30.6.21 PIO Pull-Up Disable Register
This register can only be written if the WPEN bit is cleared in the PIO Write Protection Mode Register.
| Name: | PIO_PUDR |
| Offset: | 0x0060 |
| Reset: | – |
| Property: | Write-only |
| Bit | 31 | 30 | 29 | 28 | 27 | 26 | 25 | 24 | |
| P31 | P30 | P29 | P28 | P27 | P26 | P25 | P24 | ||
| Access | W | W | W | W | W | W | W | W | |
| Reset | – | – | – | – | – | – | – | – |
| Bit | 23 | 22 | 21 | 20 | 19 | 18 | 17 | 16 | |
| P23 | P22 | P21 | P20 | P19 | P18 | P17 | P16 | ||
| Access | W | W | W | W | W | W | W | W | |
| Reset | – | – | – | – | – | – | – | – |
| Bit | 15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 | |
| P15 | P14 | P13 | P12 | P11 | P10 | P9 | P8 | ||
| Access | W | W | W | W | W | W | W | W | |
| Reset | – | – | – | – | – | – | – | – |
| Bit | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 | |
| P7 | P6 | P5 | P4 | P3 | P2 | P1 | P0 | ||
| Access | W | W | W | W | W | W | W | W | |
| Reset | – | – | – | – | – | – | – | – |
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 Pull-Up Disable
| Value | Description |
|---|---|
| 0 | No effect. |
| 1 | Disables the pullup resistor on the I/O line. |