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AX = 1019h BX = frequency in Hertz (0000h = silence) CX = duration in clock ticks (18.2 ticks/sec)
Return:
Immediately, tone continues to completion
Notes: If another tone is already playing, the new tone does not start until completion of the previous one. Up to 32 tones may be queued before the process is blocked until a note completes.. In DV 2.00, the lowest tone allowed is 20 Hz. If CX = 0, the current note is cancelled; if BX = 0 as well, all queued notes are also cancelled
See Also: AH=82h"HUNTER" - INT 16/AH=73h
Category: DESQview/TopView and Quarterdeck Programs - Int 15h - T
Interrups | Categories | Contents |