SAM4S_14 Datasheet, PDF (594/1231 Pages) ATMEL Corporation – ARM-based Flash MCU

31.7.24 PIO Peripheral ABCD Select Register 1
Name:
Access:
PIO_ABCDSR1
Read/Write
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
This register can only be written if the WPEN bit is cleared in “PIO Write Protection Mode Register” .
• P0-P31: Peripheral Select
If the same bit is set to 0 in PIO_ABCDSR2:
0: Assigns the I/O line to the Peripheral A function.
1: Assigns the I/O line to the Peripheral B function.
If the same bit is set to 1 in PIO_ABCDSR2:
0: Assigns the I/O line to the Peripheral C function.
1: Assigns the I/O line to the Peripheral D function.
594
SAM4S Series [DATASHEET]
Atmel-11100G-ATARM-SAM4S-Datasheet_27-May-14