CS42L51 Datasheet, PDF (45/83 Pages) Cirrus Logic – Low Power, Stereo CODEC with Headphone Amp

CS42L51
5. REGISTER QUICK REFERENCE
Software Mode register defaults are as shown. “Reserved” registers must maintain their default state.
Addr Function
7
6
5
4
3
2
1
0
01h ID.
Chip_ID4
Chip_ID3 Chip_ID2 Chip_ID1 Chip_ID0
Rev_ID2
Rev_ID1
Rev_ID0
p 47. default
1
1
0
1
1
0
0
0
02h Power Ctl. 1. Reserved PDN_DACB PDN_DACA PDN_PGAB PDN_PGAA PDN_ADCB PDN_ADCA
PDN
p 47. default
0
0
0
0
0
0
0
0
03h Speed Ctl. &
Power Ctl. 2.
AUTO
SPEED1
SPEED0
3-ST_SP
PDN_MICB PDN_MICA
PDN_
MICBIAS
MCLKDIV2
p 48. default
1
0
1
0
1
1
1
0
04h Interface Ctl. SDOUT->SDIN M/S
DAC_DIF2 DAC_DIF1 DAC_DIF0 ADC_I²S/LJ DIGMIX
MICMIX
p 49. default
0
0
0
0
0
0
0
0
05h MIC Control ADC_SNGVOL ADCB_
& Misc.
DBOOST
ADCA_
DBOOST
MICBIAS_
SEL
MICBIAS_
LVL1
MICBIAS_
LVL0
MICB_
BOOST
MICA_
BOOST
p 51. default
0
0
0
0
0
0
0
0
06h ADC Control. ADCB_HPF ADCB_HP ADCA_HPF ADCA_HP
EN
FRZ
EN
FRZ
SOFTB
ZCROSSB
SOFTA
ZCROSSA
p 52. default
1
0
1
0
0
0
0
0
07h ADC Input
Select. ,
Invert, Mute.
AINB_MUX1 AINB_MUX AINA_MUX1 AINA_MUX0 INV_ADCB
0
INV_ADCA
ADCB_
MUTE
ADCA_
MUTE
p 53. default
0
0
0
0
0
0
0
0
08h DAC Output
Control.
HP_GAIN2 HP_GAIN1 HP_GAIN0 DAC_SNG INV_DACB INV_DACA
VOL
DACB_
MUTE
DACA_
MUTE
p 54. default
0
1
1
0
0
0
0
0
09h DAC Control. DATA_SEL1 DATA_SEL0 FREEZE Reserved DEEMPH Reserved DAC_SZC1 DAC_SZC0
p 55. default
0
0
0
0
0
1
1
0
0Ah ALCA SZC &
PGAA Vol-
ume.
ALCA_SR
DIS
ALCA_ZC
DIS
Reserved
PGAA
VOL4
PGAA
VOL3
PGAA
VOL2
PGAA
VOL1
PGAA
VOL0
p 56. default
0
0
0
0
0
0
0
0
0Bh ALCB SZC &
PGAB Vol-
ume .
ALCB_SR
DIS
ALCB_ZC
DIS
Reserved
PGAB
VOL4
PGAB
VOL3
PGAB
VOL2
PGAB
VOL1
PGAB
VOL0
p 56. default
0
0
0
0
0
0
0
0
0Ch ADCA Atten- ADCA_ATT7 ADCA_ATT ADCA_ATT5 ADCA_ATT4 ADCA_ATT3 ADCA_ATT2 ADCA_ATT1 ADCA_ATT0
uator.
6
p 57. default
0
0
0
0
0
0
0
0
0Dh ADCB Atten- ADCB_ATT7 ADCB_ATT ADCB_ATT5 ADCB_ATT4 ADCB_ATT3 ADCB_ATT2 ADCB_ATT1 ADCB_ATT0
uator .
6
p 57. default
0
0
0
0
0
0
0
0
0Eh Vol. Control
ADCMIXA.
MUTE_ADC ADCMIXA ADCMIXA
MIXA
VOL6
VOL5
ADCMIXA
VOL4
ADCMIXA
VOL3
ADCMIXA
VOL2
ADCMIXA
VOL1
ADCMIXA
VOL0
p 58. default
1
0
0
0
0
0
0
0
0Fh Vol. Control
ADCMIXB.
MUTE_ADC ADCMIXB ADCMIXB
MIXB
VOL6
VOL5
ADCMIXB
VOL4
ADCMIXB
VOL3
ADCMIXB
VOL2
ADCMIXB
VOL1
ADCMIXB
VOL0
p 58. default
1
0
0
0
0
0
0
0
10h Vol. Control
PCMMIXA.
MUTE_PCM PCMMIXA PCMMIXA PCMMIXA PCMMIXA PCMMIXA PCMMIXA PCMMIXA
MIXA
VOL6
VOL5
VOL4
VOL3
VOL2
VOL1
VOL0
p 59. default
1
0
0
0
0
0
0
0
11h Vol. Control
PCMMIXB.
MUTE_PCM PCMMIXB PCMMIXB PCMMIXB PCMMIXB PCMMIXB PCMMIXB PCMMIXB
MIXB
VOL6
VOL5
VOL4
VOL3
VOL2
VOL1
VOL0
p 59. default
1
0
0
0
0
0
0
0
DS679A2
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