MirOS Manual: esa(4)

ESA(4)                     BSD Programmer's Manual                      ESA(4)

NAME

     esa - ESS Technology Allegro-1 / Maestro-3 family audio device driver

SYNOPSIS

     esa*   at pci? dev ? function ?
     audio* at esa?

DESCRIPTION

     The esa driver provides support for the ESS Allegro-1 and Maestro-3 audio
     devices on the PCI bus. These devices are popular in laptop systems.

     The Allegro-1 and the Maestro-3 are full-duplex devices that allow in-
     dependent playback and recording at sample rates between 8000Hz and
     48000Hz and are capable of playback at 8 and 16 bit in mono and stereo.

SEE ALSO

     ac97(4), audio(4), intro(4), maestro(4), pci(4)

HISTORY

     The esa device driver appeared in OpenBSD 3.1.

AUTHORS

     Jared D. McNeill <jmcneill@invisible.yi.org>

BUGS

     Hardware volume control is not yet supported by this driver.

MirOS BSD #10-current           April 7, 2002                                1

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