Function 06h Set Real Time Clock Alarm (AT and after)entry AH 06h CH hours in BCD CL minutes in BCD DH seconds in BCD return CF set if alarm already set or clock inoperable note 1) Int\4A occurs at specified alarm time every 24hrs until reset
Function 06h Set Real Time Clock Alarm (AT and after)
entry AH 06h
CH hours in BCD
CL minutes in BCD
DH seconds in BCD
return CF set if alarm already set or clock inoperable
note 1) Int\4A occurs at specified alarm time every 24hrs until reset