Atmel Evaluation Kit AT91SAM9G25-EK AT91SAM9G25-EK Data Sheet
Product codes
AT91SAM9G25-EK
328
SAM9G25 [DATASHEET]
11032D–ATARM–10-Mar-2014
25.7.8 Write Protection Status Register
Name:
MATRIX_WPSR
Address:
0xFFFFDFE8
Access:
Read-only
• WPVS: Write Protection Violation Status
0: No write protection violation has occurred since the last read of the MATRIX_WPSR.
1: A write protection violation has occurred since the last read of the MATRIX_WPSR. If this violation is an unauthorized attempt
to write a protected register, the associated violation is reported into field WPVSRC.
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