
56
11050A–PMAAC–07-Apr-10
AT73C246
12.3 Audio Codec Controls
Figure 12-2. Audio Codec Controls
BCLKINV
ENASR
STDBY
ENAC
LINBOTH
RINBOTH
DAIMODE
MCLKSEL
SELFS
RHSBOTH
LHSBOTH
I2S INTERFACE
MASTER
SSCMODE
WL
ASRTIME
PATHSEL
AUDIO
CONTROLLER
ADCL
DACL
ADCR
Digital
Processor
DACR
GSDT
Sidetone
-30 to +0dB
LINESEL
ONLINR
ONADCR
ONADCL
ONDACL
ONDACR
MONODAC
MONOADC
-35 to +12dB
Gain Control
1dB step
3dB step
+
+
DEEMP
DEEMP
0 to +46dB
1dB step
ONMICR
MICRVOL
INRVOL
MIXLINER
+
ONMIXR
MIXMICR
-35 to 12dB
1dB step
0 to +46dB
1dB step
ONLINL
ONMICL
Gain Control
INLVOL
MICLVOL
LINESEL
MIXMICL
+
ONMIXL
MIXLINEL
ONPLAYBACK
ONPLAYBACK
HPL
HPR
HPVCM
MUTEMICL
MUTEINL
MICLDIFF
MICRDIFF
EQUALIZER
MUTEDAC L
SWAPDAC
SWAPADC
EQUALIZER
MUTEDACR
MUTEHPL
-77 to 6dB
1dB step
MUTEHPR
HPRVOL
DCBLOCK
ONHPR
HPDET
ONHPL/R
GSDT
Sidetone
-30 to +0dB
ONSIDETONE
ONBYPASS
ONSIDETONE
ONBYPASS
3dB step
FX3D
FX3D
-77 to 6dB
1dB step
MUTEINR
MICL
MICLN
LINEINL
AUXINL
MICR
MICRN
LINEINR
AUXINR
MUTEMICR
DCBLOCK
ONHPL
ONMICBIAS
MICDETLEV
VMIDAVDDMICBIAS AGND
TWI
DCBLOCK
VMID
HPLVOL
2K 200K 200K
ONMICBIAS
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