Datasheet

285
SAM4S Series [DATASHEET]
11100F–ATARM–29-Jan-14
15.5.4 Real-time Timer Status Register
Name: RTT_SR
Address: 0x400E143C
Access: Read-only
• ALMS: Real-time Alarm Status
0: The Real-time Alarm has not occurred since the last read of RTT_SR.
1: The Real-time Alarm occurred since the last read of RTT_SR.
• RTTINC: Prescaler Roll-over Status
0: No prescaler roll-over occurred since the last read of the RTT_SR.
1: Prescaler roll-over occurred since the last read of the RTT_SR.
31 30 29 28 27 26 25 24
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23 22 21 20 19 18 17 16
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15 14 13 12 11 10 9 8
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76543210
––––––RTTINCALMS