Rainbow Electronics W90P710CDG - Manual (Page 433)

W90P710CD/W90P710CDG
Publication Release Date: September 19, 2006
- 433 - Revision B2
31 30 29 28 27 26 25 24
Reserved
23 22 21 20 19 18 17 16
Reserved Hi_hr_alarm Hi_hr_alarm
15 14 13 12 11 10 9 8
Reserved Hi_min_alarm Lo_min_alarm
7 6 5 4 3 2 1 0
Reserved Hi_sec_alarm Lo_sec_alarm
TAR is a BCD digit register and RTC will not check loaded data.
BITS DESCRIPTIONS
[31:22] Reserved -
[21:20] Hi_hr_alarm 10 hour time digit
[19:16] Lo_hr_alarm 1 hour time digit
[15] Reserved -
[14:12] Hi_min_alarm 10 min time digit
[11:8] Lo_min_alarm 1 min time digit
[7] Reserved -
[6:4] Hi_sec_alarm 10 sec time digit
[3:0] Lo_sec_alarm 1 sec time digit
RTC Calendar Alarm Register (RTC_CAR)
REGISTER ADDRESS R/W DESCRIPTION RESET VALUE
RTC_CAR 0xFFF8_4020 R/W RTC Calendar Alarm Register 0X0000_0000