Datasheet

381
SAM3X / SAM3A [DATASHEET]
Atmel-11057C-ATARM-SAM3X-SAM3A-Datasheet_23-Mar-15
22.7.20 DMAC Write Protect Status Register
Name: DMAC_WPSR
Address: 0x400C41E8
Access: Read-only
Reset: See Table 22-5
• WPVS: Write Protect Violation Status
0 = No Write Protect Violation has occurred since the last read of the DMAC_WPSR register.
1 = A Write Protect Violation has occurred since the last read of the DMAC_WPSR register. If this violation is an unauthor-
ized attempt to write a protected register, the associated violation is reported into field WPVSRC.
• WPVSRC: Write Protect Violation Source
When WPVS is active, this field indicates the write-protected register (through address offset or code) in which a write
access has been attempted.
Note: Reading DMAC_WPSR automatically clears all fields.
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
76543210
———————WPVS