wm8974gefl-v Wolfson Microelectronics plc, wm8974gefl-v Datasheet - Page 67
wm8974gefl-v
Manufacturer Part Number
wm8974gefl-v
Description
Mono Codec With Speaker Driver
Manufacturer
Wolfson Microelectronics plc
Datasheet
1.WM8974GEFL-V.pdf
(87 pages)
- Current page: 67 of 87
- Download datasheet (2Mb)
Production Data
w
4 (04h)
5 (05h)
REGISTER
ADDRESS
7
6
5
4
3
2
1
0
8
7
6:5
4:3
2
1
0
8:5
4:3
BIT
MONOEN
SPKNEN
SPKPEN
MONOMIXEN
SPKMIXEN
DACEN
BCP
FRAMEP
WL
FMT
DACLRSWAP
ADCLRSWAP
DAC_COMP
LABEL
0
0
0
00
0
0
0
0
0
0
0
10
10
0
0
0
0000
DEFAULT
MONOOUT enable
0 = disabled
1 = enabled
SPKOUTN enable
0 = disabled
1 = enabled
SPKOUTP enable
0 = disabled
1 = enabled
Reserved
Mono Mixer Enable
0 = disabled
1 = enabled
Speaker Mixer Enable
0 = disabled
1 = enabled
Reserved
DAC enable
0 = DAC disabled
1 = DAC enabled
BCLK polarity
0=normal
1=inverted
Frame clock polarity
0=normal
1=inverted
DSP Mode control
1 = Reserved
0 = Configures the interface so that MSB is available o
BCLK rising edge after FRAME rising edge
Word length
00=16 bits
01=20 bits
10=24 bits
11=32 bits
Audio interface Data Format Select:
00=Right Justified
01=Left Justified
10=I
11= DSP/PCM mode
Controls whether DAC data appears in ‘right’ or ‘left’ phases of
FRAME clock:
0=DAC data appear in ‘left’ phase of FRAME
1=DAC data appears in ‘right’ phase of FRAME
Controls whether ADC data appears in ‘right’ or ‘left’ phases of
FRAME clock:
0=ADC data appear in ‘left’ phase of FRAME
1=ADC data appears in ‘right’ phase of FRAME
Reserved
Reserved
DAC companding
00=off
01=reserved
10=µ-law
11=A-law
2
S format
DESCRIPTION
PD, Rev 4.5, September 2008
n
2nd
Analogue Outputs
Analogue Outputs
Analogue Outputs
Analogue Outputs
Analogue Outputs
Analogue Outputs
Digital Audio
Interfaces
Digital Audio
Interfaces
Digital Audio
Interfaces
Digital Audio
Interfaces
Digital Audio
Interfaces
Digital Audio
Interfaces
Digital Audio
Interfaces
REFER TO
WM8974
67
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