Datasheet

249
SAM9X25 [DATASHEET]
11054E–ATARM–10-Mar-2014
23.7.22 PIO Pull Up Enable Register
Name: PIO_PUER
Address: 0xFFFFF464 (PIOA), 0xFFFFF664 (PIOB), 0xFFFFF864 (PIOC), 0xFFFFFA64 (PIOD)
Access: Write-only
This register can only be written if the WPEN bit is cleared in “PIO Write Protect Mode Register” .
• P0-P31: Pull Up Enable.
0: No effect.
1: Enables the pull up resistor on the I/O line.
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
76543210
P7 P6 P5 P4 P3 P2 P1 P0