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WM8944BECS/R 数据表(PDF) 126 Page - Cirrus Logic

部件名 WM8944BECS/R
功能描述  Mono Low-Power CODEC with Video Buffer
PDF  165 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
制造商  CIRRUS [Cirrus Logic]
网页  http://www.cirrus.com
标志 CIRRUS - Cirrus Logic

WM8944BECS/R 数据表(HTML) 126 Page - Cirrus Logic

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WM8944B
126
Rev 4.3
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
REFER TO
R44 (2Ch)
SPK mixer
control2
9
IN1_TO_SPKN
0
IN1 to SPKOUTN select
0 = Disabled
1 = Enabled
7
PGA_TO_
SPKN
0
Speaker PGA Mixer to SPKOUTN select
0 = Disabled
1 = Enabled
Register 2Ch SPK mixer control2
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
REFER TO
R45 (2Dh)
SPK mixer
control3
10
AUXDIFF_TO_P
GA_ATTEN
0
Differential AUX/IN1 to Speaker PGA Mixer attenuation
0 = 0dB
1 = -6dB attenuation
9
IN1_TO_PGA_A
TTEN
0
IN1 to Speaker PGA Mixer attenuation
0 = 0dB
1 = -6dB attenuation
8
AUX_TO_
SPKP_ATTEN
0
AUX to SPKOUTP attenuation
0 = 0dB
1 = -6dB attenuation
7
PGA_TO_
SPKP_ATTEN
0
Speaker PGA Mixer to SPKOUTP attenuation
0 = 0dB
1 = -6dB attenuation
6
BYP_TO_PGA_
ATTEN
0
Input PGA (ADC bypass) to Speaker PGA Mixer
attenuation
0 = 0dB
1 = -6dB attenuation
3
DAC_TO_PGA_
ATTEN
0
DAC to Speaker PGA Mixer attenuation
0 = 0dB
1 = -6dB attenuation
0
AUX_TO_PGA_
ATTEN
0
AUX to Speaker PGA Mixer attenuation
0 = 0dB
1 = -6dB attenuation
Register 2Dh SPK mixer control3
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
REFER TO
R46 (2Eh)
SPK mixer
control4
9
IN1_TO_SPKN_
ATTEN
0
IN1 to SPKOUTN attenuation
0 = 0dB
1 = -6dB attenuation
7
PGA_TO_
SPKN_ATTEN
0
Speaker PGA Mixer to SPKOUTN attenuation
0 = 0dB
1 = -6dB attenuation
Register 2Eh SPK mixer control4
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
REFER TO
R47 (2Fh)
SPK volume
ctrl
7
SPK_ZC
0
Speaker PGA Zero Cross Detector
0 = Change gain immediately
1 = Change gain on zero cross only



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