X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=Documentation%2Fsound%2Falsa%2FCMIPCI.txt;h=4b2b1538705634797a5893c61ca7eda527f256a3;hb=97bf2856c6014879bd04983a3e9dfcdac1e7fe85;hp=1872e24442a47537d7b0497ab2ea17067dc64f16;hpb=76828883507a47dae78837ab5dec5a5b4513c667;p=linux-2.6.git diff --git a/Documentation/sound/alsa/CMIPCI.txt b/Documentation/sound/alsa/CMIPCI.txt index 1872e2444..4b2b15387 100644 --- a/Documentation/sound/alsa/CMIPCI.txt +++ b/Documentation/sound/alsa/CMIPCI.txt @@ -16,11 +16,11 @@ As default, ALSA driver assigns the first PCM device (i.e. hw:0,0 for card#0) for front and 4/6ch playbacks, while the second PCM device (hw:0,1) is assigned to the second DAC for rear playback. -There are slight difference between two DACs. +There are slight differences between the two DACs: - The first DAC supports U8 and S16LE formats, while the second DAC supports only S16LE. -- The seconde DAC supports only two channel stereo. +- The second DAC supports only two channel stereo. Please note that the CM8x38 DAC doesn't support continuous playback rate but only fixed rates: 5512, 8000, 11025, 16000, 22050, 32000, @@ -76,7 +76,7 @@ in alsa-lib. For example, you can play a WAV file with 6 channels like % aplay -Dsurround51 sixchannels.wav -For programmin the 4/6 channel playback, you need to specify the PCM +For programming the 4/6 channel playback, you need to specify the PCM channels as you like and set the format S16LE. For example, for playback with 4 channels,