WM8990ECS/RV Wolfson Microelectronics, WM8990ECS/RV Datasheet - Page 154
WM8990ECS/RV
Manufacturer Part Number
WM8990ECS/RV
Description
Audio CODECs Stereo CODEC w.Class AB/D speaker driver
Manufacturer
Wolfson Microelectronics
Datasheet
1.WM8990ECSRV.pdf
(172 pages)
Specifications of WM8990ECS/RV
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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Manufacturer
Quantity
Price
Part Number:
WM8990ECS/RV
Manufacturer:
TESTED
Quantity:
20 000
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WM8990
w
R28 (1Ch)
Left
Headphone
Output
Volume
R29 (1Dh)
Right
Headphone
Output
Volume
R30 (1Eh)
Line Output
Volume
R31 (1Fh)
OUT3 and
OUT4 Volume
R32 (20h)
REGISTER
ADDRESS
15:9
8
7
6:0
15:9
8
7
6:0
15:7
6
5
4
3
2
1
0
15:6
5
4
3:2
1
0
15:9
BIT
OPVU[0]
LOZC
LOUTVOL
[6:0]
OPVU[1]
ROZC
ROUTVOL
[6:0]
LONMUTE
LOPMUTE
LOATTN
RONMUTE
ROPMUTE
ROATTN
OUT3MUTE
OUT3ATTN
OUT4MUTE
OUT4ATTN
LABEL
00h
N/A
0b
00h
(mute)
00h
N/A
0b
00h
(mute)
000h
1b
1b
0b
0b
1b
1b
0b
00000000
00b
1b
0b
00b
1b
0b
00h
DEFAULT
Reserved - Do Not Change
Output PGA Volume Update
Writing a 1 to this bit will update LOPGA, ROPGA, LOUTVOL
and ROUTVOL volumes simultaneously.
Left Headphone Output Zero Cross Enable
0 = Zero cross disabled
1 = Zero cross enabled
Left Headphone Output Volume
(See Table 36 for output PGA volume control range)
Reserved - Do Not Change
Output PGA Volume Update
Writing a 1 to this bit will update LOPGA, ROPGA, LOUTVOL
and ROUTVOL volumes simultaneously.
Right Headphone Output Zero Cross Enable
0 = Zero cross disabled
1 = Zero cross enabled
Right Headphone Output Volume
(See Table 36 for output PGA volume control range)
Reserved - Do Not Change
LON Line Output Mute
0 = Un-mute
1 = Mute
LOP Line Output Mute
0 = Un-mute
1 = Mute
LOP Attenuation
0 = 0dB
1 = -6dB
Reserved - Do Not Change
RON Line Output Mute
0 = Un-mute
1 = Mute
ROP Line Output Mute
0 = Un-mute
1 = Mute
ROP Attenuation
0 = 0dB
1 = -6dB
Reserved - Do Not Change
OUT3 Mute
0 = Un-mute
1 = Mute
OUT3 Attenuation
0 = 0dB
1 = -6dB
Reserved - Do Not Change
OUT4 Mute
0 = Un-mute
1 = Mute
OUT4 Attenuation
0 = 0dB
1 = -6dB
Reserved - Do Not Change
DESCRIPTION
PD, March 2009, Rev 4.0
Production Data
154
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