Int 2F/AX=3901h/BL=0Ah

Kingswood TSR Windows - SOUND BEEPER

AX = 3901h
BL = 0Ah
DX = sound divisor, or 0 for silence.
(divide 1843200 by required frequency to get value for DX)
CL = sound length in 18.2 Hz clock ticks

Return:
AX = error code (0000h if successful)
SI,DI,DS,ES preserved

See Also: AH=39h/BL=00h

Category: Runtime Support - Int 2Fh - K

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