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2F3901BL0A

Category: runtime support

INT 2F - 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
SeeAlso: AH=39h/BL=00h

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