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WM8281ECS/R Datenblatt(PDF) 323 Page - Cirrus Logic

Teilenummer WM8281ECS/R
Bauteilbeschribung  Low Power Audio System with Ambient Noise Cancellation and Echo Cancellation
PDF  392 Pages
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Hersteller  CIRRUS [Cirrus Logic]
Direct Link  http://www.cirrus.com
Logo CIRRUS - Cirrus Logic

WM8281ECS/R Datenblatt(HTML) 323 Page - Cirrus Logic

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WM8281
Rev 4.0
323
REG
NAME
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
DEFAULT
R420 (1A4h) FLL2
Synchroniser 4
FLL2_SYNC_LAMBDA [15:0]
0000h
R421 (1A5h) FLL2
Synchroniser 5
0
0
0
0
0
FLL2_SYNC_FRATIO
[2:0]
0
0
0
0
0
0
0
0
0000h
R422 (1A6h) FLL2
Synchroniser 6
0
0
0
0
0
0
0
0
FLL2_SYNCCL
K_DIV [1:0]
0
0
FLL2_SYNCCLK_SRC [3:0]
0000h
R423 (1A7h) FLL2
Synchroniser 7
0
0
0
0
0
0
0
0
0
0
FLL2_SYNC_GAIN [3:0]
0
FLL2_
SYNC
_DFSA
T
0001h
R425 (1A9h) FLL2 Spread
Spectrum
0
0
0
0
0
0
0
0
0
0
FLL2_SS_AMP
L [1:0]
FLL2_SS_FRE
Q [1:0]
FLL2_SS_SEL
[1:0]
0000h
R426 (1AAh) FLL2 GPIO Clock
0
0
0
0
0
0
0
0
FLL2_GPCLK_DIV [6:0]
FLL2_
GPCL
K_ENA
000Ch
R512 (200h) Mic Charge Pump
1
0
0
0
0
0
0
0
0
0
0
0
0
0
CP2_D
ISCH
CP2_B
YPAS
S
CP2_E
NA
0007h
R528 (210h) LDO1 Control 1
0
0
0
0
0
LDO1_VSEL [5:0]
0
0
LDO1_
DISCH
0
LDO1_
ENA
0184h
R531 (213h) LDO2 Control 1
0
0
0
0
0
LDO2_VSEL [5:0]
0
0
LDO2_
DISCH
0
0
03E4h
R536 (218h) Mic Bias Ctrl 1
MICB1
_EXT_
CAP
0
0
0
0
0
0
MICB1_LVL [3:0]
0
MICB1
_RATE
MICB1
_DISC
H
MICB1
_BYPA
SS
MICB1
_ENA
00E6h
R537 (219h) Mic Bias Ctrl 2
MICB2
_EXT_
CAP
0
0
0
0
0
0
MICB2_LVL [3:0]
0
MICB2
_RATE
MICB2
_DISC
H
MICB2
_BYPA
SS
MICB2
_ENA
00E6h
R538 (21Ah) Mic Bias Ctrl 3
MICB3
_EXT_
CAP
0
0
0
0
0
0
MICB3_LVL [3:0]
0
MICB3
_RATE
MICB3
_DISC
H
MICB3
_BYPA
SS
MICB3
_ENA
00E6h
R549 (225h) HP Ctrl 1L
0
0
0
0
0
1
0
0
0
0
0
0
0
HP1L_
FLWR
HP1L_
SHRTI
HP1L_
SHRT
O
0406h
R550 (226h) HP Ctrl 1R
0
0
0
0
0
1
0
0
0
0
0
0
0
HP1R_
FLWR
HP1R_
SHRTI
HP1R_
SHRT
O
0406h
R659 (293h) Accessory Detect
Mode 1
0
0
ACCD
ET_SR
C
0
0
0
0
0
0
0
0
0
0
0
ACCDET_MOD
E [1:0]
0000h
R667 (29Bh) Headphone
Detect 1
0
0
0
0
0
HP_IMPEDAN
CE_RANGE
[1:0]
0
HP_HOLDTIME [2:0]
HP_CLK_DIV
[1:0]
0
HP_R
ATE
HP_P
OLL
0028h
R668 (29Ch) Headphone
Detect 2
HP_D
ONE
HP_LVL [14:0]
0000h
R669 (29Dh) Headphone
Detect Test
0
0
0
0
0
0
HP_DACVAL [9:0]
0000h
R674 (2A2h) Micd Clamp
control
0
0
0
0
0
0
0
0
0
0
0
0
MICD_CLAMP_MODE [3:0]
0000h
R675 (2A3h) Mic Detect 1
MICD_BIAS_STARTTIME [3:0]
MICD_RATE [3:0]
0
0
MICD_BIAS_S
RC [1:0]
0
0
MICD_
DBTIM
E
MICD_
ENA
1102h
R676 (2A4h) Mic Detect 2
0
0
0
0
0
0
0
0
MICD_LVL_SEL [7:0]
009Fh
R677 (2A5h) Mic Detect 3
0
0
0
0
0
MICD_LVL [8:0]
MICD_
VALID
MICD_
STS
0000h
R683 (2ABh) Mic Detect 4
MICDET_ADCVAL_DIFF [7:0]
0
MICDET_ADCVAL [6:0]
0000h



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