WM9715L
Production Data
REGISTER MAP
Note: Highlighted bits differ from the AC’97 specification (newly added for non-AC’97 function, or same bit used in a
different way, or for another function)
Reg
Name
15
0
14
SE4
0
13
12
11
10
9
8
7
6
ID6
INV
0
5
4
3
2
1
0
Default
6174h
8000h
8000h
8000h
00h Reset
SE3
SE2
SE1
SE0
ID9
ID8
ID7
ZC
ZC
ZC
ID5
ID4
ID3
ID2
ID1
ID0
02h LOUT2/ROUT2 Volume
04h Headphone Volume
06h MONOOUT Volume
08h DAC Tone Control
0Ah PCBEEP Input
MU
MU
MU
LOUT2 Volume
ROUT2 Volume
0
HPOUTL Volume
HPOUTR Volume
0
0
0
0
0
0
0
0
0
0
MONOOUT Volume
TRBL
BB
B2H
P2H
0
0
0
B2HVOL
0
BC
BASS
0
B2P
0
DAT
0
B2PVOL
0
TC
0F0Fh
AAA0h
C008h
6808h
E808h
AAA0h
AD00h
8000h
E808h
3000h
B2S
0
B2SVOL
0
0
0
0
0
0Ch PHONE Volume
0Eh MIC Volume
P2S
0
0
0
0
PHONEIN Volume
MICVOL (Mono /Right)
LINEINRVOL
M12P M22P
LMICVOL (Left Only)
LINEINLVOL
20dB
0
MS
10h LINEIN Volume
12h AUXDAC Volume / Routing
14h Sidetone Volume
16h OUT3 Volume
L2H
A2H
STM
MU
D2H
0
L2S
L2P
A2HVOL
STVOL
0
0
A2PVOL
0
A2S
ALCM
A2SVOL
A2P
0
0
0
0
0
0
AXE
0
ALCVOL
SRC
0
0
0
0
0
0
0
0
0
OUT3SRC
Left DAC Volume
R2P RECSL
ZC
0
OUT3 Volume
Right DAC Volume
18h DAC Volume
D2S
D2P
0
0
1Ah Record Select
BOOST
R2P
(Extended)
0
0
RECSR
RECVOLR
BST
1Ch Record Gain
RMU
GRL
0
RECVOLL
ZC
LB
0
GRR
0
(Extended)
8000h
0000h
0000h
0000h
20h General Purpose
22h DAC 3D Control
24h Powerdown
0
0
3DE
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3DLC 3DUC
3DDEPTH
PD15
0
PD14
PR6
PD13 PD12 PD11 PD10
PR5 PR4 PR3 PR2
PD9
PR1
PD8
PR0
PD7
0
PD6
0
PD5
0
PD4
0
PD3
REF
PD2
ANL
PD1
DAC
PD0
ADC
26h Powerdown Ctrl/Stat
Default for reg. 26h - pin 47 "low"
Default for reg. 26h - pin 47 "high" during reset (recommended for lowest power)
000Fh
FF00h
0405h
0410h
BB80h
BB80h
BB80h
2000h
28h Extended Audio ID
2Ah Ext’d Audio stst/ctrl
2Ch Audio DACs Sample Rate
2Eh AUXDAC Sample Rate
32h Audio ADCs Sample Rate
3Ah SPDIF control
ID1
0
ID0
0
0
0
0
0
REV1 REV0 AMAP LDAC SDAC CDAC
0
0
VRM SPDIF DRA
SEN
VRA
VRA
0
SPCV
0
0
0
0
SPSA
0
0
DACSR (Audio DACs Sample Rate)
AUXDACSR (Auxiliary DAC Sample Rate)
ADCSR (Audio ADCs Sample Rate)
CC (Category Code)
V
DRS
SPSR
L
PRE COPY AUD IB PRO
4Ch Pin Configurations (1)
4Eh Interrupt Polarity
50h Interrupt Sticky
1
1
C2P
1
1
AP
AS
AW
AI
1
TP
TS
TW
TI
0
1
0
1
0
0
0
0
0
0
1
0
0
0
0
0
0
1
0
0
0
0
0
0
1
0
0
0
0
0
GC5
GC4
GC3
GC2
1
1
0
1
0
0
0
0
F83Eh
FFFFh
0000h
C1P
C1S
C1W
C1I
1
PP
PS
PW
PI
1
0
1
0
1
0
1
0
C2S
0
0
52h Interrupt Wake-up
54h Interrupt Flags
C2W
C2I
0
0
0
0
0
0
0000h
0
0
0
0
0
GI1
1
interrupts
F83Eh
0008h
56h Pin Configurations (2)
58h Additional Functions (1)
1
1
1
1
0
GE5
0
GE4
0
GE3
GE2
COMP2DEL
0
0
SVD
Die Revision WAKE IRQ
EN INV
5Ah Vendor Reserved
5Ch Add. Functions (2)
5Eh Vendor Reserved
60h ALC Control
RESERVED FOR TEST
DS AMEN
RESERVED FOR TEST
AMUTE
C1 REF
C2 REF
C1SRC
C2SRC
VBIAS
ADCO HPF
ENT
ASS
0000h
ALCL (target level)
ALCSEL
HLD (hold time)
ZC TIMEOUT
DCY (decay time)
NGG
ATK (attack time)
NGTH (threshold)
B032h
3E00h
62h ALC / Noise Gate Control
MAXGAIN
ALC NG AT
ZC
0
64h AUXDAC input control
XSLE
AUXDACSLT
AUXDAC VAL
0000h
66h- Vendor Reserved
74h
RESERVED. DO NOT WRITE TO THESE REGISTERS
76h Digitiser Reg 1
POLL
PNDN
ADCSEL
RPR
COO
CTC
0
CR
WAIT
DEL
SLEN
RPU
SLT
0006h
0001h
0000h
574Dh
4C12h
78h Digitiser Reg 2
7Ah Digitiser Read Back
7Ch Vendor ID1
PRP
45W PDEN
PIL
0
0
ADCSRC
ADCD (TOUCHPANEL ADC DATA)
ASCII character “M”
“12” (indicates part family)
ASCII character “W”
ASCII character “L”
7Eh Vendor ID2
Table 43 WM9715L Register Map
PD Rev 4.0 December 2007
62
w
WOLFSON [ WOLFSON MICROELECTRONICS PLC ]
