SAM3A4C Atmel Corporation, SAM3A4C Datasheet - Page 676
SAM3A4C
Manufacturer Part Number
SAM3A4C
Description
Manufacturer
Atmel Corporation
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31.7.43
Name:
Address:
Access:
Reset:
• WPVS: Write Protect Violation Status
0: No Write Protect Violation has occurred since the last read of the PIO_WPSR register.
1: A Write Protect Violation has occurred since the last read of the PIO_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:
676
676
31
23
15
—
—
7
Reading PIO_WPSR automatically clears all fields.
SAM3X/A
SAM3X/A
PIO Write Protect Status Register
PIO_WPSR
0x400E0EE8 (PIOA), 0x400E10E8 (PIOB), 0x400E12E8 (PIOC), 0x400E14E8 (PIOD),
0x400E16E8 (PIOE), 0x400E18E8 (PIOF)
Read-only
See
Table 31-3
30
22
14
—
—
6
29
21
13
—
—
5
28
—
20
12
—
4
WPVSRC
WPVSRC
27
19
11
—
—
3
26
—
18
10
—
2
25
17
—
—
9
1
11057A–ATARM–17-Feb-12
11057A–ATARM–17-Feb-12
WPVS
24
—
16
8
0
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