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WM8962B Datasheet(PDF) 146 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) 146 Page - Wolfson Microelectronics plc

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WM8962
146
Rev 4.3
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
R7 (07h)
Audio
Interface 0
6
MSTR
0
Audio Interface Mode Select
0 = Slave mode
1 = Master mode
R8 (08h)
Clocking2
3:0
BCLK_DIV
0100
BCLK Rate
0000 = DSPCLK
0001 = Reserved
0010 = DSPCLK / 2
0011 = DSPCLK / 3
0100 = DSPCLK / 4 (default)
0101 = Reserved
0110 = DSPCLK / 6
0111 = DSPCLK / 8
1000 = Reserved
1001 = DSPCLK / 12
1010 = DSPCLK / 16
1011 = DSPCLK / 24
1100 = Reserved
1101 = DSPCLK / 32
1110 = DSPCLK / 32
1111 = DSPCLK / 32
R14 (0Eh)
Audio
Interface 2
10:0
AIF_RATE
[10:0]
040h
LRCLK Rate
LRCLK clock output =
BCLK / AIF_RATE
Integer (LSB = 1)
Valid from 4..2047
Default (040h) = 64 BCLKs per LRCLK
Table 92 Digital Audio Interface Clock Control
COMPANDING
The WM8962 supports A-law and
-law companding on both transmit (ADC) and receive (DAC) sides
as shown in Table 93.
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
R9 (09h)
Audio
Interface 1
4
DAC_COMP
0
DAC Companding Enable
0 = disabled
1 = enabled
3
DAC_COMPMODE
0
DAC Companding Type
0 = µ-law
1 = A-law
2
ADC_COMP
0
ADC Companding Enable
0 = disabled
1 = enabled
1
ADC_COMPMODE
0
ADC Companding Type
0 = µ-law
1 = A-law
Table 93 Companding Control



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