Int 1A/AH=0Ch

TIME - SET RTC DATE/TIME ACTIVATED POWER-ON MODE (IBM)

AH = 0Ch
CH = hours (BCD)
CL = minutes (BCD)
DH = seconds (BCD)
DL = day of month (BCD)

Return:
CF clear if successful
CF set on error (alarm already set or clock nonfunctional)

Desc: Set an automatic power-on for a given time in the future

Note: IBM classifies this function as optional

See Also: AH=06h - AH=0Dh - AH=0Eh - INT 4A

Category: Bios - Int 1Ah - T

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