CS4237B Datasheet, PDF (58/114 Pages) Cirrus Logic – CrystalClear Advanced Audio System with 3D Sound

CS4237B
MIC
LINE
FM
CD
MIC
AUX1
V
O
A
D
LINE
L
C
VOL
A
U
X
1
DIG
ATTN
A
U
X
Σ
2
L
I
N
E
LINE OUT
Register
00H
02H
04H
06H
08H
0AH
0CH
0EH
20H
22H
24H
26H
28H
2AH
2CH
2EH
DIG VOICE
Σ
D
V
A
O
C
L
PC SPEAKER
MONO IN
V
O
L
Figure 5. SBPro Mixer Mapping
D7
D6
D5
D4
D3
D2
D1
D0
DATA RESET
RESERVED
VOICE VOLUME LEFT
VOICE VOLUME RIGHT
RESERVED
RESERVED
X
X
X
X
X
MIC MIXING
X
X
X
INPUT SELECT
X
X
X
X
X
X
X
VSTC
X
RESERVED
MASTER VOLUME LEFT
MASTER VOLUME RIGHT
RESERVED
FM VOLUME LEFT
FM VOLUME RIGHT
CD VOLUME LEFT
CD VOLUME RIGHT
RESERVED
RESERVED
LINE VOLUME LEFT
LINE VOLUME RIGHT
Table 20. SBPro Compatible Mixer Interface
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DS213PP4