Sound

Function number: 129

Generates a sound with the specified frequency, duration, volume, and sound channel.

Register entry values

AX = EE81
BX = Volume (0-15)
  0 is the quietest
  15 is the loudest
CX = Sound channel (0-2)
  Indicates which one of the three sound channels to use
SI = Frequency (110 - 32767)
DI = Duration (0-65535)
  Indicates the number of clock ticks the sound will last

Register exit values

None

Example

MOV     AX,0EE81H       ;Sound function
MOV     BX,10           ;Set the volume
MOV     CX,0            ;Set the sound channel
MOV     SI,800          ;Set the frequency
MOV     DI,5            ;Set the duration
INT     10H             ;Call GRAFIX

Comments

See the 'ExtSound' function in chapter 2 for more information.