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WM8959 Datasheet(PDF) 138 Page - Wolfson Microelectronics plc

Part # WM8959
Description  Mobile Multimedia DAC with Dual-Mode Class AB/D Speaker Driver
PDF  155 Pages
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Manufacturer  WOLFSON [Wolfson Microelectronics plc]
Direct Link  http://www.wolfsonmicro.com
Logo WOLFSON - Wolfson Microelectronics plc

WM8959 Datasheet(HTML) 138 Page - Wolfson Microelectronics plc

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WM8959
Pre-Production
w
PP, May 2008, Rev 3.1
138
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
7
RI34MUTE
1b
RIN34 PGA Mute
0 = Disable Mute
1 = Enable Mute
6
RI34ZC
0b
RIN34 PGA Zero Cross Detector
0 = Change gain immediately
1 = Change gain on zero cross only
5
0b
Reserved - Do Not Change
4:0
RIN34VOL
[4:0]
01011b
RIN34 Volume
(See Table 6 for PGA volume range)
15:9
00h
Reserved - Do Not Change
8
OPVU[0]
N/A
Output PGA Volume Update
Writing a 1 to this bit will update LOPGA, ROPGA, LOUTVOL
and ROUTVOL volumes simultaneously.
7
LOZC
0b
Left Headphone Output Zero Cross Enable
0 = Zero cross disabled
1 = Zero cross enabled
R28 (1Ch)
Left
Headphone
Output
Volume
6:0
LOUTVOL
[6:0]
00h
(mute)
Left Headphone Output Volume
(See Table 28 for output PGA volume control range)
15:9
00h
Reserved - Do Not Change
8
OPVU[1]
N/A
Output PGA Volume Update
Writing a 1 to this bit will update LOPGA, ROPGA, LOUTVOL
and ROUTVOL volumes simultaneously.
7
ROZC
0b
Right Headphone Output Zero Cross Enable
0 = Zero cross disabled
1 = Zero cross enabled
R29 (1Dh)
Right
Headphone
Output
Volume
6:0
ROUTVOL
[6:0]
00h
(mute)
Right Headphone Output Volume
(See Table 28 for output PGA volume control range)
15:7
000h
Reserved - Do Not Change
6
LONMUTE
1b
LON Line Output Mute
0 = Un-mute
1 = Mute
5
LOPMUTE
1b
LOP Line Output Mute
0 = Un-mute
1 = Mute
4
LOATTN
0b
LOP Attenuation
0 = 0dB
1 = -6dB
3
0b
Reserved - Do Not Change
2
RONMUTE
1b
RON Line Output Mute
0 = Un-mute
1 = Mute
1
ROPMUTE
1b
ROP Line Output Mute
0 = Un-mute
1 = Mute
R30 (1Eh)
Line Output
Volume
0
ROATTN
0b
ROP Attenuation
0 = 0dB
1 = -6dB
15:6
00000000
00b
Reserved - Do Not Change
R31 (1Fh)
OUT3 and
OUT4 Volume
5
OUT3MUTE
1b
OUT3 Mute
0 = Un-mute
1 = Mute



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