Atmel ARM-Based Evaluation Kit AT91SAM9N12-EK AT91SAM9N12-EK Data Sheet
Product codes
AT91SAM9N12-EK
225
SAM9N12/SAM9CN11/SAM9CN12 [DATASHEET]
11063K–ATARM–05-Nov-13
23.7.3 PIO Status Register
Name:
PIO_PSR
Addresses:
0xFFFFF408 (PIOA), 0xFFFFF608 (PIOB), 0xFFFFF808 (PIOC), 0xFFFFFA08 (PIOD)
Access:
Read-only
• P0-P31: PIO Status
0: PIO is inactive on the corresponding I/O line (peripheral is active).
1: PIO is active on the corresponding I/O line (peripheral is inactive).
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