SAM3A4C Atmel Corporation, SAM3A4C Datasheet - Page 865
![no-image](/images/manufacturer_photos/0/0/79/atmel_corporation_sml.jpg)
SAM3A4C
Manufacturer Part Number
SAM3A4C
Description
Manufacturer
Atmel Corporation
- Current page: 865 of 1465
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35.8.19
Name:
Address:
Access:
Reset:
• WPVS: Write Protect Violation Status
0 = No Write Protect Violation has occurred since the last read of the US_WPSR register.
1 = A Write Protect Violation has occurred since the last read of the US_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:
11057A–ATARM–17-Feb-12
11057A–ATARM–17-Feb-12
31
—
23
15
—
7
Reading US_WPSR automatically clears all fields.
USART Write Protect Status Register
US_WPSR
0x400980E8 (0), 0x4009C0E8 (1), 0x400A00E8 (2), 0x400A40E8 (3)
Read-only
See
Table 35-17
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
SAM3X/A
SAM3X/A
WPVS
24
16
—
8
0
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