Datasheet

SAM4E [DATASHEET]
Atmel-11157D-ATARM-SAM4E16-SAM4E8-Datasheet_12-Jun-14
756
34.6.24 PIO Peripheral ABCD Select Register 1
Name: PIO_ABCDSR1
Access: Read/Write
This register can only be written if the WPEN bit is cleared in the 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.
31 302928 27 26 25 24
P31P30P29P28 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
76543 210
P7 P6 P5 P4 P3 P2 P1 P0