SAM3X8E Atmel Corporation, SAM3X8E Datasheet - Page 345

• Manufacturer Part Number: SAM3X8E
• Manufacturer: Atmel Corporation

22.8.7
Name:
Address:
Access:
For more details on MATRIX_WPSR, refer to
• WPVS: Write Protect Violation Status
0: No Write Protect Violation has occurred since the last write of MATRIX_WPMR.
1: At least one Write Protect Violation has occurred since the last write of MATRIX_WPMR.
• WPVSRC: Write Protect Violation Source
Should be written at value 0x4D4154 (“MAT” in ASCII). Writing any other value in this field aborts the write operation of the
WPEN bit. Always reads as 0.
The protected registers are:
11057A–ATARM–17-Feb-12
11057A–ATARM–17-Feb-12
•
•
•
•
•
“Bus Matrix Master Configuration Registers”
“Bus Matrix Slave Configuration Registers”
“Bus Matrix Priority Registers For Slaves”
“Bus Matrix Master Remap Control Register”
“System I/O Configuration Register”
31
23
15
–
7
–
Write Protect Status Register
MATRIX_WPSR
0x400E05E8
Read-only
30
22
14
–
6
–
29
21
13
–
5
–
Section 22.7 “Write Protect Registers” on page
28
20
12
–
4
–
WPVSRC
WPVSRC
27
19
11
–
3
–
26
18
10
–
2
–
335.
25
17
–
9
1
–
SAM3X/A
SAM3X/A
WPVS
24
16
–
8
0
345
345