992
6437E–ATARM–23-Apr-13
SAM9M11
41.5.25
ISI Write Protection Status
Name:
ISI_WPSR
Access:
Read-write
WP_VSRC: Write Protection Violation Status
WP_VSRC: Write Protection Violation Source
31
30
29
28
27
26
25
24
--------
23
22
21
20
19
18
17
16
WP_VSRC
15
14
13
12
11
10
9
8
WP_VSRC
76543210
----
WP_VS
WP_VS
0000
No Write Protection Violation occurred since the last read of this
register (WP_SR).
0001
Write Protection detected unauthorized attempt to write a control
register had occurred (since the last read).
0010
Software reset had been performed while Write Protection was
enabled (since the last read).
0011
Both Write Protection violation and software reset with Write
Protection enabled had occurred since the last read.
Other value
Reserved
WP_VSRC
0000
No Write Protection Violation occurred since the last read of this
register (WP_SR).
0001
Write access in ISI_CFG1 while Write Protection was enabled
(since the last read).
0010
Write access in ISI_CFG2 while Write Protection was enabled
(since the last read).
0011
Write access in ISI_PSIZE while Write Protection was enabled
(since the last read).
0100
Write access in ISI_PDECF while Write Protection was enabled
(since the last read).
0101
Write access in
ISI_Y2R_SET0 while Write Protection was
enabled (since the last read).
0110
Write access in
ISI_Y2R_SET1 while Write Protection was
enabled (since the last read).
0111
Write access in
ISI_R2Y_SET0 while Write Protection was
enabled (since the last read).
1000
Write access in
ISI_R2Y_SET1 while Write Protection was
enabled (since the last read).
1001
Write access in
ISI_R2Y_SET2 while Write Protection was
enabled (since the last read).
Other value
Reserved