WM8976 Wolfson Microelectronics Ltd., WM8976 Datasheet - Page 82

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WM8976

Manufacturer Part Number
WM8976
Description
The WM8976 is a low power, high quality stereo codec designed for portable applications such as Digital still camera or Digital Camcorde
Manufacturer
Wolfson Microelectronics Ltd.
Datasheet

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DEC HEX
13 0D
WM8976
0
1
2
3
4
5
6
7
8
9
10
11
12
14
15
18
19
20
21
22
24
25
27
28
29
30
32
33
34
35
36
37
38
39
41
43
44
45
47
49
w
B[15:9]
ADDR
REGISTER MAP
00
01
02
03
04
05
06
07
08
09
0A
0B
0C
0E
0F
12
13
14
15
16
18
19
1B
1C
1D
1E
20
21
22
23
24
25
26
27
29
2B
2C
2D
2F
31
ack Detect Control
Software Reset
Power manage’t 1
Power manage’t 2
Power manage’t 3
Audio Interface
Companding ctrl
Clock Gen ctrl
Additional ctrl
GPIO Stuff
Jack detect control
DAC Control
Left DAC digital Vol
Right DAC dig’l Vol
ADC Control
ADC Digital Vol
EQ1 – low shelf
EQ2 – peak 1
EQ3 – peak 2
EQ4 – peak 3
EQ5 – high shelf
DAC Limiter 1
DAC Limiter 2
Notch Filter 1
Notch Filter 2
Notch Filter 3
Notch Filter 4
ALC control 1
ALC control 2
ALC control 3
Noise Gate
PLL N
PLL K 1
PLL K 2
PLL K 3
3D control
Beep control
Input ctrl
INP PGA gain ctrl
ADC Boost ctrl
Output ctrl
REGISTER
NAME
PGABOOSTL
EQ3DMODE
BUFDCOP
ROUT1EN
ALCMODE
OUT4EN
MBVSEL
UPDATE
CLKSEL
ALCSEL
INPPGA
DACVU
DACVU
ADCVU
EQ2BW
EQ3BW
EQ4BW
HPFEN
LIMEN
BCP
NFU
NFU
NFU
NFU
B8
EN
0
0
0
0
0
0
0
0
0
0
0
0
0
JD_VMID
NPPGAZCL INPPGA
LOUT1EN
OUT4MIX
OUT3EN
HPFAPP
NFEN
LRP
B7
EN
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
LOUT2EN ROUT2EN
MCLKDIV
OUT3MIX
MUTEL
DACL2
SLEEP
JD_EN
SOFT
MUTE
0
0
0
0
0
0
B6
EN
0
0
0
0
ALCDCY
ALCHLD
JD_EN1
LIMDCY
EQ1C
EQ2C
EQ3C
EQ4C
EQ5C
L2_2BOOSTVOL
WL
PGA2INV
HPFCUT
MUTER
LIMLVL
DACR2
PLLEN
WL8
B5
0
0
0
0
0
0
0
0
OPCLKDIV
Software reset
ALCMAXGAIN
PLLK[17:9]
PLLK[8:0]
INVROUT2
MICBEN
PLLPRE
JD_SEL
BOOST
SCALE
OUT4
ENL
B4
0
0
0
0
0
0
DAC_COMP
DACVOLR
DACVOLL
ADCVOLL
FMT
GPIO1POL
NFA0[13:7]
NFA1[13:7]
NFA0[6:0]
NFA1[6:0]
BCLKDIV
DACOSR
ADCOSR
RMIXEN
BIASEN
NGEN
OUT3
128
128
B3
INPPGAVOLL
0
0
PLLK[23:18]
0
0
BEEPVOL
BUFIOEN
LRSWAP
INPPGA
LMIXEN
INPPGA
AMUTE
EQ1G
EQ2G
EQ3G
EQ4G
EQ5G
L2_2
DAC
ENL
SPK
B2
SR
0
0
ADC_COMP
LIMBOOST
DEPTH3D
PLLN[3:0]
ALCATK
JD_EN0
ALCLVL
LIMATK
AUXL2BOOSTVOL
GPIO1SEL[2:0]
ALCMINGAIN
DACPOLR DACPOLL
LRSWAP
DACENR
INPPGA
TSDEN
NGTH
ADC
LIN2
B1
0
0
0
0
PP Rev 3.0 April 2006
VMIDSEL
LOOPBACK
LOWCLKEN
ADCLPOL
ADCENL
DACENL
BEEPEN
INPPGA
MONO
VROI
DAC
LIP2
Pre-Production
B0
MS
0
DEF’T
(HEX)
VAL
000
12C
02C
02C
02C
02C
00C
0FF
0FF
0FF
00B
0E9
000
000
000
050
000
140
000
000
000
000
100
032
000
000
000
000
000
038
032
000
008
093
000
000
033
010
100
002
82

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