SAM4L Datasheet, PDF (553/1185 Pages) ATMEL Corporation – ATSAM ARM-based Flash MCU

23.7.9 Pull-up Enable Register
Name:
PUER
Access:
Read/Write, Set, Clear, Toggle
Offset:
0x070, 0x074, 0x078, 0x07C
Reset Value:
-
31
30
29
28
27
26
P31
P30
P29
P28
P27
P26
23
22
21
20
19
18
P23
P22
P21
P20
P19
P18
15
14
13
12
11
10
P15
P14
P13
P12
P11
P10
7
6
5
4
3
2
P7
P6
P5
P4
P3
P2
• P0-31: Pull-up Enable
Writing a zero to a bit in this register will disable pull-up on the corresponding pin.
Writing a one to a bit in this register will enable pull-up on the corresponding pin.
ATSAM4L4/L2
25
24
P25
P24
17
16
P17
P16
9
8
P9
P8
1
0
P1
P0
42023C–SAM–02/2013
553