User guide

46 DS679F1
CS42L51
5. REGISTER QUICK REFERENCE
Software mode register defaults are as shown. “Reserved” registers must maintain their default state.
AddrFunction76543210
01h ID Chip_ID4 Chip_ID3 Chip_ID2 Chip_ID1 Chip_ID0 Rev_ID2 Rev_ID1 Rev_ID0
p49
default
1 1011001
02h Power Ctl. 1 Reserved
PDN_DACB PDN_DACA dPDN_PGAB PDN_PGAA PDN_ADCB PDN_ADCA
PDN
p49
default
0
00 0000
0
03h Speed Ctl. &
Power Ctl. 2
AUTO SPEED1 SPEED0 3-ST_SP
PDN_MICB PDN_MICA PDN_
MICBIAS
MCLKDIV2
p50
default
1 0101110
04h Interface Ctl.
SDOUT->SDIN
M/S
DAC_DIF2 DAC_DIF1 DAC_DIF0 ADC_I²S/LJ DIGMIX MICMIX
p52
default
0 0000000
05h MIC Control
& Misc.
ADC_SNGVOL ADCB_
DBOOST
ADCA_
DBOOST
MICBIAS_
SEL
MICBIAS_
LVL1
MICBIAS_
LVL0
MICB_
BOOST
MICA_
BOOST
p53
default
0 0000000
06h
ADC Control ADCB_HPF
EN
ADCB_HP
FRZ
ADCA_HPF
EN
ADCA_HP
FRZ
SOFTB ZCROSSB SOFTA ZCROSSA
p54
default
1 0100000
07h ADC Input
Select
, Invert, Mute
AINB_MUX1 AINB_MUX
0
AINA_MUX1 AINA_MUX0 INV_ADCB INV_ADCA ADCB_
MUTE
ADCA_
MUTE
p56
default
0 0000000
08h DAC Output
Control
HP_GAIN2 HP_GAIN1 HP_GAIN0
DAC_SNG
VOL
INV_PCMB INV_PCMA
DACB_
MUTE
DACA_
MUTE
p57
default
0 1100000
09h
DAC Control DATA_SEL1 DATA_SEL0
FREEZE Reserved
DEEMPH AMUTE DAC_SZC1 DAC_SZC0
p58
default
0 0000110
0Ah ALCA SZC &
PGAA Vol-
ume
ALCA_SR
DIS
ALCA_ZC
DIS
Reserved
PGAA
VOL4
PGAA
VOL3
PGAA
VOL2
PGAA
VOL1
PGAA
VOL0
p59
default
0 0000000
0Bh ALCB SZC &
PGAB Vol-
ume
ALCB_SR
DIS
ALCB_ZC
DIS
Reserved
PGAB
VOL4
PGAB
VOL3
PGAB
VOL2
PGAB
VOL1
PGAB
VOL0
p59
default
0 0000000
0Ch ADCA Atten-
uator
ADCA_
ATT7
ADCA_
ATT6
ADCA_
ATT5
ADCA_
ATT4
ADCA_
ATT3
ADCA_
ATT2
ADCA_
ATT1
ADCA_
ATT0
p60
default
0 0000000
0Dh ADCB Atten-
uator
ADCB_
ATT7
ADCB_
ATT6
ADCB_
ATT5
ADCB_
ATT4
ADCB_
ATT3
ADCB_
ATT2
ADCB_
ATT1
ADCB_
ATT0