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WM8731SEDS/R 数据表(PDF) 49 Page - Wolfson Microelectronics plc

部件名 WM8731SEDS/R
功能描述  Portable Internet Audio CODEC with Headphone Driver and Programmable Sample Rates
PDF  63 Pages
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制造商  WOLFSON [Wolfson Microelectronics plc]
网页  http://www.wolfsonmicro.com
标志 WOLFSON - Wolfson Microelectronics plc

WM8731SEDS/R 数据表(HTML) 49 Page - Wolfson Microelectronics plc

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WM8731 / WM8731L
Production Data
w
PD Rev 4.3 August 2006
49
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
4:0
LINVOL[4:0]
10111
( 0dB )
Left Channel Line Input Volume
Control
11111 = +12dB . . 1.5dB steps down
to 00000 = -34.5dB
7
LINMUTE
1
Left Channel Line Input Mute to ADC
1 = Enable Mute
0 = Disable Mute
0000000
Left Line In
8
LRINBOTH
0
Left to Right Channel Line Input
Volume and Mute Data Load Control
1 = Enable Simultaneous Load of
LINVOL[4:0] and LINMUTE to
RINVOL[4:0] and RINMUTE
0 = Disable Simultaneous Load
4:0
RINVOL[4:0]
10111
( 0dB )
Right Channel Line Input Volume
Control
11111 = +12dB . .1.5dB steps down
to 00000 = -34.5dB
7
RINMUTE
1
Right Channel Line Input Mute to
ADC
1 = Enable Mute
0 = Disable Mute
0000001
Right Line In
8
RLINBOTH
0
Right to Left Channel Line Input
Volume and Mute Data Load Control
1 = Enable Simultaneous Load of
RINVOL[4:0] and RINMUTE to
LINVOL[4:0] and LINMUTE
0 = Disable Simultaneous Load
6:0
LHPVOL
[6:0]
1111001
( 0dB )
Left Channel Headphone Output
Volume Control
1111111 = +6dB
. . 1dB steps down to
0110000 = -73dB
0000000 to 0101111 = MUTE
7
LZCEN
0
Left Channel Zero Cross detect
Enable
1 = Enable
0 = Disable
0000010
Left Headphone
Out
8
LRHPBOTH
0
Left to Right Channel Headphone
Volume, Mute and Zero Cross Data
Load Control
1 = Enable Simultaneous Load of
LHPVOL[6:0] and LZCEN to
RHPVOL[6:0] and RZCEN
0 = Disable Simultaneous Load



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