WM8731 Wolfson Microelectronics Ltd., WM8731 Datasheet - Page 49

• Manufacturer Part Number: WM8731
• Description: WM8731 : Low Power Audio Codec With Integrated Headphone Driver
• Manufacturer: Wolfson Microelectronics Ltd.

WM8731
0000101
Digital Audio
Path Control
0000110
Power Down
Control
REGISTER
ADDRESS
0
2:1
3
4
0
1
2
3
4
5
6
7
BIT
ADCHPD
DEEMP[1:0]
DACMU
HPOR
LINEINPD
MICPD
ADCPD
DACPD
OUTPD
OSCPD
CLKOUTPD
POWEROFF
LABEL
0
00
1
0
1
1
1
1
1
0
0
1
DEFAULT
ADC High Pass Filter Enable
1 = Disable High Pass Filter
0 = Enable High Pass Filter
De-emphasis Control
11 = 48kHz
10 = 44.1kHz
01 = 32kHz
00 = Disable
DAC Soft Mute Control
1 = Enable soft mute
0 = Disable soft mute
Store dc offset when High Pass Filter
disabled
1 = store offset
0 = clear offset
Line Input Power Down
1 = Enable Power Down
0 = Disable Power Down
Microphone Input an Bias Power
Down
1 = Enable Power Down
0 = Disable Power Down
ADC Power Down
1 = Enable Power Down
0 = Disable Power Down
DAC Power Down
1 = Enable Power Down
0 = Disable Power Down
Outputs Power Down
1 = Enable Power Down
0 = Disable Power Down
Oscillator Power Down
1 = Enable Power Down
0 = Disable Power Down
CLKOUT power down
1 = Enable Power Down
0 = Disable Power Down
POWEROFF mode
1 = Enable POWEROFF
0 = Disable POWEROFF
DESCRIPTION
AI Rev 2.3 August 2001
Advanced Information
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