alc203-lf Realtek Semiconductor Corporation, alc203-lf Datasheet - Page 11

• Manufacturer Part Number: alc203-lf
• Description: Two-channel Ac?97 2.3 Audio Codec
• Manufacturer: Realtek Semiconductor Corporation

6. Registers
6.1 Mixer Registers
Access to registers with an odd number will return a 0. Reading unimplemented registers will also return a 0. X=Reserved bit.
Two-Channel AC’97 2.3 Audio Codec
(HEX)
REG.
60h/
0Ah
0Ch
1Ah
1Ch
2Ah
2Ch
3Ah
7Ch
00h
02h
06h
0Eh
10h
12h
16h
18h
1Eh
20h
22h
24h
26h
28h
32h
34h
6Eh
76h
78h
7Eh
04h
PCM front Out
Vendor Define
Record Select
MIC Volume
Power Down
Aux Volume
Audio Int. &
Audio Status
Record Gain
Record Gain
Sample Rate
Sample Rate
Sample Rate
GPIO Status
CD Volume
GPIO Setup
Vendor ID1
Vendor ID2
Headphone
3D Control
PCM Input
S/PDIF Ctl
Ctrl/Status
Mono-Out
PC_BEEP
MIC ADC
MIC Input
PCM Out
Extended
Audio ID
Extended
PHONE
Purpose
Volume
Volume
Volume
Volume
Volume
Volume
General
volume
Line-In
NAME
Master
Paging
Reset
ADC
EAPD PR6
Mute
Mute
Mute
Mute
Mute
Mute
Mute
Mute
Mute
Mute
Mute
Mute
MSR
POP
D15
FSR
ID1
ISR
T7
15
15
15
F7
X
I4
V
X
X
X
0
0
0
FSR1
MSR
DRS SPSR
D14
SE4
ID0
ISR
T6
14
14
F6
X
X
X
I3
X
X
X
X
X
X
X
X
X
X
X
X
X
4
0
0
0
HPL5 HPL4 HPL3 HPL2 HPL1 HPL0 RM*
FSR1
MSR
ML5 ML4 ML3 ML2 ML1 ML0 RM*
D13
PR5
SE3
ISR
3D
T5
13
13
F5
X
X
I2
X
X
X
X
X
X
X
X
X
X
X
X
3
1
0
0
0
SPSR
FSR1
MSR
NL4
AL4
D12
CL4
PR4
SE2
PL4
ISR
T4
F7
12
12
F4
X
X
X
I1
X
X
X
X
X
X
X
2
0
0
0
0
LRG3 LRG2 LRG1 LRG0
DRSS
REV1 REV0 AMA
FSR1
LMR
MSR
NL3
AL3
D11
CL3
PR3
SE1
PL3
ISR
G3
T3
F6
11
11
F3
X
I0
X
X
X
X
X
L
1
1
0
0
0
DRSS
SPCV
LRS2 LRS1 LRS0
FSR1
LMR
MSR
AL2
CC6
D10
NL2
CL2
PR2
SE0
PL2
ISR
G2
F5
F2
T2
10
10
X
X
X
X
X
0
0
0
0
0
BGO1 BGO0
FSR9 FSR8 FSR7 FSR6 FSR5 FSR4 FSR3 FSR2 FSR1 FSR0 BB80h
LMR
MSR
MIX
NL1
CL1
AL1
PR1
CC5
PL1
ID9
ISR
D9
G1
F4
F1
T1
X
X
X
X
X
P
9
9
0
0
0
7
LMR
MSR
NL0 RM*
CL0
AL0 RM*
PR0
CC4
PL0
ID8
MS
ISR
D8
G0
F0
T0
F3
X
X
X
X
X
X
8
8
0
0
0
DEV7 DEV6 DEV5 DEV4 DEV3 DEV2 DEV1 DEV0 4770h
RM*
RM*
LBK
MSR
CC3
ID7
ISR
D7
F2
S7
X
X
X
X
X
X
X
X
X
X
X
7
7
0
0
0
MSR
CC2
ID6
ISR
D6
BC
F1
S6
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
6
6
0
0
0
HPR5 HPR4 HPR3 HPR2 HPR1 HPR0 8000h
SPSA
MR5 MR4 MR3 MR2 MR1 MR0
MSR
CC1
ID5
ISR
D5
F0
S5
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
1
5
5
0
0
0
SPSA
MM4 MM3 MM2 MM1 MM0
MSR
NR4
CR4
AR4
CC0
PB3
PH4
MI4
PR4
ID4
ISR
D4
S4
X
X
X
X
X
X
X
X
0
4
4
0
0
0
RRG3 RRG2 RRG1 RRG0 8000h
RMR
MSR
NR3
CR3
AR3
REF ANL DAC ADC
PRE
PB2
PH3
MI3
PR3
PG3
ID3
ISR
D3
G3
S3
X
X
X
X
X
3
3
0
0
0
ALC203 DataSheet
RRS2 RRS1 RRS0 0000h
RMR
SPDI
SPDI
MSR
COP
NR2
CR2
AR2
PB1
PH2
MI2
PR2
DP2
PG2
ID2
ISR
D2
G2
S2
X
Y
F
F
2
2
0
0
0
/AUD
RMR
DRA VRA 0A07h
DRA VRA
MSR
NR1
CR1
AR1
PB0
PH1
MI1
PR1
DP1
PG1
ID1
ISR
D1
G1
IO
S1
X
1
1
0
0
0
RMR
MSR
PRO
NR0
CR0
AR0
PH0
MI0
PR0
DP0
PG0
ID0
ISR
D0
G0
S0
X
X
0
0
0
0
0
DEFAUL
BB80h
BB80h
000Fh
414Ch
0190h
8000h
8000h
8000h
8008h
8008h
8808h
8808h
8808h
8808h
8000h
0400h
0000h
0000h
0000h
2000h
0000h
0000h
0000h
Rev1.6
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