Manual

125
6264A–CAP–21-May-07
AT91CAP9S500A/AT91CAP9S250A
19.6.4 Shutdown Status Register
Register Name: SHDW_SR
Access Type: Read-only
• WAKEUP0: Wake-up 0 Status
0 = No wake-up event occurred on the corresponding wake-up input since the last read of SHDW_SR.
1 = At least one wake-up event occurred on the corresponding wake-up input since the last read of SHDW_SR.
• RTTWK: Real-time Timer Wake-up
0 = No wake-up alarm from the RTT occurred since the last read of SHDW_SR.
1 = At least one wake-up alarm from the RTT occurred since the last read of SHDW_SR.
31 30 29 28 27 26 25 24
––––––––
23 22 21 20 19 18 17 16
–––––––RTTWK
15 14 13 12 11 10 9 8
––––––––
76543210
–––––––WAKEUP0