Int 1AH Function 02H
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Description: Get Time [AT] [PS/2]
Reads the current time from the CMOS time/date chip.
Input Output
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AH=02H CH=hours in binary coded decimal (BCD)
CL=minutes in BCD
DH=seconds in BCD
DL=daylight-saving-time code
00H if standard time
01H if daylight saving time
and, if clock running
Carry flag=clear
or, if clock stopped
Carry flag=set
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