EMU(4) BSD Programmer's Manual EMU(4)NAMEemu - Creative Labs SBLive! and PCI 512 audio device driver
SYNOPSIS
emu* at pci? dev ? function ?
audio* at emu?
DESCRIPTION
The emu device driver supports Creative Sound Blaster Live! cards as well
as the Sound Blaster PCI 512.
These Environmental Audio cards are based upon the programmable EMU10K1
digital-processing chip.
Hardware features:
+ E-mu Systems, Inc. EMU10K1 music synthesis engine
+ 64-voice hardware polyphony with E-mu's patented 8-point interpola-
tion technology
+ Up 1024-voice polyphony with multi-timbre capability
+ Support for real-time digital effects like reverb, chorus, flanger,
pitch shifter, or distortion across any audio source
+ User-selectable settings are optimized for headphones, two or four
speakers
+ Creative Multi Speaker Surround technology places any mono or stereo
source in a 360 degree audio space
+ Processes sample rates from 5kHz to 48kHz
+ Hardware full duplex support enables simultaneous record and playback
at 8 standard sample rates
+ Creative Multi Speaker Surround (CMSS) places any mono or stereo
sound source in a 360 degree audio space
+ Hardware full-duplex support enables simultaneous record and playback
at 8 standard sample rates
+ Allows multiple audio sources playback on the same speaker system
SEE ALSOac97(4), audio(4), intro(4), joy(4), pci(4)HISTORY
The emu device driver appeared in OpenBSD 3.1.
AUTHORS
The emu driver was written by Yannick Montulet
<yannick.montulet@epitech.net> and ported to OpenBSD 3.1 by
Michael Shalayeff <mickey@openbsd.org>.
CAVEATS
ATTENTION!
Hardware interface of this card contains registers not used for normal
operation, but potentially dangerous and not possible to disable. Poten-
tial damage ranges from frying the card to frying motherboard or external
equipment connected to its outputs.
BUGS
Currently, this driver does not support MIDI, joystick input or the
multi-voice capability.
MirOS BSD #10-current October 18, 2001 1
