WM8945
Production Data
REFER TO
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
AUX1 Audio Input to Left Speaker Output attenuation
R45 (2Dh)
SPK mixer
control3
8
AUX1_TO_SP
KL_ATTEN
0
0 = 0dB
1 = -6dB attenuation
Left Speaker PGA Mixer to Left Speaker Output
attenuation
7
6
PGAL_TO_SP
KL_ATTEN
0
0
0 = 0dB
1 = -6dB attenuation
Left Input PGA (ADC bypass) to Left Speaker PGA
Mixer attenuation
BYPL_TO_PG
AL_ATTEN
0 = 0dB
1 = -6dB attenuation
Left DAC to Left Speaker PGA Mixer attenuation
0 = 0dB
3
1
DACL_TO_PG
AL_ATTEN
0
0
1 = -6dB attenuation
AUX2 Audio Input to Left Speaker PGA Mixer
attenuation
AUX2_TO_PG
AL_ATTEN
0 = 0dB
1 = -6dB attenuation
AUX1 Audio Input to Left Speaker PGA Mixer
attenuation
0
AUX1_TO_PG
AL_ATTEN
0
0 = 0dB
1 = -6dB attenuation
Register 2Dh SPK mixer control3
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
REFER TO
R46 (2Eh)
SPK mixer
control4
8
AUX1_TO_SP
KR_ATTEN
0
AUX1 Audio Input to Right Speaker Output attenuation
0 = 0dB
1 = -6dB attenuation
Right Speaker PGA Mixer to Right Speaker Output
attenuation
7
PGAR_TO_SP
KR_ATTEN
0
0 = 0dB
1 = -6dB attenuation
Left DAC to Right Speaker PGA Mixer attenuation
0 = 0dB
3
1
DACL_TO_PG
AR_ATTEN
0
0
1 = -6dB attenuation
AUX2_TO_PG
AR_ATTEN
AUX2 Audio Input to Right Speaker PGA Mixer
attenuation
0 = 0dB
1 = -6dB attenuation
AUX1 Audio Input to Right Speaker PGA Mixer
attenuation
0
AUX1_TO_PG
AR_ATTEN
0
0 = 0dB
1 = -6dB attenuation
Register 2Eh SPK mixer control4
PD, May 2011, Rev 4.1
136
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WOLFSON [ WOLFSON MICROELECTRONICS PLC ]
