PCM device
From the ALSA wiki
Revision as of 20:16, 14 February 2007 by Ingomueller.net (Talk | contribs)
A PCM device is something like an abstract soundcard. It can either be a hardware device or a PCM plugin layer device. See the alsa-lib documentation for more info. See the .asoundrc and the dmix page for uses of this abstraction layer.