Datasheet

927
SAM9G45 [DATASHEET]
Atmel-6438O-ATARM-SAM9G45-Datasheet_08-Dec-15
38.5.25 ISI Write Protection Status
Name: ISI_WPSR
Access: Read/Write
• WP_VS: 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
Value Description
0 0 0 0 No Write Protection Violation occurred since the last read of this register (WP_SR).
0 0 0 1 Write Protection detected unauthorized attempt to write a control register had occurred (since the last read).
0 0 1 0 Software reset had been performed while Write Protection was enabled (since the last read).
0 0 1 1 Both Write Protection violation and software reset with Write Protection enabled had occurred since the last read.
Other value Reserved
Value Description
0 0 0 0 No Write Protection Violation occurred since the last read of this register (WP_SR).
0 0 0 1 Write access in ISI_CFG1 while Write Protection was enabled (since the last read).
0 0 1 0 Write access in ISI_CFG2 while Write Protection was enabled (since the last read).
0 0 1 1 Write access in ISI_PSIZE while Write Protection was enabled (since the last read).
0 1 0 0 Write access in ISI_PDECF while Write Protection was enabled (since the last read).
0101Write access in
ISI_Y2R_SET0 while Write Protection was enabled (since the last read).
0110Write access in
ISI_Y2R_SET1 while Write Protection was enabled (since the last read).
0111Write access in
ISI_R2Y_SET0 while Write Protection was enabled (since the last read).
1000Write access in
ISI_R2Y_SET1 while Write Protection was enabled (since the last read).
1001Write access in
ISI_R2Y_SET2 while Write Protection was enabled (since the last read).
Other value Reserved