wm8982gefl-v Wolfson Microelectronics plc, wm8982gefl-v Datasheet - Page 97
wm8982gefl-v
Manufacturer Part Number
wm8982gefl-v
Description
Mono Codec With Speaker Driver And Video Buffer
Manufacturer
Wolfson Microelectronics plc
Datasheet
1.WM8982GEFL-V.pdf
(108 pages)
- Current page: 97 of 108
- Download datasheet (2Mb)
Pre-Production
w
54 (36h)
55 (37h)
56 (38h)
REGISTER
ADDRESS
7
6
5:0
8
7
6
5:0
8
7
6
5:0
8:7
6
5:4
3
2
1
BIT
ROUT1ZC
ROUT1
MUTE
ROUT1VOL
SPKVU
LOUT2ZC
LOUT2
MUTE
LOUT2VOL
SPKVU
ROUT2ZC
ROUT2
MUTE
ROUT2VOL
OUT3MUTE
OUT4_2OUT3
BYPL2OUT3
LMIX2OUT3
LABEL
0
0
111001
0
00
0
00
0
0
0
0
111001
N/A
0
N/A
0
111001
DEFAULT
Headphone volume zero cross enable:
1 = Change gain on zero cross only
0 = Change gain immediately
Right headphone output mute:
0 = Normal operation
1 = Mute
Right headphone output volume:
000000 = -57dB
...
111001 = 0dB
...
111111 = +6dB
LOUT2 and ROUT2 volumes do not update until a
1 is written to SPKVU (in reg 54 or 55)
Speaker volume zero cross enable:
1 = Change gain on zero cross only
0 = Change gain immediately
Left speaker output mute:
0 = Normal operation
1 = Mute
Left speaker output volume:
000000 = -57dB
...
111001 = 0dB
...
111111 = +6dB
LOUT2 and ROUT2 volumes do not update until a
1 is written to SPKVU (in reg 54 or 55)
Speaker volume zero cross enable:
1 = Change gain on zero cross only
0 = Change gain immediately
Right speaker output mute:
0 = Normal operation
1 = Mute
Right speaker output volume:
000000 = -57dB
...
111001 = 0dB
...
111111 = +6dB
Reserved
0 = Output stage outputs OUT3 mixer
1 = Output stage muted – drives out VMID. Can
be used as VMID buffer in this mode.
Reserved
OUT4 mixer output to OUT3
0 = disabled
1= enabled
0 = disabled
1= enabled
Left DAC mixer to OUT3
0 = disabled
1= enabled
ADC input to OUT3
DESCRIPTION
PP, Rev 3.2, September 2008
Analogue
Outputs
Analogue
Outputs
Analogue
Outputs
Analogue
Outputs
Analogue
Outputs
Analogue
Outputs
Analogue
Outputs
Analogue
Outputs
Analogue
Outputs
Analogue
Outputs
Analogue
Outputs
Analogue
Outputs
Analogue
Outputs
Analogue
Outputs
Analogue
Outputs
REFER TO
WM8982
97
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