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WM8774
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
11010
4:0
RAG[4:0]
01100
(0dB)
0
Attenuation data for right channel ADC gain in 1dB steps
Attenuation
ADCR
5
MUTE
Mute for Right channel ADC:
0: Mute off
1: Mute on
6
LRBOTH
0
Setting LRBOTH will write the same gain value to RAG[4:0] and
LAG[4:0]
11011
2:0
6:4
8
LMX[2:0]
RMX[2:0]
AINPD
000
000
1
ADC left channel input mux control bits
ADC right channel input mux control bits
ADC mux
control
11100
2:0
MX[2:0]
001
VOUT1 Output select (see Figure 18)
Output mux
and
powerdown
control
8:7
OUTPD
1
Mixer and EVR Powerdown select
0: mixer and EVR enabled
1: mixer and EVR powered down
11111
[8:0]
RESET
Not reset
Writing to this register will apply a reset to the device registers.
Software
reset
Table 14 Register Map Description
PP Rev 1.0 June 2002
33
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WOLFSON [ WOLFSON MICROELECTRONICS PLC ]
