Atmel AT91M55800A Answering Machine User Manual


 
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1745D–ATARM–04-Nov-05
AT91M55800A
13.3.3 RTC Time Register
Register Name: RTC_TIMR
Access Type: Read/Write
Reset State: 0x0
Offset: 0x08
SEC: Current Second (Code Label RTC_SEC)
The range that can be set is 0 - 59 (BCD).
The lowest four bits encode the units. The higher bits encode the tens.
MIN: Current Minute (Code Label RTC_MIN)
The range that can be set is 0-59 (BCD).
The lowest four bits encode the units. The higher bits encode the tens.
HOUR: Current Hour (Code Label RTC_HOUR)
The range that can be set is 1 - 12 (BCD) in 12-hour mode or 0 - 23 (BCD) in 24-hour mode.
AMPM: Ante Meridiem Post Meridiem Indicator (Code Label RTC_AMPM)
This bit is the AM/PM indicator in 12-hour mode. It must be written at 0 if HRMOD in RTC_HMR defines 24-Hour mode.
0 = AM.
1 = PM.
31 30 29 28 27 26 25 24
––––––––
23 22 21 20 19 18 17 16
AMPM HOUR
15 14 13 12 11 10 9 8
MIN
76543210
SEC