SAM3XA PIOE

Parallel Input/Output Controller (PIOE) User Interface

Registers

Register Mapping
Address Register Name Access Reset
0x400E1600 PIO Enable Register PIOE_PER write-only -
0x400E1604 PIO Disable Register PIOE_PDR write-only -
0x400E1608 PIO Status Register PIOE_PSR read-only -
0x400E1610 Output Enable Register PIOE_OER write-only -
0x400E1614 Output Disable Register PIOE_ODR write-only -
0x400E1618 Output Status Register PIOE_OSR read-only 0x00000000
0x400E1620 Glitch Input Filter Enable Register PIOE_IFER write-only -
0x400E1624 Glitch Input Filter Disable Register PIOE_IFDR write-only -
0x400E1628 Glitch Input Filter Status Register PIOE_IFSR read-only 0x00000000
0x400E1630 Set Output Data Register PIOE_SODR write-only -
0x400E1634 Clear Output Data Register PIOE_CODR write-only -
0x400E1638 Output Data Status Register PIOE_ODSR read-write -
0x400E163C Pin Data Status Register PIOE_PDSR read-only -
0x400E1640 Interrupt Enable Register PIOE_IER write-only -
0x400E1644 Interrupt Disable Register PIOE_IDR write-only -
0x400E1648 Interrupt Mask Register PIOE_IMR read-only 0x00000000
0x400E164C Interrupt Status Register PIOE_ISR read-only 0x00000000
0x400E1650 Multi-driver Enable Register PIOE_MDER write-only -
0x400E1654 Multi-driver Disable Register PIOE_MDDR write-only -
0x400E1658 Multi-driver Status Register PIOE_MDSR read-only 0x00000000
0x400E1660 Pull-up Disable Register PIOE_PUDR write-only -
0x400E1664 Pull-up Enable Register PIOE_PUER write-only -
0x400E1668 Pad Pull-up Status Register PIOE_PUSR read-only 0x00000000
0x400E1670 Peripheral AB Select Register PIOE_ABSR read-write 0x00000000
0x400E1680 System Clock Glitch Input Filter Select Register PIOE_SCIFSR write-only -
0x400E1684 Debouncing Input Filter Select Register PIOE_DIFSR write-only -
0x400E1688 Glitch or Debouncing Input Filter Clock Selection Status Register PIOE_IFDGSR read-only 0x00000000
0x400E168C Slow Clock Divider Debouncing Register PIOE_SCDR read-write 0x00000000
0x400E16A0 Output Write Enable PIOE_OWER write-only -
0x400E16A4 Output Write Disable PIOE_OWDR write-only -
0x400E16A8 Output Write Status Register PIOE_OWSR read-only 0x00000000
0x400E16B0 Additional Interrupt Modes Enable Register PIOE_AIMER write-only -
0x400E16B4 Additional Interrupt Modes Disables Register PIOE_AIMDR write-only -
0x400E16B8 Additional Interrupt Modes Mask Register PIOE_AIMMR read-only 0x00000000
0x400E16C0 Edge Select Register PIOE_ESR write-only -
0x400E16C4 Level Select Register PIOE_LSR write-only -
0x400E16C8 Edge/Level Status Register PIOE_ELSR read-only 0x00000000
0x400E16D0 Falling Edge/Low Level Select Register PIOE_FELLSR write-only -
0x400E16D4 Rising Edge/ High Level Select Register PIOE_REHLSR write-only -
0x400E16D8 Fall/Rise - Low/High Status Register PIOE_FRLHSR read-only 0x00000000
0x400E16E0 Lock Status PIOE_LOCKSR read-only 0x00000000
0x400E16E4 Write Protect Mode Register PIOE_WPMR read-write 0x00000000
0x400E16E8 Write Protect Status Register PIOE_WPSR read-only 0x00000000

Register Fields

PIOE PIO Enable Register

Name: PIOE_PER

Access: write-only

Address: 0x400E1600

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

PIOE PIO Disable Register

Name: PIOE_PDR

Access: write-only

Address: 0x400E1604

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

PIOE PIO Status Register

Name: PIOE_PSR

Access: read-only

Address: 0x400E1608

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

PIOE Output Enable Register

Name: PIOE_OER

Access: write-only

Address: 0x400E1610

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

PIOE Output Disable Register

Name: PIOE_ODR

Access: write-only

Address: 0x400E1614

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

PIOE Output Status Register

Name: PIOE_OSR

Access: read-only

Address: 0x400E1618

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

PIOE Glitch Input Filter Enable Register

Name: PIOE_IFER

Access: write-only

Address: 0x400E1620

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

PIOE Glitch Input Filter Disable Register

Name: PIOE_IFDR

Access: write-only

Address: 0x400E1624

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

PIOE Glitch Input Filter Status Register

Name: PIOE_IFSR

Access: read-only

Address: 0x400E1628

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

PIOE Set Output Data Register

Name: PIOE_SODR

Access: write-only

Address: 0x400E1630

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

PIOE Clear Output Data Register

Name: PIOE_CODR

Access: write-only

Address: 0x400E1634

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

PIOE Output Data Status Register

Name: PIOE_ODSR

Access: read-write

Address: 0x400E1638

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

PIOE Pin Data Status Register

Name: PIOE_PDSR

Access: read-only

Address: 0x400E163C

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

PIOE Interrupt Enable Register

Name: PIOE_IER

Access: write-only

Address: 0x400E1640

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

PIOE Interrupt Disable Register

Name: PIOE_IDR

Access: write-only

Address: 0x400E1644

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

PIOE Interrupt Mask Register

Name: PIOE_IMR

Access: read-only

Address: 0x400E1648

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

PIOE Interrupt Status Register

Name: PIOE_ISR

Access: read-only

Address: 0x400E164C

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

PIOE Multi-driver Enable Register

Name: PIOE_MDER

Access: write-only

Address: 0x400E1650

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

PIOE Multi-driver Disable Register

Name: PIOE_MDDR

Access: write-only

Address: 0x400E1654

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

PIOE Multi-driver Status Register

Name: PIOE_MDSR

Access: read-only

Address: 0x400E1658

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

PIOE Pull-up Disable Register

Name: PIOE_PUDR

Access: write-only

Address: 0x400E1660

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

PIOE Pull-up Enable Register

Name: PIOE_PUER

Access: write-only

Address: 0x400E1664

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

PIOE Pad Pull-up Status Register

Name: PIOE_PUSR

Access: read-only

Address: 0x400E1668

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

PIOE Peripheral AB Select Register

Name: PIOE_ABSR

Access: read-write

Address: 0x400E1670

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

PIOE System Clock Glitch Input Filter Select Register

Name: PIOE_SCIFSR

Access: write-only

Address: 0x400E1680

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

PIOE Debouncing Input Filter Select Register

Name: PIOE_DIFSR

Access: write-only

Address: 0x400E1684

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

PIOE Glitch or Debouncing Input Filter Clock Selection Status Register

Name: PIOE_IFDGSR

Access: read-only

Address: 0x400E1688

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

PIOE Slow Clock Divider Debouncing Register

Name: PIOE_SCDR

Access: read-write

Address: 0x400E168C

31 30 29 28 27 26 25 24
- - - - - - - -
23 22 21 20 19 18 17 16
- - - - - - - -
15 14 13 12 11 10 9 8
- - DIV
7 6 5 4 3 2 1 0
DIV

PIOE Output Write Enable

Name: PIOE_OWER

Access: write-only

Address: 0x400E16A0

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

PIOE Output Write Disable

Name: PIOE_OWDR

Access: write-only

Address: 0x400E16A4

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

PIOE Output Write Status Register

Name: PIOE_OWSR

Access: read-only

Address: 0x400E16A8

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

PIOE Additional Interrupt Modes Enable Register

Name: PIOE_AIMER

Access: write-only

Address: 0x400E16B0

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

PIOE Additional Interrupt Modes Disables Register

Name: PIOE_AIMDR

Access: write-only

Address: 0x400E16B4

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

PIOE Additional Interrupt Modes Mask Register

Name: PIOE_AIMMR

Access: read-only

Address: 0x400E16B8

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

PIOE Edge Select Register

Name: PIOE_ESR

Access: write-only

Address: 0x400E16C0

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

PIOE Level Select Register

Name: PIOE_LSR

Access: write-only

Address: 0x400E16C4

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

PIOE Edge/Level Status Register

Name: PIOE_ELSR

Access: read-only

Address: 0x400E16C8

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

PIOE Falling Edge/Low Level Select Register

Name: PIOE_FELLSR

Access: write-only

Address: 0x400E16D0

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

PIOE Rising Edge/ High Level Select Register

Name: PIOE_REHLSR

Access: write-only

Address: 0x400E16D4

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

PIOE Fall/Rise - Low/High Status Register

Name: PIOE_FRLHSR

Access: read-only

Address: 0x400E16D8

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

PIOE Lock Status

Name: PIOE_LOCKSR

Access: read-only

Address: 0x400E16E0

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

PIOE Write Protect Mode Register

Name: PIOE_WPMR

Access: read-write

Address: 0x400E16E4

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

PIOE Write Protect Status Register

Name: PIOE_WPSR

Access: read-only

Address: 0x400E16E8

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