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Chapter 6 Audio Setup 55

6.2.2 Controlling volume in DOS

The ES1868/1869 audio controller provides software control for the

setting of audio volumes. The VOLUME CONTROL utility located

in the UTILITY subdirectory of the audio driver diskette is used to

control the volume setting in DOS.

To control the volume setting, simply type ESSVOL at the DOS

prompt with appropriate parameters. The syntax of ESSVOL is

shown as follows.

ESSVOL [/?] [/v:xx] [/l:xx] [/w:xx] [/m:xx] [/c:xx] [/s:xx] [/a:xx]

no option Display all volume settings.

/? Display this message.

/v Change master volume.

/l Change line volume.

/w Change wave volume.

/m Change microphone volume.

/c Change CD volume.

/s Change Synthesizer volume.

/a Change AuxB volume.

/p Change PC speaker volume.

xx Volume (xx = 0 if omitted)

The value range of volume is 0 - 15.

[PC speaker volume range is 0 - 7]

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Advantech PCM-4825 Especificaciones Pagina 62