
641
SAM4CP [DATASHEET]
43051E–ATPL–08/14
32.6.46 PIO Write Protection Status Register
Name:
PIO_WPSR
Address:
0x400E0EE8 (PIOA), 0x400E10E8 (PIOB), 0x4800C0E8 (PIOC)
Access:
Read-only
WPVS: Write Protection Violation Status
0: No write protection violation has occurred since the last read of the PIO_WPSR.
1: A write protection violation has occurred since the last read of the PIO_WPSR. If this violation is an unauthorized attempt to
write a protected register, the associated violation is reported into field WPVSRC.
WPVSRC: Write Protection Violation Source
When WPVS = 1, WPVSRC indicates the register address offset at which a write access has been attempted.
31
30
29
28
27
26
25
24
–
–
–
–
–
–
–
–
23
22
21
20
19
18
17
16
WPVSRC
15
14
13
12
11
10
9
8
WPVSRC
7
6
5
4
3
2
1
0
–
–
–
–
–
–
–
WPVS