Kontron VMP3 - Manual (Page 81)

VMP3 Configuration
ID 29230, Rev. 01 © 2005 Kontron Modular Computers GmbH Page 4 - 21
29230
.01.UG.VC.050727/091437
P R E L I M I N A R Y
Legend for Table 4-22
0 = Must set to ’0’
ABE = Alarm in battery back-up mode enable bit
AF = Alarm flag (read only)
AFE = Alarm flag enable flag
BMBn = Watchdog multiplier bit(s)
CB = Century bit
CEB = Century enable bit
FT = Frequency test bit
HT = Halt update bit
OUT = Output level
RBn = Watchdog resolution bit(s)
RPTn = Alarm repeat mode bit(s)
RSn = SQW frequency
S = Sign bit
SQWE = Square wave enable
ST = Stop bit
WDF = Watchdog flag (read only)
Note...
When the RTC has once been stopped due to low voltage, it is
necessary to re-initialize the “Seconds” “Minutes” and “Hours”
registers before it will run again.