WM8978 Wolfson Microelectronics Ltd., WM8978 Datasheet - Page 83

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WM8978

Manufacturer Part Number
WM8978
Description
The WM8978 is a low power, high quality stereo codec designed for portable applications such as Digital still camera or Digital Camcorde
Manufacturer
Wolfson Microelectronics Ltd.
Datasheet

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Preliminary Technical Data
w
3 (03h)
4 (04h)
REGISTER
ADDRESS
2
1
0
8
7
6
5
3
2
1
0
8
7
6:5
4:3
BIT
INPPGAENL
ADCENR
ADCENL
OUT4EN
OUT3EN
LOUT2EN
ROUT2EN
RMIXEN
LMIXEN
DACENR
DACENL
BCP
LRP
WL
FMT
LABEL
0
0
0
0
0
0
0
0
0
0
0
0
0
10
10
DEFAULT
Left channel input PGA enable
0 = disabled
1 = enabled
Enable ADC right channel:
0 = ADC disabled
1 = ADC enabled
Enable ADC left channel:
0 = ADC disabled
1 = ADC enabled
OUT4 enable
0 = disabled
1 = enabled
OUT3 enable
0 = disabled
1 = enabled
LOUT2 enable
0 = disabled
1 = enabled
ROUT2 enable
0 = disabled
1 = enabled
Right output channel mixer enable:
0 = disabled
1 = enabled
Left output channel mixer enable:
0 = disabled
1 = enabled
Right channel DAC enable
0 = DAC disabled
1 = DAC enabled
Left channel DAC enable
0 = DAC disabled
1 = DAC enabled
BCLK polarity
0=normal
1=inverted
LRC clock polarity
0=normal
1=inverted
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
2
S format
DESCRIPTION
PTD Rev 2.6 November 2005
Power
Management
Analogue to
Digital
Converter
(ADC)
Analogue to
Digital
Converter
(ADC)
Power
Management
Power
Management
Power
Management
Power
Management
Analogue
Outputs
Analogue
Outputs
Analogue
Outputs
Analogue
Outputs
Digital Audio
Interfaces
Digital Audio
Interfaces
Digital Audio
Interfaces
Digital Audio
Interfaces
REFER TO
WM8978
83