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# amixer controls
numid=4,iface=MIXER,name='ADC ALC Left Volume'
numid=5,iface=MIXER,name='ADC ALC Right Volume'
numid=6,iface=MIXER,name='ADC Digital Left Volume'
numid=7,iface=MIXER,name='ADC Digital Right Volume'
numid=8,iface=MIXER,name='ADC HPF Cut-off'
numid=2,iface=MIXER,name='ADC MIC Left Gain'
numid=22,iface=MIXER,name='ADC MIC Left Switch'
numid=3,iface=MIXER,name='ADC MIC Right Gain'
numid=23,iface=MIXER,name='ADC MIC Right Switch'
numid=20,iface=MIXER,name='ADC MICBIAS Voltage'
numid=21,iface=MIXER,name='ADC Main MICBIAS'
numid=19,iface=MIXER,name='ADC Mode'
numid=1,iface=MIXER,name='I2STDM Digital Loopback Mode'
numid=17,iface=MIXER,name='AGC Left Approximate Sample Rate'
numid=18,iface=MIXER,name='AGC Right Approximate Sample Rate'
numid=11,iface=MIXER,name='ALC AGC Left Max Volume'
numid=13,iface=MIXER,name='ALC AGC Left Min Volume'
numid=15,iface=MIXER,name='ALC AGC Left Switch'
numid=9,iface=MIXER,name='ALC AGC Left Volume'
numid=12,iface=MIXER,name='ALC AGC Right Max Volume'
numid=14,iface=MIXER,name='ALC AGC Right Min Volume'
numid=16,iface=MIXER,name='ALC AGC Right Switch'
numid=10,iface=MIXER,name='ALC AGC Right Volume'
numid=26,iface=MIXER,name='DAC Control Manually'
numid=25,iface=MIXER,name='DAC HPMIX Volume'
numid=24,iface=MIXER,name='DAC LINEOUT Volume'
# arecord -D plughw:0,0 -f cd -t wav -d 10 test.wav
Recording WAVE 'test.wav' : Signed 16 bit Little Endian, Rate 44100 Hz, Stereo
# aplay test.wav
Playing WAVE 'test.wav' : Signed 16 bit Little Endian, Rate 44100 Hz, Stereo