WM8945
Production Data
DESCRIPTION
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
0
AUX1_TO_PGAL
0
AUX1 Audio Input to Left Speaker
PGA Mixer select
0 = Disabled
1 = Enabled
R45 (2Dh)
BYPL_TO_PGAL
_ATTEN
0
0
0
0
Left Input PGA (ADC bypass) to
Left Speaker PGA Mixer attenuation
6
3
1
0
SPK mixer
control 3
0 = 0dB
1 = -6dB attenuation
DACL_TO_PGAL
_ATTEN
Left DAC to Left Speaker PGA
Mixer attenuation
0 = 0dB
1 = -6dB attenuation
AUX2_TO_PGAL
_ATTEN
AUX2 Audio Input to Left Speaker
PGA Mixer attenuation
0 = 0dB
1 = -6dB attenuation
AUX1_TO_PGAL
_ATTEN
AUX1 Audio Input to Left Speaker
PGA Mixer attenuation
0 = 0dB
1 = -6dB attenuation
Table 31 Left Speaker PGA Mixer (MIXSPKL) Control
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
R3 (03h)
5
SPKR_MIX_
MUTE
1
Right Speaker PGA Mixer Mute
0 = Disable Mute
Power
Management
1
1 = Enable Mute
R44 (2Ch)
MDACL_TO_
PGAR
0
0
0
0
0
0
Inverted Left DAC to Right Speaker
PGA Mixer select
5
3
1
0
3
1
SPK mixer
control 2
0 = Disabled
1 = Enabled
DACL_TO_PGAR
AUX2_TO_PGAR
AUX1_TO_PGAR
Left DAC to Right Speaker PGA
Mixer select
0 = Disabled
1 = Enabled
AUX2 Audio Input to Right Speaker
PGA Mixer select
0 = Disabled
1 = Enabled
AUX1 Audio Input to Right Speaker
PGA Mixer select
0 = Disabled
1 = Enabled
R46 (2Eh)
DACL_TO_PGAR
_ATTEN
Left DAC to Right Speaker PGA
Mixer attenuation
SPK mixer
control 4
0 = 0dB
1 = -6dB attenuation
AUX2_TO_PGAR
_ATTEN
AUX2 Audio Input to Right Speaker
PGA Mixer attenuation
0 = 0dB
1 = -6dB attenuation
PD, May 2011, Rev 4.1
54
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WOLFSON [ WOLFSON MICROELECTRONICS PLC ]
