wm8953 Wolfson Microelectronics plc, wm8953 Datasheet - Page 85

• Manufacturer Part Number: wm8953
• Description: Low Power Stereo Adc With Pll And Tdm Interface Low Power Stereo Adc With Pll And Tdm Interface
• Manufacturer: Wolfson Microelectronics plc

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Production Data
R03 (03h)
Power
Management
(3)
R04 (04h)
Audio
Interface (1)
R05 (05h)
Audio
Interface (2)
REGISTER
ADDRESS
0
15:0
15
14
13
12
11:9
8
7
6:5
4:3
2:0
15:8
7:3
2
1
0
BIT
ADCR_ENA
(rw)
AIFADCL_SRC
AIFADCR_SRC
AIFADC_TDM
AIFADC_TDM_
CHAN
AIF_BCLK_INV
AIF_LRCLK_INV
AIF_WL
[1:0]
AIF_FMT
[1:0]
ADC_COMP
ADC_COMPMODE
LABEL
0b
0000h
0b
1b
0b
0b
0b
0b
0b
10b
10b
0b
40h
00000b
0b
0b
0b
DEFAULT
Right ADC Enable
0 = disabled
1 = enabled
Reserved - Do Not Change
Left Digital Audio channel source
0 = Left ADC data is output on left channel
1 = Right ADC data is output on left channel
Right Digital Audio channel source
0 = Left ADC data is output on right channel
1 = Right ADC data is output on right channel
ADC TDM Enable
0 = Normal ADCDAT operation
1 = TDM enabled on ADCDAT
ADCDAT TDM Channel Select
0 = ADCDAT outputs data on slot 0
1 = ADCDAT output data on slot 1
Reserved - Do Not Change
BCLK Invert
0 = BCLK not inverted
1 = BCLK inverted
Right, left and I
0 = normal LRCLK polarity
1 = invert LRCLK polarity
DSP Mode – mode A/B select
0 = MSB is available on 2nd BCLK rising edge after LRC rising
edge (mode A)
1 = MSB is available on 1st BCLK rising edge after LRC rising
edge (mode B)
Digital Audio Interface Word Length
00 = 16 bits
01 = 20 bits
10 = 24 bits
11 = 32 bits
Digital Audio Interface Format
00 = Right justified
01 = Left justified
10 = I
11 = DSP Mode
Reserved - Do Not Change
Reserved - Do Not Change
Reserved - Do Not Change
ADC Companding Enable
0 = disabled
1 = enabled
ADC Companding Type
0 = µ-law
1 = A-law
Reserved - Do Not Change
2
S Format
2
S modes – LRCLK polarity
DESCRIPTION
PD, January 2009, Rev 4.0
WM8953
85