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WM8950 Datasheet(PDF) 49 Page - Cirrus Logic

Part # WM8950
Description  ADC with Microphone Input and Programmable Digital Filters
PDF  60 Pages
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Manufacturer  CIRRUS [Cirrus Logic]
Direct Link  http://www.cirrus.com
Logo CIRRUS - Cirrus Logic

WM8950 Datasheet(HTML) 49 Page - Cirrus Logic

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WM8950
Rev 4.5
49
REGISTER MAP
ADDR
B[15:9]
REGISTER
NAME
B8
B7
B6
B5
B4
B3
B2
B1
B0
DEF
’T
VAL
DEC HEX
(HEX)
0
00
Software Reset
Software reset
1
01
Power m
anage’t
1
0
0
AUXEN
PLLEN
MICBEN
BIASEN
BUFIOEN
VMIDSEL
000
2
02
Power m
anage’t
2
0
0
0
0
BOOSTEN
0
INPPGAEN
0
ADCEN
000
4
04
Audio Interface
BCP
FRAMEP
WL
FMT
0
ALRSWAP
0
050
5
05
Companding ctrl
0
0
0
0
0
ADC_COMP
0
000
6
06
Clock Gen ctrl
CLKSEL
MCLKDIV
BCLKDIV
0
MS
140
7
07
Additional ctrl
0
0
0
0
0
SR
SLOWCLK
EN
000
8
08
GPIO Stuff
0
0
0
OPCLKDIV
GPIOPOL
GPIOSEL
000
14
0E
ADC Control
HPFEN
HPFAPP
HPFCUT
ADCOSR
128
0
0
ADCPOL
100
15
0F
ADC Digital Vol
0
ADCVOL
0FF
18
12
EQ1
– low shelf
0
0
EQ1C
EQ1G
12C
19
13
EQ2
– peak 1
EQ2BW
0
EQ2C
EQ2G
02C
20
14
EQ3
– peak 2
EQ3BW
0
EQ3C
EQ3G
02C
21
15
EQ4
– peak 3
EQ4BW
0
EQ4C
EQ4G
02C
22
16
EQ5
– high
shelf
0
0
EQ5C
EQ5G
02C
27
1B
Notch Filter 1
NFU
NFEN
NFA0[13:7]
000
28
1C
Notch Filter 2
NFU
0
NFA0[6:0]
000
29
1D
Notch Filter 3
NFU
0
NFA1[13:7]
000
30
1E
Notch Filter 4
NFU
0
NFA1[6:0]
000
32
20
ALC control 1
ALCSEL
0
0
ALCMAX
ALCMIN
038
33
21
ALC control 2
ALCZC
ALCHLD
ALCLVL
00B
34
22
ALC control 3
ALCMODE
ALCDCY
ALCATK
032
35
23
Noise Gate
0
0
0
0
0
NGEN
NGTH
000
36
24
PLL N
0
0
0
0
PLL_PRE
SCALE
PLLN[3:0]
008
37
25
PLL K 1
0
0
0
PLLK[23:18]
00C
38
26
PLL K 2
PLLK[17:9]
093
39
27
PLL K 3
PLLK[8:0]
0E9
44
2C
Input ctrl
MBVSEL
0
0
0
0
AUXMODE
AUX2
INPPGA
MICN2
INPPGA
MICP2
INPPGA
003
45
2D
INP PGA gain
ctrl
0
INPPGAZC INPPGA
MUTE
INPPGAVOL
010
47
2F
ADC Boost ctrl
PGABOOST
0
MICP2BOOSTVOL
0
AUX2BOOSTVOL
100
49
31
Thermal
Shutdown
0
0
0
0
0
0
0
TSDEN
0
002



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