30.6.17 PIO Interrupt Status Register
| Name: | PIO_ISR |
| Offset: | 0x004C |
| Reset: | 0x00000000 |
| Property: | Read-only |
| Bit | 31 | 30 | 29 | 28 | 27 | 26 | 25 | 24 | |
| P31 | P30 | P29 | P28 | P27 | P26 | P25 | P24 | ||
| Access | R | R | R | R | R | R | R | R | |
| Reset | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Bit | 23 | 22 | 21 | 20 | 19 | 18 | 17 | 16 | |
| P23 | P22 | P21 | P20 | P19 | P18 | P17 | P16 | ||
| Access | R | R | R | R | R | R | R | R | |
| Reset | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Bit | 15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 | |
| P15 | P14 | P13 | P12 | P11 | P10 | P9 | P8 | ||
| Access | R | R | R | R | R | R | R | R | |
| Reset | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Bit | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 | |
| P7 | P6 | P5 | P4 | P3 | P2 | P1 | P0 | ||
| Access | R | R | R | R | R | R | R | R | |
| Reset | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Bits 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31 – P PIO Input Change Interrupt Status
| Value | 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. |