User Manual
DS851F2 5
CS42L56
6.11.2 HP/Line De-Emphasis  ......................................................................................................... 65
6.11.3 Playback Channels B=A ...................................................................................................... 65
6.11.4 Invert PCM Signal Polarity  .................................................................................................. 65
6.12 DSP Mute Controls (Address 0Ch) ............................................................................................... 66
6.12.1 ADC Mixer Channel x Mute ................................................................................................. 66
6.12.2 PCM Mixer Channel x Mute ................................................................................................66
6.12.3 Master Playback Mute ......................................................................................................... 66
6.13 ADCx Mixer Volume: ADCA (Address 0Dh) & ADCB (Address 0Eh) ........................................... 66
6.13.1 ADC Mixer Channel x Volume ............................................................................................. 66
6.14 PCMx Mixer Volume: PCMA (Address 0Fh) & PCMB (Address 10h)  .......................................... 67
6.14.1 PCM Mixer Channel x Volume ............................................................................................ 67
6.15 Analog Input Advisory Volume (Address 11h) .............................................................................. 68
6.15.1 Analog Input Advisory Volume  ............................................................................................68
6.16 Digital Input Advisory Volume (Address 12h)  ...............................................................................68
6.16.1 Digital Input Advisory Volume  ............................................................................................. 68
6.17 Master Volume Control:
MSTA (Address 13h) & MSTB (Address 14h)  ...................................................................................... 69
6.17.1 Master Volume Control ........................................................................................................ 69
6.18 Beep Frequency & On Time (Address 15h)  ................................................................................. 69
6.18.1 Beep Frequency .................................................................................................................. 69
6.18.2 Beep On Time  ..................................................................................................................... 70
6.19 Beep Volume & Off Time (Address 16h)  ......................................................................................70
6.19.1 Beep Off Time  ..................................................................................................................... 70
6.19.2 Beep Volume ....................................................................................................................... 71
6.20 Beep & Tone Configuration (Address 17h) ...................................................................................71
6.20.1 Beep Configuration .............................................................................................................. 71
6.20.2 Treble Corner Frequency  .................................................................................................... 71
6.20.3 Bass Corner Frequency  ...................................................................................................... 72
6.20.4 Tone Control Enable  ........................................................................................................... 72
6.21 Tone Control (Address 18h)  ......................................................................................................... 72
6.21.1 Treble Gain .......................................................................................................................... 72
6.21.2 Bass Gain ............................................................................................................................ 72
6.22 ADC & PCM Channel Mixer (Address 19h) .................................................................................. 73
6.22.1 PCM Mix Channel Swap  ..................................................................................................... 73
6.22.2 ADC Mix Channel Swap ...................................................................................................... 73
6.23 AIN Reference Configuration, ADC MUX (Address 1Ah)  ............................................................. 73
6.23.1 Analog Input 2 x Reference Configuration  .......................................................................... 73
6.23.2 Analog Input 1 x Reference Configuration  .......................................................................... 73
6.23.3 ADC x Input Select  .............................................................................................................. 74
6.24 HPF Control (Address 1Bh) .......................................................................................................... 74
6.24.1 ADCx High-Pass Filter  ........................................................................................................ 74
6.24.2 ADCx High-Pass Filter Freeze  ............................................................................................74
6.24.3 HPF x Corner Frequency .................................................................................................... 74
6.25 Misc. ADC Control (Address 1Ch) ................................................................................................ 75
6.25.1 ADC Channel B=A  .............................................................................................................. 75
6.25.2 PGA Channel B=A  .............................................................................................................. 75
6.25.3 Digital Sum .......................................................................................................................... 75
6.25.4 Invert ADC Signal Polarity ................................................................................................... 75
6.25.5 ADC Mute ............................................................................................................................ 75
6.26 Gain & Bias Control (Address 1Dh) ........................................................................................
...... 76
6.26.1 
PGA
 x Preamplifier Gain  ..................................................................................................... 76
6.26.2 Boostx  ................................................................................................................................. 76
6.26.3 Microphone Bias Output Level  ............................................................................................76
6.27 PGA x MUX, Volume: PGA A (Address 1Eh) & PGA B (Address 1Fh) ........................................ 76










