIO_ELSR = 0) or Low Level detection event (if PIO_ELSR = 1).
  1 | - | The interrupt source is a Rising Edge detection (if PIO_ELSR = 0) or High Level detection event (if PIO_ELSR = 1).

- P5: Edge /Level Interrupt Source Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is a Falling Edge detection (if PIO_ELSR = 0) or Low Level detection event (if PIO_ELSR = 1).
  1 | - | The interrupt source is a Rising Edge detection (if PIO_ELSR = 0) or High Level detection event (if PIO_ELSR = 1).

- P6: Edge /Level Interrupt Source Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is a Falling Edge detection (if PIO_ELSR = 0) or Low Level detection event (if PIO_ELSR = 1).
  1 | - | The interrupt source is a Rising Edge detection (if PIO_ELSR = 0) or High Level detection event (if PIO_ELSR = 1).

- P7: Edge /Level Interrupt Source Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is a Falling Edge detection (if PIO_ELSR = 0) or Low Level detection event (if PIO_ELSR = 1).
  1 | - | The interrupt source is a Rising Edge detection (if PIO_ELSR = 0) or High Level detection event (if PIO_ELSR = 1).

- P8: Edge /Level Interrupt Source Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is a Falling Edge detection (if PIO_ELSR = 0) or Low Level detection event (if PIO_ELSR = 1).
  1 | - | The interrupt source is a Rising Edge detection (if PIO_ELSR = 0) or High Level detection event (if PIO_ELSR = 1).

- P9: Edge /Level Interrupt Source Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is a Falling Edge detection (if PIO_ELSR = 0) or Low Level detection event (if PIO_ELSR = 1).
  1 | - | The interrupt source is a Rising Edge detection (if PIO_ELSR = 0) or High Level detection event (if PIO_ELSR = 1).

- P10: Edge /Level Interrupt Source Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is a Falling Edge detection (if PIO_ELSR = 0) or Low Level detection event (if PIO_ELSR = 1).
  1 | - | The interrupt source is a Rising Edge detection (if PIO_ELSR = 0) or High Level detection event (if PIO_ELSR = 1).

- P11: Edge /Level Interrupt Source Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is a Falling Edge detection (if PIO_ELSR = 0) or Low Level detection event (if PIO_ELSR = 1).
  1 | - | The interrupt source is a Rising Edge detection (if PIO_ELSR = 0) or High Level detection event (if PIO_ELSR = 1).

- P12: Edge /Level Interrupt Source Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is a Falling Edge detection (if PIO_ELSR = 0) or Low Level detection event (if PIO_ELSR = 1).
  1 | - | The interrupt source is a Rising Edge detection (if PIO_ELSR = 0) or High Level detection event (if PIO_ELSR = 1).

- P13: Edge /Level Interrupt Source Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is a Falling Edge detection (if PIO_ELSR = 0) or Low Level detection event (if PIO_ELSR = 1).
  1 | - | The interrupt source is a Rising Edge detection (if PIO_ELSR = 0) or High Level detection event (if PIO_ELSR = 1).

- P14: Edge /Level Interrupt Source Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is a Falling Edge detection (if PIO_ELSR = 0) or Low Level detection event (if PIO_ELSR = 1).
  1 | - | The interrupt source is a Rising Edge detection (if PIO_ELSR = 0) or High Level detection event (if PIO_ELSR = 1).

- P15: Edge /Level Interrupt Source Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is a Falling Edge detection (if PIO_ELSR = 0) or Low Level detection event (if PIO_ELSR = 1).
  1 | - | The interrupt source is a Rising Edge detection (if PIO_ELSR = 0) or High Level detection event (if PIO_ELSR = 1).

- P16: Edge /Level Interrupt Source Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is a Falling Edge detection (if PIO_ELSR = 0) or Low Level detection event (if PIO_ELSR = 1).
  1 | - | The interrupt source is a Rising Edge detection (if PIO_ELSR = 0) or High Level detection event (if PIO_ELSR = 1).

- P17: Edge /Level Interrupt Source Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is a Falling Edge detection (if PIO_ELSR = 0) or Low Level detection event (if PIO_ELSR = 1).
  1 | - | The interrupt source is a Rising Edge detection (if PIO_ELSR = 0) or High Level detection event (if PIO_ELSR = 1).

- P18: Edge /Level Interrupt Source Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is a Falling Edge detection (if PIO_ELSR = 0) or Low Level detection event (if PIO_ELSR = 1).
  1 | - | The interrupt source is a Rising Edge detection (if PIO_ELSR = 0) or High Level detection event (if PIO_ELSR = 1).

- P19: Edge /Level Interrupt Source Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is a Falling Edge detection (if PIO_ELSR = 0) or Low Level detection event (if PIO_ELSR = 1).
  1 | - | The interrupt source is a Rising Edge detection (if PIO_ELSR = 0) or High Level detection event (if PIO_ELSR = 1).

- P20: Edge /Level Interrupt Source Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is a Falling Edge detection (if PIO_ELSR = 0) or Low Level detection event (if PIO_ELSR = 1).
  1 | - | The interrupt source is a Rising Edge detection (if PIO_ELSR = 0) or High Level detection event (if PIO_ELSR = 1).

- P21: Edge /Level Interrupt Source Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is a Falling Edge detection (if PIO_ELSR = 0) or Low Level detection event (if PIO_ELSR = 1).
  1 | - | The interrupt source is a Rising Edge detection (if PIO_ELSR = 0) or High Level detection event (if PIO_ELSR = 1).

- P22: Edge /Level Interrupt Source Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is a Falling Edge detection (if PIO_ELSR = 0) or Low Level detection event (if PIO_ELSR = 1).
  1 | - | The interrupt source is a Rising Edge detection (if PIO_ELSR = 0) or High Level detection event (if PIO_ELSR = 1).

- P23: Edge /Level Interrupt Source Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is a Falling Edge detection (if PIO_ELSR = 0) or Low Level detection event (if PIO_ELSR = 1).
  1 | - | The interrupt source is a Rising Edge detection (if PIO_ELSR = 0) or High Level detection event (if PIO_ELSR = 1).

- P24: Edge /Level Interrupt Source Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is a Falling Edge detection (if PIO_ELSR = 0) or Low Level detection event (if PIO_ELSR = 1).
  1 | - | The interrupt source is a Rising Edge detection (if PIO_ELSR = 0) or High Level detection event (if PIO_ELSR = 1).

- P25: Edge /Level Interrupt Source Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is a Falling Edge detection (if PIO_ELSR = 0) or Low Level detection event (if PIO_ELSR = 1).
  1 | - | The interrupt source is a Rising Edge detection (if PIO_ELSR = 0) or High Level detection event (if PIO_ELSR = 1).

- P26: Edge /Level Interrupt Source Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is a Falling Edge detection (if PIO_ELSR = 0) or Low Level detection event (if PIO_ELSR = 1).
  1 | - | The interrupt source is a Rising Edge detection (if PIO_ELSR = 0) or High Level detection event (if PIO_ELSR = 1).

- P27: Edge /Level Interrupt Source Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is a Falling Edge detection (if PIO_ELSR = 0) or Low Level detection event (if PIO_ELSR = 1).
  1 | - | The interrupt source is a Rising Edge detection (if PIO_ELSR = 0) or High Level detection event (if PIO_ELSR = 1).

- P28: Edge /Level Interrupt Source Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is a Falling Edge detection (if PIO_ELSR = 0) or Low Level detection event (if PIO_ELSR = 1).
  1 | - | The interrupt source is a Rising Edge detection (if PIO_ELSR = 0) or High Level detection event (if PIO_ELSR = 1).

- P29: Edge /Level Interrupt Source Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is a Falling Edge detection (if PIO_ELSR = 0) or Low Level detection event (if PIO_ELSR = 1).
  1 | - | The interrupt source is a Rising Edge detection (if PIO_ELSR = 0) or High Level detection event (if PIO_ELSR = 1).

- P30: Edge /Level Interrupt Source Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is a Falling Edge detection (if PIO_ELSR = 0) or Low Level detection event (if PIO_ELSR = 1).
  1 | - | The interrupt source is a Rising Edge detection (if PIO_ELSR = 0) or High Level detection event (if PIO_ELSR = 1).

- P31: Edge /Level Interrupt Source Selection.

  Value | Name | Description
  --- | --- | ---
  0 | - | The interrupt source is a Falling Edge detection (if PIO_ELSR = 0) or Low Level detection event (if PIO_ELSR = 1).
  1 | - | The interrupt source is a Rising Edge detection (if PIO_ELSR = 0) or High Level detection event (if PIO_ELSR = 1).

#### PIOA Lock Status

Name: PIOA_LOCKSR

Access: read-only

Address: 0x400E0EE0

31 | 30 | 29 | 28 | 27 | 26 | 25 | 24
P31 | P30 | P29 | P28 | P27 | P26 | P25 | P24
23 | 22 | 21 | 20 | 19 | 18 | 17 | 16
P23 | P22 | P21 | P20 | P19 | P18 | P17 | P16
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8
P15 | P14 | P13 | P12 | P11 | P10 | P9 | P8
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0
P7 | P6 | P5 | P4 | P3 | P2 | P1 | P0

- P0: Lock Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is not locked.
  1 | - | The I/O line is locked.

- P1: Lock Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is not locked.
  1 | - | The I/O line is locked.

- P2: Lock Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is not locked.
  1 | - | The I/O line is locked.

- P3: Lock Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is not locked.
  1 | - | The I/O line is locked.

- P4: Lock Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is not locked.
  1 | - | The I/O line is locked.

- P5: Lock Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is not locked.
  1 | - | The I/O line is locked.

- P6: Lock Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is not locked.
  1 | - | The I/O line is locked.

- P7: Lock Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is not locked.
  1 | - | The I/O line is locked.

- P8: Lock Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is not locked.
  1 | - | The I/O line is locked.

- P9: Lock Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is not locked.
  1 | - | The I/O line is locked.

- P10: Lock Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is not locked.
  1 | - | The I/O line is locked.

- P11: Lock Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is not locked.
  1 | - | The I/O line is locked.

- P12: Lock Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is not locked.
  1 | - | The I/O line is locked.

- P13: Lock Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is not locked.
  1 | - | The I/O line is locked.

- P14: Lock Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is not locked.
  1 | - | The I/O line is locked.

- P15: Lock Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is not locked.
  1 | - | The I/O line is locked.

- P16: Lock Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is not locked.
  1 | - | The I/O line is locked.

- P17: Lock Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is not locked.
  1 | - | The I/O line is locked.

- P18: Lock Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is not locked.
  1 | - | The I/O line is locked.

- P19: Lock Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is not locked.
  1 | - | The I/O line is locked.

- P20: Lock Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is not locked.
  1 | - | The I/O line is locked.

- P21: Lock Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is not locked.
  1 | - | The I/O line is locked.

- P22: Lock Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is not locked.
  1 | - | The I/O line is locked.

- P23: Lock Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is not locked.
  1 | - | The I/O line is locked.

- P24: Lock Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is not locked.
  1 | - | The I/O line is locked.

- P25: Lock Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is not locked.
  1 | - | The I/O line is locked.

- P26: Lock Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is not locked.
  1 | - | The I/O line is locked.

- P27: Lock Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is not locked.
  1 | - | The I/O line is locked.

- P28: Lock Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is not locked.
  1 | - | The I/O line is locked.

- P29: Lock Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is not locked.
  1 | - | The I/O line is locked.

- P30: Lock Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is not locked.
  1 | - | The I/O line is locked.

- P31: Lock Status.

  Value | Name | Description
  --- | --- | ---
  0 | - | The I/O line is not locked.
  1 | - | The I/O line is locked.

#### PIOA Write Protect Mode Register

Name: PIOA_WPMR

Access: read-write

Address: 0x400E0EE4

31 | 30 | 29 | 28 | 27 | 26 | 25 | 24
WPKEY
23 | 22 | 21 | 20 | 19 | 18 | 17 | 16
WPKEY
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8
WPKEY
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0
- | - | - | - | - | - | - | WPEN

- WPEN: Write Protect Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | Disables the Write Protect if WPKEY corresponds to 0x50494F ("PIO" in ASCII).
  1 | - | Enables the Write Protect if WPKEY corresponds to 0x50494F ("PIO" in ASCII).

- WPKEY: Write Protect KEY

-

#### PIOA Write Protect Status Register

Name: PIOA_WPSR

Access: read-only

Address: 0x400E0EE8

31 | 30 | 29 | 28 | 27 | 26 | 25 | 24
- | - | - | - | - | - | - | -
23 | 22 | 21 | 20 | 19 | 18 | 17 | 16
WPVSRC
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8
WPVSRC
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0
- | - | - | - | - | - | - | WPVS

- WPVS: Write Protect Violation Status

  Value | Name | Description
  --- | --- | ---
  0 | - | No Write Protect Violation has occurred since the last read of the PIO_WPSR register.
  1 | - | A Write Protect Violation has occurred since the last read of the PIO_WPSR register. If this violation is an unauthorized attempt to write a protected register, the associated violation is reported into field WPVSRC.

- WPVSRC: Write Protect Violation Source

-

#### PIOA Schmitt Trigger Register

Name: PIOA_SCHMITT

Access: read-write

Address: 0x400E0F00

31 | 30 | 29 | 28 | 27 | 26 | 25 | 24
SCHMITT31 | SCHMITT30 | SCHMITT29 | SCHMITT28 | SCHMITT27 | SCHMITT26 | SCHMITT25 | SCHMITT24
23 | 22 | 21 | 20 | 19 | 18 | 17 | 16
SCHMITT23 | SCHMITT22 | SCHMITT21 | SCHMITT20 | SCHMITT19 | SCHMITT18 | SCHMITT17 | SCHMITT16
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8
SCHMITT15 | SCHMITT14 | SCHMITT13 | SCHMITT12 | SCHMITT11 | SCHMITT10 | SCHMITT9 | SCHMITT8
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0
SCHMITT7 | SCHMITT6 | SCHMITT5 | SCHMITT4 | SCHMITT3 | SCHMITT2 | SCHMITT1 | SCHMITT0

- SCHMITT0

  Value | Name | Description
  --- | --- | ---
  0 | - | Schmitt Trigger is enabled.
  1 | - | Schmitt Trigger is disabled.

- SCHMITT1

  Value | Name | Description
  --- | --- | ---
  0 | - | Schmitt Trigger is enabled.
  1 | - | Schmitt Trigger is disabled.

- SCHMITT2

  Value | Name | Description
  --- | --- | ---
  0 | - | Schmitt Trigger is enabled.
  1 | - | Schmitt Trigger is disabled.

- SCHMITT3

  Value | Name | Description
  --- | --- | ---
  0 | - | Schmitt Trigger is enabled.
  1 | - | Schmitt Trigger is disabled.

- SCHMITT4

  Value | Name | Description
  --- | --- | ---
  0 | - | Schmitt Trigger is enabled.
  1 | - | Schmitt Trigger is disabled.

- SCHMITT5

  Value | Name | Description
  --- | --- | ---
  0 | - | Schmitt Trigger is enabled.
  1 | - | Schmitt Trigger is disabled.

- SCHMITT6

  Value | Name | Description
  --- | --- | ---
  0 | - | Schmitt Trigger is enabled.
  1 | - | Schmitt Trigger is disabled.

- SCHMITT7

  Value | Name | Description
  --- | --- | ---
  0 | - | Schmitt Trigger is enabled.
  1 | - | Schmitt Trigger is disabled.

- SCHMITT8

  Value | Name | Description
  --- | --- | ---
  0 | - | Schmitt Trigger is enabled.
  1 | - | Schmitt Trigger is disabled.

- SCHMITT9

  Value | Name | Description
  --- | --- | ---
  0 | - | Schmitt Trigger is enabled.
  1 | - | Schmitt Trigger is disabled.

- SCHMITT10

  Value | Name | Description
  --- | --- | ---
  0 | - | Schmitt Trigger is enabled.
  1 | - | Schmitt Trigger is disabled.

- SCHMITT11

  Value | Name | Description
  --- | --- | ---
  0 | - | Schmitt Trigger is enabled.
  1 | - | Schmitt Trigger is disabled.

- SCHMITT12

  Value | Name | Description
  --- | --- | ---
  0 | - | Schmitt Trigger is enabled.
  1 | - | Schmitt Trigger is disabled.

- SCHMITT13

  Value | Name | Description
  --- | --- | ---
  0 | - | Schmitt Trigger is enabled.
  1 | - | Schmitt Trigger is disabled.

- SCHMITT14

  Value | Name | Description
  --- | --- | ---
  0 | - | Schmitt Trigger is enabled.
  1 | - | Schmitt Trigger is disabled.

- SCHMITT15

  Value | Name | Description
  --- | --- | ---
  0 | - | Schmitt Trigger is enabled.
  1 | - | Schmitt Trigger is disabled.

- SCHMITT16

  Value | Name | Description
  --- | --- | ---
  0 | - | Schmitt Trigger is enabled.
  1 | - | Schmitt Trigger is disabled.

- SCHMITT17

  Value | Name | Description
  --- | --- | ---
  0 | - | Schmitt Trigger is enabled.
  1 | - | Schmitt Trigger is disabled.

- SCHMITT18

  Value | Name | Description
  --- | --- | ---
  0 | - | Schmitt Trigger is enabled.
  1 | - | Schmitt Trigger is disabled.

- SCHMITT19

  Value | Name | Description
  --- | --- | ---
  0 | - | Schmitt Trigger is enabled.
  1 | - | Schmitt Trigger is disabled.

- SCHMITT20

  Value | Name | Description
  --- | --- | ---
  0 | - | Schmitt Trigger is enabled.
  1 | - | Schmitt Trigger is disabled.

- SCHMITT21

  Value | Name | Description
  --- | --- | ---
  0 | - | Schmitt Trigger is enabled.
  1 | - | Schmitt Trigger is disabled.

- SCHMITT22

  Value | Name | Description
  --- | --- | ---
  0 | - | Schmitt Trigger is enabled.
  1 | - | Schmitt Trigger is disabled.

- SCHMITT23

  Value | Name | Description
  --- | --- | ---
  0 | - | Schmitt Trigger is enabled.
  1 | - | Schmitt Trigger is disabled.

- SCHMITT24

  Value | Name | Description
  --- | --- | ---
  0 | - | Schmitt Trigger is enabled.
  1 | - | Schmitt Trigger is disabled.

- SCHMITT25

  Value | Name | Description
  --- | --- | ---
  0 | - | Schmitt Trigger is enabled.
  1 | - | Schmitt Trigger is disabled.

- SCHMITT26

  Value | Name | Description
  --- | --- | ---
  0 | - | Schmitt Trigger is enabled.
  1 | - | Schmitt Trigger is disabled.

- SCHMITT27

  Value | Name | Description
  --- | --- | ---
  0 | - | Schmitt Trigger is enabled.
  1 | - | Schmitt Trigger is disabled.

- SCHMITT28

  Value | Name | Description
  --- | --- | ---
  0 | - | Schmitt Trigger is enabled.
  1 | - | Schmitt Trigger is disabled.

- SCHMITT29

  Value | Name | Description
  --- | --- | ---
  0 | - | Schmitt Trigger is enabled.
  1 | - | Schmitt Trigger is disabled.

- SCHMITT30

  Value | Name | Description
  --- | --- | ---
  0 | - | Schmitt Trigger is enabled.
  1 | - | Schmitt Trigger is disabled.

- SCHMITT31

  Value | Name | Description
  --- | --- | ---
  0 | - | Schmitt Trigger is enabled.
  1 | - | Schmitt Trigger is disabled.

#### PIOA Parallel Capture Mode Register

Name: PIOA_PCMR

Access: read-write

Address: 0x400E0F50

31 | 30 | 29 | 28 | 27 | 26 | 25 | 24
- | - | - | - | - | - | - | -
23 | 22 | 21 | 20 | 19 | 18 | 17 | 16
- | - | - | - | - | - | - | -
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8
- | - | - | - | FRSTS | HALFS | ALWYS | -
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0
- | - | DSIZE | - | - | - | PCEN

- PCEN: Parallel Capture Mode Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | The parallel capture mode is disabled.
  1 | - | The parallel capture mode is enabled.

- DSIZE: Parallel Capture Mode Data Size

  Value | Name | Description
  --- | --- | ---
  0 | - | The reception data in the PIO_PCRHR register is a BYTE (8-bit).
  1 | - | The reception data in the PIO_PCRHR register is a HALF-WORD (16-bit).

- ALWYS: Parallel Capture Mode Always Sampling

  Value | Name | Description
  --- | --- | ---
  0 | - | The parallel capture mode samples the data when both data enables are active.
  1 | - | The parallel capture mode samples the data whatever the data enables are.

- HALFS: Parallel Capture Mode Half Sampling

  Value | Name | Description
  --- | --- | ---
  0 | - | The parallel capture mode samples all the data.
  1 | - | The parallel capture mode samples the data only one time out of two.

- FRSTS: Parallel Capture Mode First Sample

  Value | Name | Description
  --- | --- | ---
  0 | - | Only data with an even index are sampled.
  1 | - | Only data with an odd index are sampled.

#### PIOA Parallel Capture Interrupt Enable Register

Name: PIOA_PCIER

Access: write-only

Address: 0x400E0F54

31 | 30 | 29 | 28 | 27 | 26 | 25 | 24
- | - | - | - | - | - | - | -
23 | 22 | 21 | 20 | 19 | 18 | 17 | 16
- | - | - | - | - | - | - | -
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8
- | - | - | - | - | - | - | -
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0
- | - | - | - | RXBUFF | ENDRX | OVRE | DRDY

- DRDY: Parallel Capture Mode Data Ready Interrupt Enable

-

- OVRE: Parallel Capture Mode Overrun Error Interrupt Enable

-

- ENDRX: End of Reception Transfer Interrupt Enable

-

- RXBUFF: Reception Buffer Full Interrupt Enable

-

#### PIOA Parallel Capture Interrupt Disable Register

Name: PIOA_PCIDR

Access: write-only

Address: 0x400E0F58

31 | 30 | 29 | 28 | 27 | 26 | 25 | 24
- | - | - | - | - | - | - | -
23 | 22 | 21 | 20 | 19 | 18 | 17 | 16
- | - | - | - | - | - | - | -
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8
- | - | - | - | - | - | - | -
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0
- | - | - | - | RXBUFF | ENDRX | OVRE | DRDY

- DRDY: Parallel Capture Mode Data Ready Interrupt Disable

-

- OVRE: Parallel Capture Mode Overrun Error Interrupt Disable

-

- ENDRX: End of Reception Transfer Interrupt Disable

-

- RXBUFF: Reception Buffer Full Interrupt Disable

-

#### PIOA Parallel Capture Interrupt Mask Register

Name: PIOA_PCIMR

Access: read-only

Address: 0x400E0F5C

31 | 30 | 29 | 28 | 27 | 26 | 25 | 24
- | - | - | - | - | - | - | -
23 | 22 | 21 | 20 | 19 | 18 | 17 | 16
- | - | - | - | - | - | - | -
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8
- | - | - | - | - | - | - | -
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0
- | - | - | - | RXBUFF | ENDRX | OVRE | DRDY

- DRDY: Parallel Capture Mode Data Ready Interrupt Mask

-

- OVRE: Parallel Capture Mode Overrun Error Interrupt Mask

-

- ENDRX: End of Reception Transfer Interrupt Mask

-

- RXBUFF: Reception Buffer Full Interrupt Mask

-

#### PIOA Parallel Capture Interrupt Status Register

Name: PIOA_PCISR

Access: read-only

Address: 0x400E0F60

31 | 30 | 29 | 28 | 27 | 26 | 25 | 24
- | - | - | - | - | - | - | -
23 | 22 | 21 | 20 | 19 | 18 | 17 | 16
- | - | - | - | - | - | - | -
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8
- | - | - | - | - | - | - | -
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0
- | - | - | - | RXBUFF | ENDRX | OVRE | DRDY

- DRDY: Parallel Capture Mode Data Ready

  Value | Name | Description
  --- | --- | ---
  0 | - | No new data is ready to be read since the last read of PIO_PCRHR.
  1 | - | A new data is ready to be read since the last read of PIO_PCRHR.

- OVRE: Parallel Capture Mode Overrun Error.

  Value | Name | Description
  --- | --- | ---
  0 | - | No overrun error occurred since the last read of this register.
  1 | - | At least one overrun error occurred since the last read of this register.

- ENDRX: End of Reception Transfer.

  Value | Name | Description
  --- | --- | ---
  0 | - | The End of Transfer signal from the Reception PDC channel is inactive.
  1 | - | The End of Transfer signal from the Reception PDC channel is active.

- RXBUFF: Reception Buffer Full

  Value | Name | Description
  --- | --- | ---
  0 | - | The signal Buffer Full from the Reception PDC channel is inactive.
  1 | - | The signal Buffer Full from the Reception PDC channel is active.

#### PIOA Parallel Capture Reception Holding Register

Name: PIOA_PCRHR

Access: read-only

Address: 0x400E0F64

31 | 30 | 29 | 28 | 27 | 26 | 25 | 24
RDATA
23 | 22 | 21 | 20 | 19 | 18 | 17 | 16
RDATA
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8
RDATA
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0
RDATA

- RDATA: Parallel Capture Mode Reception Data.

-

#### PIOA Receive Pointer Register

Name: PIOA_RPR

Access: read-write

Address: 0x400E0F68

31 | 30 | 29 | 28 | 27 | 26 | 25 | 24
RXPTR
23 | 22 | 21 | 20 | 19 | 18 | 17 | 16
RXPTR
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8
RXPTR
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0
RXPTR

- RXPTR: Receive Pointer Register

-

#### PIOA Receive Counter Register

Name: PIOA_RCR

Access: read-write

Address: 0x400E0F6C

31 | 30 | 29 | 28 | 27 | 26 | 25 | 24
- | - | - | - | - | - | - | -
23 | 22 | 21 | 20 | 19 | 18 | 17 | 16
- | - | - | - | - | - | - | -
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8
RXCTR
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0
RXCTR

- RXCTR: Receive Counter Register

-

#### PIOA Transmit Pointer Register

Name: PIOA_TPR

Access: read-write

Address: 0x400E0F70

31 | 30 | 29 | 28 | 27 | 26 | 25 | 24
TXPTR
23 | 22 | 21 | 20 | 19 | 18 | 17 | 16
TXPTR
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8
TXPTR
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0
TXPTR

- TXPTR: Transmit Counter Register

-

#### PIOA Transmit Counter Register

Name: PIOA_TCR

Access: read-write

Address: 0x400E0F74

31 | 30 | 29 | 28 | 27 | 26 | 25 | 24
- | - | - | - | - | - | - | -
23 | 22 | 21 | 20 | 19 | 18 | 17 | 16
- | - | - | - | - | - | - | -
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8
TXCTR
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0
TXCTR

- TXCTR: Transmit Counter Register

-

#### PIOA Receive Next Pointer Register

Name: PIOA_RNPR

Access: read-write

Address: 0x400E0F78

31 | 30 | 29 | 28 | 27 | 26 | 25 | 24
RXNPTR
23 | 22 | 21 | 20 | 19 | 18 | 17 | 16
RXNPTR
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8
RXNPTR
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0
RXNPTR

- RXNPTR: Receive Next Pointer

-

#### PIOA Receive Next Counter Register

Name: PIOA_RNCR

Access: read-write

Address: 0x400E0F7C

31 | 30 | 29 | 28 | 27 | 26 | 25 | 24
- | - | - | - | - | - | - | -
23 | 22 | 21 | 20 | 19 | 18 | 17 | 16
- | - | - | - | - | - | - | -
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8
RXNCTR
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0
RXNCTR

- RXNCTR: Receive Next Counter

-

#### PIOA Transmit Next Pointer Register

Name: PIOA_TNPR

Access: read-write

Address: 0x400E0F80

31 | 30 | 29 | 28 | 27 | 26 | 25 | 24
TXNPTR
23 | 22 | 21 | 20 | 19 | 18 | 17 | 16
TXNPTR
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8
TXNPTR
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0
TXNPTR

- TXNPTR: Transmit Next Pointer

-

#### PIOA Transmit Next Counter Register

Name: PIOA_TNCR

Access: read-write

Address: 0x400E0F84

31 | 30 | 29 | 28 | 27 | 26 | 25 | 24
- | - | - | - | - | - | - | -
23 | 22 | 21 | 20 | 19 | 18 | 17 | 16
- | - | - | - | - | - | - | -
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8
TXNCTR
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0
TXNCTR

- TXNCTR: Transmit Counter Next

-

#### PIOA Transfer Control Register

Name: PIOA_PTCR

Access: write-only

Address: 0x400E0F88

31 | 30 | 29 | 28 | 27 | 26 | 25 | 24
- | - | - | - | - | - | - | -
23 | 22 | 21 | 20 | 19 | 18 | 17 | 16
- | - | - | - | - | - | - | -
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8
- | - | - | - | - | - | TXTDIS | TXTEN
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0
- | - | - | - | - | - | RXTDIS | RXTEN

- RXTEN: Receiver Transfer Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables PDC receiver channel requests if RXTDIS is not set.

- RXTDIS: Receiver Transfer Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the PDC receiver channel requests.

- TXTEN: Transmitter Transfer Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Enables the PDC transmitter channel requests.

- TXTDIS: Transmitter Transfer Disable

  Value | Name | Description
  --- | --- | ---
  0 | - | No effect.
  1 | - | Disables the PDC transmitter channel requests.

#### PIOA Transfer Status Register

Name: PIOA_PTSR

Access: read-only

Address: 0x400E0F8C

31 | 30 | 29 | 28 | 27 | 26 | 25 | 24
- | - | - | - | - | - | - | -
23 | 22 | 21 | 20 | 19 | 18 | 17 | 16
- | - | - | - | - | - | - | -
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8
- | - | - | - | - | - | - | TXTEN
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0
- | - | - | - | - | - | - | RXTEN

- RXTEN: Receiver Transfer Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | PDC Receiver channel requests are disabled.
  1 | - | PDC Receiver channel requests are enabled.

- TXTEN: Transmitter Transfer Enable

  Value | Name | Description
  --- | --- | ---
  0 | - | PDC Transmitter channel requests are disabled.
  1 | - | PDC Transmitter channel requests are enabled.