WM8741
Production Data
REGISTER MAP
Reg
Name
Addr
Bit 8
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Default
DACLLSB
0
0
0
UPDATELL
LAT[4:0]
0
00h
0x000
Attenuation
DACLMSB
Attenuation
0
0
0
0
0
0
0
0
0
0
0
0
0
UPDATELM
UPDATERL
UPDATERM
LAT[9:5]
RAT[4:0]
RAT[9:5]
ATC
1
2
01h
02h
03h
04h
05h
06h
07h
08h
09h
20h
0x000
0x000
0x000
0x000
0x00A
0x000
0x000
0x002
0x000
0x000
DACRLSB
Attenuation
DACRMSB
Attenuation
0
3
SOFT
MUTE
AMUTE
PWDN
ZFLAG_HI
MODE8X
0
ZEROFLR[1:0]
IZD
ATT2DB
VOL_RAMP
4
Volume Control
Format Control
Filter Control
REV
BCP
LRP
FMT[1:0]
IWL[1:0]
5
DEEMPH[1:0]
DSDFILT[1:0]
FIRSEL[2:0]
6
OSR[1:0]
SR[2:0]
MODESEL[1:0]
7
Mode Control 1
Mode Control 2
Software Reset
DSD_GAIN
SDOUT
DOUT
RESET
0
DIFF[1:0]
DITHER[1:0]
8
9
DSD_NO_
NOTCH
Additional
Control 1
0
0
0
0
0
0
DSD_LEVEL
32
PD, Rev 4.2, October 2009
44
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WOLFSON [ WOLFSON MICROELECTRONICS PLC ]
