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Interrupt 1Ah Time of Day

(0:0068h) access the PC internal clock

Int\1Af\00 Read System Time Counter

Int\1Af\01 Set Clock - set # of 55ms clock ticks in system time counter

Int\1Af\02 Read Real Time Clock Time (AT and after)

Int\1Af\03 Set Real Time Clock Time (AT and after)

Int\1Af\04 Read Real Time Clock Date (AT and after)

Int\1Af\05 Set Real Time Clock Date (AT and after)

Int\1Af\06 Set Real Time Clock Alarm (AT and after)

Int\1Af\07 Reset Real Time Clock Alarm (AT and after)

Int\1Af\08 Set Real Time Clock Activated Power On Mode (Convertible)

Int\1Af\09 Read Real Time Clock Alarm Time and Status

Int\1Af\0A Read System-Timer Day Counter (XT-2 [640k motherboard], PS/2)

Int\1Af\0B Set System-Timer Day Counter (XT-2 [640k motherboard], PS/2)

Int\1Af\80 Set Up Sound Multiplexor (PCjr) (Tandy 1000?)

See also:

file: /Techref/int/1a.htm, 1KB, , updated: 1999/2/20 10:27, local time: 2020/1/17 16:57,

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