CS4297
CrystalClear™ SoundFusion™ Audio Codec ’97
REGISTER INTERFACE
Reg
Num
Name
D15 D14 D13 D12 D11 D10 D9 D8
D7
D6
D5
D4
D3
D2
D1
D0 Default
0 0150h
00h Reset
0
0
0
0
0
0
0
1
0
1
0
1
0
0
0
02h Master Volume
Mute X
ML5 ML4 ML3 ML2 ML1 ML0 X
ML5 ML4 ML3 ML2 ML1 ML0 X
X
X
X
0
MR5 MR4 MR3 MR2 MR1 MR0 8000h
MR5 MR4 MR3 MR2 MR1 MR0 8000h
MM5 MM4 MM3 MM2 MM1 MM0 8000h
04h Alternate Line Out Volume Mute X
06h Master Volume Mono
08h Reserved
Mute X
X
0
X
0
X
0
X
0
X
0
X
0
X
0
0
0
0
0
0
0
0
0
0000h
0000h
0Ah PC_BEEP Volume
0Ch Phone Volume
0Eh Mic Volume
Mute X
Mute X
Mute X
Mute X
Mute X
Mute X
Mute X
Mute X
X
X
X
X
X
X
X
X
X
X
0
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
PV3 PV2 PV1 PV0
X
GN4 GN3 GN2 GN1 GN0 8008h
GN4 GN3 GN2 GN1 GN0 8008h
GR4 GR3 GR2 GR1 GR0 8808h
GR4 GR3 GR2 GR1 GR0 8808h
GR4 GR3 GR2 GR1 GR0 8808h
GR4 GR3 GR2 GR1 GR0 8808h
GR4 GR3 GR2 GR1 GR0 8808h
20dB X
10h Line In Volume
12h CD Volume
GL4 GL3 GL2 GL1 GL0 X
GL4 GL3 GL2 GL1 GL0 X
GL4 GL3 GL2 GL1 GL0 X
GL4 GL3 GL2 GL1 GL0 X
GL4 GL3 GL2 GL1 GL0 X
X
X
X
X
X
X
X
0
X
X
X
X
X
X
X
0
14h Video Volume
16h Aux Volume
18h PCM Out Vol
1Ah Record Select
1Ch Record Gain
1Eh Reserved
X
X
X
X
0
X
SL2 SL1 SL0
X
X
X
0
X
SR2 SR1 SR0 0000h
Mute X
GL3 GL2 GL1 GL0 X
GR3 GR2 GR1 GR0 8000h
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0000h
0000h
General
20h
0
0
0
0
MIX MS LPBK 0
0
0
Purpose
22h Reserved
0
0
0
0
..
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
..
0
0
0
0
0
..
0
0
0
0
0
..
0
0
0
0
0
0
0
0
0
0000h
0000h
24h Reserved
26h Powerdown Ctrl/Stat
28h Reserved
PR6 PR5 PR4 PR3 PR2 PR1 PR0 0
REF ANL DAC ADC 000Fh
0
..
0
0
..
0
0
..
0
0
..
0
0
..
0
0
..
1
0
..
1
0
..
0
0
..
0
0
..
0
0
..
0
0
..
1
0000h
..
..
..
5Ah Crystal Revision and Fab ID
..
0301h
..
76h Crystal Reserved
78h Crystal Reserved
7Ah Crystal Reserved
7Ch Vendor ID1(CR)
7Eh Vendor ID2(Y2)
X
X
X
0
X
X
X
1
X
X
X
0
X
X
X
0
X
X
X
0
X
X
X
0
X
X
X
1
X
X
X
1
X
X
X
0
X
X
X
1
X
X
X
0
X
X
X
1
X
X
X
0
X
X
X
0
X
X
X
1
X
X
X
0
XXXXh
XXXXh
XXXXh
4352h
5903h
0
1
0
1
1
0
0
1
0
0
0
0
0
0
1
1
Table 2. Mixer Registers
22
DS242F5
CIRRUS [ CIRRUS LOGIC ]
