wm8982gefl-v Wolfson Microelectronics plc, wm8982gefl-v Datasheet - Page 96
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)
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WM8982
w
50 (32h)
51 (33h)
52 (34h)
53 (35h)
REGISTER
ADDRESS
8:6
5
4:2
1
0
8:6
5
4:1
0
8
7
6
5:0
8
BIT
AUXLMIX
VOL
AUXL2L
MIX
BYPLMIX
VOL
BYPL2L
MIX
DACL2L
MIX
AUXRMIX
VOL
AUXR2R
MIX
DACR2R
MIX
HPVU
LOUT1ZC
LOUT1
MUTE
LOUT1VOL
HPVU
LABEL
0000
0
111001
000
0
000
0
1
000
0
1
N/A
0
N/A
DEFAULT
Aux left channel input to left mixer volume control:
000 = -15dB
001 = -12dB
…
101 = 0dB
110 = +3dB
111 = +6dB
Left Auxiliary input to left channel output mixer:
0 = not selected
1 = selected
Bypass volume contol to left output channel mixer:
000 = -15dB
001 = -12dB
…
101 = 0dB
110 = +3dB
111 = +6dB
Bypass path (from the input boost output) to left
output mixer
0 = not selected
1 = selected
Left DAC output to left output mixer
0 = not selected
1 = selected
Aux right channel input to right mixer volume
control:
000 = -15dB
001 = -12dB
…
101 = 0dB
110 = +3dB
111 = +6dB
Right Auxiliary input to right channel output mixer:
0 = not selected
1 = selected
Reserved
Right DAC output to right output mixer
0 = not selected
1 = selected
LOUT1 and ROUT1 volumes do not update until a
1 is written to HPVU (in reg 52 or 53)
Headphone volume zero cross enable:
1 = Change gain on zero cross only
0 = Change gain immediately
Left headphone output mute:
0 = Normal operation
1 = Mute
Left headphone output volume:
000000 = -57dB
...
111001 = 0dB
...
111111 = +6dB
LOUT1 and ROUT1 volumes do not update until a
1 is written to HPVU (in reg 52 or 53)
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
REFER TO
Pre-Production
96
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