
ASAHI KASEI
[AK4642EN]
MS0420-E-00
2005/09
- 6 -
Register Compatibility with AK4631
AK4631
Addr
Register Name
00H
Power Management 1
01H
Power Management 2
02H
Signal Select 1
03H
Signal Select 2
04H
Mode Control 1
05H
Mode Control 2
06H
Timer Select
07H
ALC Mode Control 1
08H
ALC Mode Control 2
09H
Input PGA Control
0AH
Digital Volume Control
0BH
ALC2 Mode Control
AK4642
Addr Register Name
00H
Power Management 1
01H
Power Management 2
02H
Signal Select 1
03H
Signal Select 2
04H
Mode Control 1
05H
Mode Control 2
06H
Timer Select
07H
ALC Mode Control 1
08H
ALC Mode Control 2
09H
Lch Input Volume Control
0AH
Lch Digital Volume Control
0BH
ALC Mode Control 3
0CH
to
1FH
D7
0
0
SPPS
0
PLL3
0
DVTM
0
0
0
DVOL7
0
D6
D5
PMBP
0
ALC2S
MGAIN1
PLL1
FS3
ZTM1
ALC1
REF5
IPGA5
DVOL5
RFS5
D4
D3
D2
D1
D0
PMVCM
0
BEEPS
AOPSN
PLL2
0
ROTM
ALC2
REF6
IPGA6
DVOL6
0
PMSPK
0
DACA
SPKG1
PLL0
MSBS
ZTM0
ZELM
REF4
IPGA4
DVOL4
RFS4
PMAO
M/S
DACM
SPKG0
BCKO1
BCKP
WTM1
LMAT1
REF3
IPGA3
DVOL3
RFS3
PMDAC
MCKPD
MPWR
BEEPA
BCKO0
FS2
WTM0
LMAT0
REF2
IPGA2
DVOL2
RFS2
PMMIC
MCKO
MICAD
ALC1M
DIF1
FS1
LTM1
RATT
REF1
IPGA1
DVOL1
RFS1
PMADC
PMPLL
MGAIN0
ALC1A
DIF0
FS0
LTM0
LMTH
REF0
IPGA0
DVOL0
RFS0
D7
0
0
D6
D5
PMBP
PMHPL
DACS
MGAIN1
PLL1
FS3
ZTM1
ALC
REF5
IVL5
DVL5
0
D4
D3
D2
D1
0
D0
PMVCM
HPMTN
BEEPS
LOPS
PLL2
PS0
0
0
REF6
IVL6
DVL6
LMTH1
PMSPK
PMHPR
DACL
SPKG1
PLL0
0
ZTM0
ZELMN
REF4
IVL4
DVL4
0
PMLO
M/S
0
SPKG0
BCKO
0
WTM1
LMAT1
REF3
IVL3
DVL3
0
PMDAC
0
PMMP
BEEPL
0
FS2
WTM0
LMAT0
REF2
IVL2
DVL2
0
PMADL
PMPLL
MGAIN0
0
DIF0
FS0
0
LMTH0
REF0
IVL0
DVL0
0
MCKO
0
0
DIF1
FS1
0
RGAIN0
REF1
IVL1
DVL1
0
SPPSN
LOVL
PLL3
PS1
DVTM
0
REF7
IVL7
DVL7
RGAIN1
Additional Function for AK4642 only
Bits which are not needed for AK4642