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WM8962B Datasheet(PDF) 220 Page - Wolfson Microelectronics plc

Part # WM8962B
Description  Ultra-Low Power Stereo CODEC with Audio Enhancement DSP, 1W Stereo Class D Speaker Drivers and Ground Referenced Headphone Drivers
PDF  295 Pages
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Manufacturer  WOLFSON [Wolfson Microelectronics plc]
Direct Link  http://www.wolfsonmicro.com
Logo WOLFSON - Wolfson Microelectronics plc

WM8962B Datasheet(HTML) 220 Page - Wolfson Microelectronics plc

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WM8962
220
Rev 4.3
Register 14h Noise Gate
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
R21 (15h)
Left ADC
volume
8
ADC_VU
0
ADC Volume Update
Writing a 1 to this bit will cause left and right ADC volume to
be updated simultaneously
7:0
ADCL_VOL [7:0]
1100_0000
Left ADC Digital Volume
00h = mute
01h = -71.625dB
02h = -71.250dB
…0.375dB steps
C0h = 0dB (default)
…
FFh = 23.625dB
Register 15h Left ADC volume
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
R22 (16h)
Right ADC
volume
8
ADC_VU
0
ADC Volume Update
Writing a 1 to this bit will cause left and right ADC volume to
be updated simultaneously
7:0
ADCR_VOL
[7:0]
1100_0000
Right ADC Digital Volume
00h = mute
01h = -71.625dB
02h = -71.250dB
…0.375dB steps
C0h = 0dB (default)
…
FFh = 23.625dB
Register 16h Right ADC volume
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
R23 (17h)
Additional
control(1)
8
THERR_ACT
1
Speaker and Headphone over temperature shutdown
enable.
0 = Disabled
1 = Enabled
Note that TEMP_ENA_HP or TEMP_ENA_SPK or both
must be enabled for Automatic Shutdown to work
5
ADC_HP
0
ADC Oversampling Ratio
0 = Low Power (typically 64 x fs)
1 = High Performance (typically 128 x fs)
0
TOCLK_ENA
0
TOCLK Enable
0 = Disabled
1 = Enabled
Register 17h Additional control(1)
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
R24 (18h)
Additional
control(2)
3
AIF_TRI
0
Audio Interface Tristate
0 = Audio interface pins operate normally
1 = ADCDAT is tri-stated; BCLK & LRCLK are set as inputs



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