cs4297 Cirrus Logic, Inc., cs4297 Datasheet - Page 22

• Manufacturer Part Number: cs4297
• Description: Crystalclear Soundfusion Audio Codec 97 Logic
• Manufacturer: Cirrus Logic, Inc.

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