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WM8980CGEFL/V Datasheet(PDF) 58 Page - Wolfson Microelectronics plc

Part # WM8980CGEFL/V
Description  Stereo CODEC with Speaker Driver and Video Buffer
PDF  123 Pages
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Manufacturer  WOLFSON [Wolfson Microelectronics plc]
Direct Link  http://www.wolfsonmicro.com
Logo WOLFSON - Wolfson Microelectronics plc

WM8980CGEFL/V Datasheet(HTML) 58 Page - Wolfson Microelectronics plc

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WM8980
Pre-Production
w
PP, Rev 3.8, May 2012
58
Figure 27 Headphone Outputs LOUT1 and ROUT1
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
R52
LOUT1
Volume
control
7
LOUT1ZC
0
Headphone volume zero cross
enable:
1 = Change gain on zero cross only
0 = Change gain immediately
6
LOUT1MUTE
0
Left headphone output mute:
0 = Normal operation
1 = Mute
5:0
LOUT1VOL
111001
Left headphone output volume:
000000 = -57dB
...
111001 = 0dB
...
111111 = +6dB
8
HPVU
Not latched
LOUT1 and ROUT1 volumes do not
update until a 1 is written to HPVU
(in reg 52 or 53)
R53
ROUT1
Volume
control
7
ROUT1ZC
0
Headphone volume zero cross
enable:
1 = Change gain on zero cross only
0 = Change gain immediately
6
ROUT1MUTE
0
Right headphone output mute:
0 = Normal operation
1 = Mute
5:0
ROUT1VOL
111001
Right headphone output volume:
000000 = -57dB
...
111001 = 0dB
...
111111 = +6dB
8
HPVU
Not latched
LOUT1 and ROUT1 volumes do not
update until a 1 is written to HPVU
(in reg 52 or 53)
Table 40 OUT1 Volume Control



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