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WM8281ECS/R Scheda tecnica(PDF) 58 Page - Cirrus Logic

Il numero della parte WM8281ECS/R
Spiegazioni elettronici  Low Power Audio System with Ambient Noise Cancellation and Echo Cancellation
PDF  392 Pages
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Produttore elettronici  CIRRUS [Cirrus Logic]
Homepage  http://www.cirrus.com
Logo CIRRUS - Cirrus Logic

WM8281ECS/R Scheda tecnica(HTML) 58 Page - Cirrus Logic

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WM8281
58
Rev 4.0
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
7:0
IN2R_VOL [7:0]
80h
Input Path 2 (Right) Digital Volume
-64dB to +31.5dB in 0.5dB steps
00h = -64dB
01h = -63.5dB
… (0.5dB steps)
80h = 0dB
… (0.5dB steps)
BFh = +31.5dB
C0h to FFh = Reserved
(See Table 5 for volume range)
R801
(0321h)
ADC
Digital
Volume 3L
9
IN_VU
Input Signal Paths Volume and Mute
Update
Writing a 1 to this bit will cause the Input
Signal Paths Volume and Mute settings to
be updated simultaneously
8
IN3L_MUTE
1
Input Path 3 (Left) Digital Mute
0 = Un-mute
1 = Mute
7:0
IN3L_VOL [7:0]
80h
Input Path 3 (Left) Digital Volume
-64dB to +31.5dB in 0.5dB steps
00h = -64dB
01h = -63.5dB
… (0.5dB steps)
80h = 0dB
… (0.5dB steps)
BFh = +31.5dB
C0h to FFh = Reserved
(See Table 5 for volume range)
R805
(0325h)
ADC
Digital
Volume
3R
9
IN_VU
Input Signal Paths Volume and Mute
Update
Writing a 1 to this bit will cause the Input
Signal Paths Volume and Mute settings to
be updated simultaneously
8
IN3R_MUTE
1
Input Path 3 (Right) Digital Mute
0 = Un-mute
1 = Mute
7:0
IN3R_VOL [7:0]
80h
Input Path 3 (Right) Digital Volume
-64dB to +31.5dB in 0.5dB steps
00h = -64dB
01h = -63.5dB
… (0.5dB steps)
80h = 0dB
… (0.5dB steps)
BFh = +31.5dB
C0h to FFh = Reserved
(See Table 5 for volume range)
R809
(0329h)
ADC
Digital
Volume 4L
9
IN_VU
Input Signal Paths Volume and Mute
Update
Writing a 1 to this bit will cause the Input
Signal Paths Volume and Mute settings to
be updated simultaneously
8
IN4L_MUTE
1
Input Path 4 (Left) Digital Mute
0 = Un-mute
1 = Mute



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