Atmel Evaluation Kit AT91SAM9X25-EK AT91SAM9X25-EK 데이터 시트
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제품 코드
AT91SAM9X25-EK
159
SAM9X25 [DATASHEET]
11054E–ATARM–10-Mar-2014
18.7.3 Shutdown Status Register
Name:
SHDW_SR
Address:
0xFFFFFE18
Access:
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.
• RTCWK: Real-time Clock Wake-up
0 = No wake-up alarm from the RTC occurred since the last read of SHDW_SR.
1 = At least one wake-up alarm from the RTC occurred since the last read of SHDW_SR.
31
30
29
28
27
26
25
24
–
–
–
–
–
–
–
–
23
22
21
20
19
18
17
16
–
–
–
–
–
–
RTCWK
–
15
14
13
12
11
10
9
8
–
–
–
–
–
–
–
–
7
6
5
4
3
2
1
0
–
–
–
–
–
–
–
WAKEUP0