Datasheet

428
SAM9X25 [DATASHEET]
11054E–ATARM–10-Mar-2014
29.16.7 SMC Write Protect Status Register
Name: SMC_WPSR
Address: 0xFFFFEAE8
Access: Read-only
Reset: See Table 29-8
• WPVS: Write Protect Enable
0 = No Write Protect Violation has occurred since the last read of the SMC_WPSR register.
1 = A Write Protect Violation occurred since the last read of the SMC_WPSR register. If this violation is an unauthorized 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 SMC_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