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WM9090ECS/R Scheda tecnica(PDF) 64 Page - Wolfson Microelectronics plc

Il numero della parte WM9090ECS/R
Spiegazioni elettronici  Ultra Low Power Audio Subsystem
PDF  81 Pages
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Produttore elettronici  WOLFSON [Wolfson Microelectronics plc]
Homepage  http://www.wolfsonmicro.com
Logo WOLFSON - Wolfson Microelectronics plc

WM9090ECS/R Scheda tecnica(HTML) 64 Page - Wolfson Microelectronics plc

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WM9090
Production Data
w
PD, November 2010, Rev 4.1
64
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
REFER TO
R36 (24h)
SPKOUT
Mixers
4
SPKMIXL_TO_
SPKOUTL
1
SPKMIX to Speaker Output enable
0 = Disabled
1 = Enabled
Register 24h SPKOUT Mixers
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
REFER TO
R37 (25h)
ClassD3
5:3
SPKOUTL_BO
OST [2:0]
000
Speaker Output Gain Boost
000 = 1.00x boost (+0dB)
001 = 1.19x boost (+1.5dB)
010 = 1.41x boost (+3.0dB)
011 = 1.68x boost (+4.5dB)
100 = 2.00x boost (+6.0dB)
101 = 2.37x boost (+7.5dB)
110 = 2.81x boost (+9.0dB)
111 = 3.98x boost (+12.0dB)
Register 25h ClassD3
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
REFER TO
R38 (26h)
Speaker
Volume Left
8
SPKOUT_VU
N/A
Speaker Output PGA Volume Update
Writing a 1 to this bit will update the SPKOUTL volume.
7
SPKOUTL_ZC
0
Speaker Output PGA Zero Cross Control
0 = Change gain immediately
1 = Change gain on zero cross only
6
SPKOUTL_MU
TE
0
Speaker Output PGA Mute
0 = Un-mute
1 = Mute
5:0
SPKOUTL_VO
L [5:0]
11_1001
Speaker Output PGA Volume
-57dB to +6dB in 1dB steps
Register 26h Speaker Volume Left
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
REFER TO
R45 (2Dh)
Output
Mixer1
6
IN1A_TO_MIX
OUTL
0
IN1A to MIXOUTL enable
0 = Disabled
1 = Enabled
2
IN2A_TO_MIX
OUTL
0
IN2A to MIXOUTL enable
0 = Disabled
1 = Enabled
Register 2Dh Output Mixer1



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