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WM8946ECS/R Datasheet(PDF) 142 Page - Wolfson Microelectronics plc

Part # WM8946ECS/R
Description  Stereo Low-Power CODEC with Video Buffer
PDF  175 Pages
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Manufacturer  WOLFSON [Wolfson Microelectronics plc]
Direct Link  http://www.wolfsonmicro.com
Logo WOLFSON - Wolfson Microelectronics plc

WM8946ECS/R Datasheet(HTML) 142 Page - Wolfson Microelectronics plc

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WM8946
Production Data
w
PD, July 2012, Rev 4.3
142
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
REFER TO
R54 (36h)
Bandgap
15
BG_ENA
0
Bandgap Reference Control
0 = Disabled
1 = Enabled
4:0
BG_VSEL[4:0]
0_1010
Bandgap Voltage select
(Sets the Bandgap voltage)
00000 = 1.200V
… 26.7mV steps
01010 = 1.467V (default)
…
01111 = 1.600V
10000 to 11111 = reserved
(See Table 40 for values)
Register 36h Bandgap
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
REFER TO
R64 (40h)
SE Config
Selection
3:0
SE_CONFIG
[3:0]
0000
DSP Configuration Mode select
0000 = Record mode
0001 = Playback mode
0010 = Reserved
0011 = Reserved
Register 40h SE Config Selection
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
REFER TO
R65 (41h)
SE1_LHPF_
CONFIG
5
SE1_LHPF_R_
SIGN
0
SE1_LHPF_R_SIGN
0 : sum internal result (LPF)
1 : sub internal result (HPF)
4
SE1_LHPF_L_
SIGN
0
SE1_LHPF_L_SIGN
0 : sum internal result (LPF)
1 : sub internal result (HPF)
1
SE1_LHPF_R_
ENA
0
SE1 Right channel low-pass / high-pass filter enable
0 = Disabled
1 = Enabled
0
SE1_LHPF_L_
ENA
0
SE1 Left channel low-pass / high-pass filter enable
0 = Disabled
1 = Enabled
Register 41h SE1_LHPF_CONFIG



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