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Copyright 1991 David Jurgens |
INT 1A - System and Real Time Clock BIOS Services
For more informations, see the following topics:
INT 1A,0 Read system clock counter
INT 1A,1 Set system clock counter
INT 1A,2 Read real time clock time (AT,PS/2)
INT 1A,3 Set real time clock time (AT,PS/2)
INT 1A,4 Read real time clock date (AT,PS/2)
INT 1A,5 Set real time clock date (AT,PS/2)
INT 1A,6 Set real time clock alarm (AT,PS/2)
INT 1A,7 Reset real time clock alarm (PS/2)
INT 1A,8 Set RTC activated power on mode (convertible,PS/2)
INT 1A,9 Read RTC alarm time and status (convertible,PS/2)
INT 1A,A Read system day counter (PS/2)
INT 1A,B Set system day counter (PS/2)
INT 1A,80 Set up sound multiplexer (PCjr only)
- function is specified in register AH
- see RTC
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| Esc or Alt-X to exit |
int 1a |
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