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AH = 03h AL = subfunction 00h set default delay and rate (PCjr and some PS/2) 01h increase delay before repeat (PCjr) 02h decrease repeat rate by factor of 2 (PCjr) 03h increase delay and decrease repeat rate (PCjr) 04h turn off typematic repeat (PCjr and some PS/2) 05h set repeat rate and delay (AT,PS) BH = delay value (00h = 250ms to 03h = 1000ms) BL = repeat rate (00h=30/sec to 0Ch=10/sec [def] to 1Fh=2/sec) 06h get current typematic rate and delay (newer PS/2s)Return:
BL = repeat rate (above) BH = delay (above)
Return:
AH destroyed by many BIOSes
Note: Use INT 16/AH=09h to determine whether some of the subfunctions are supported
See Also: INT 16/AH=09h - AH=29h"HUNTER" - AH=2Ah"HUNTER"
Interrups | Categories | Contents |