Cs42l56 – Cirrus Logic CS42L56 User Manual
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56
DS851F2
CS42L56
1Bh
HPF Ctl
HPFB
HPFRZB
HPFA
HPFRZA
HPFB_CF1
HPFB_CF0
HPFA_CF1
HPFA_CF0
1
0
1
0
0
0
0
0
1Ch
Misc. ADC Ctl
ADCB=A
PGAB=A
DIGSUM1
DIGSUM0
INV_ADCB
INV_ADCA
ADCBMUTE ADCAMUTE
0
0
0
0
0
0
0
0
1Dh
Gain & Bias
Ctl
PREAMPB1
PREAMPB0
PREAMPA1
PREAMPA0
BOOSTB
BOOSTA
BIAS_LVL1
BIAS_LVL0
0
0
0
0
0
0
0
0
1Eh
PGAA MUX,
Vol
PGAAMUX1 PGAAMUX0
PGAAVOL5
PGAAVOL4
PGAAVOL3
PGAAVOL2
PGAAVOL1
PGAAVOL0
0
0
0
0
0
0
0
0
1Fh
PGAB MUX,
Vol
PGABMUX1 PGABMUX0
PGABVOL5
PGABVOL4
PGABVOL3 PGABVOL2 PGABVOL1
PGABVOL0
0
0
0
0
0
0
0
0
20h
ADCA Attenu-
ator
ADCAATT7
ADCAATT6
ADCAATT5
ADCAATT4
ADCAATT3
ADCAATT2
ADCAATT1
ADCAATT0
0
0
0
0
0
0
0
0
21h
ADCB Attenu-
ator
ADCBATT7
ADCBATT6
ADCBATT5
ADCBATT4
ADCBATT3
ADCBATT2
ADCBATT1
ADCBATT0
0
0
0
0
0
0
0
0
22h
ALC Enable,
Attack Rate
ALCB
ALCA
ALCARATE5 AALCRATE4 ALCARATE3 ALCARATE2 ALCARATE1 ALCARATE0
0
0
0
0
0
0
0
0
23h
ALC Release
Rate
ALC_ALL
Reserved
ALCRRATE5 ALCRRATE4 ALCRRATE3 ALCRRATE2 ALCRRATE1 ALCRRATE0
1
0
1
1
1
1
1
1
24h
ALC Thresh-
olds
ALCMAX2
ALCMAX1
ALCMAX0
ALCMIN2
ALCMIN1
ALCMIN0
Reserved
Reserved
0
0
0
0
0
0
0
0
25h
Noise Gate Ctl
NGALL
NG
NGBOOST
THRESH2
THRESH1
THRESH0
NGDELAY1
NGDELAY0
0
0
0
0
0
0
0
0
26h
ALC, Limiter
SFT, ZC
ALCASRDIS ALCAZCDIS ALCBSRDIS ALCBZCDIS
LIMSRDIS
Reserved
Reserved
Reserved
0
0
0
0
0
0
0
0
27h
AMUTE, Line
& HP MUX
AMUTE
Reserved
Reserved
Reserved
LINEBMUX
LINEAMUX
HPBMUX
HPAMUX
0
0
0
0
0
0
0
0
28h
Headphone A
Volume
HPAMUTE
HPAVOL6
HPAVOL5
HPAVOL4
HPAVOL3
HPAVOL2
HPAVOL1
HPAVOL0
0
0
0
0
0
0
0
0
29h
Headphone B
Volume
HPBMUTE
HPBVOL6
HPBVOL5
HPBVOL4
HPBVOL3
HPBVOL2
HPBVOL1
HPBVOL0
0
0
0
0
0
0
0
0
2Ah
Line A
Volume
LINEAMUTE LINEAVOL6
LINEAVOL5
LINEAVOL4
LINEAVOL3 LINEAVOL2 LINEAVOL1
LINEAVOL0
0
0
0
0
0
0
0
0
2Bh
Line B
Volume
LINEBMUTE LINEBVOL6
LINEBVOL5
LINEBVOL4
LINEBVOL3 LINEBVOL2 LINEBVOL1
LINEBVOL0
0
0
0
0
0
0
0
0
2Ch
Limit Thresh-
olds Control
LMAX2
LMAX1
LMAX0
CUSH2
CUSH1
CUSH0
Reserved
Reserved
0
0
0
0
0
0
0
0
2Dh
Limit Ctl,
Release Rate
LIMIT
LIMIT_ALL
LIMRRATE5
LIMRRATE4 LIMRRATE3 LIMRRATE2 LIMRRATE1 LIMRRATE0
0
1
1
1
1
1
1
1
2Eh
Limiter Attack
Rate
Reserved
Reserved
LIMARATE5
LIMARATE4
LIMARATE3 LIMARATE2 LIMARATE1
LIMARATE0
0
0
0
0
0
0
0
0
Adr.
Function
7
6
5
4
3
2
1
0