WM9713 Datasheet, PDF (92/111 Pages) Wolfson Microelectronics plc – AC 97 AUDIO + TOUCHPANEL CODEC

WM9713L
REGISTER
ADDRESS
18h
BIT
15
14:12
LABEL
V2H
V2HVOL
DEFAULT
1 (mute)
010 (0dB)
11
V2S
1 (mute)
10:8
V2SVOL
010 (0dB)
7
V2M
1 (mute)
6:4
V2MVOL
010 (0dB)
Register 18h controls the output signal of the Voice DAC.
DESCRIPTION
Preliminary Technical Data
REFER TO
Mutes VXDAC to headphone mixer paths
Controls gain of VXDAC to headphone mixer
paths
Mutes VXDAC to speaker mixer path
Controls gain of VXDAC to speaker mixer path
Mutes VXDAC to mono mixer path
Controls gain of VXDAC to mono mixer path
Audio Mixers,
Side Tone
Control
REGISTER
ADDRESS
1Ah
BIT
15
14:12
11
10:8
7
6:4
LABEL
A2H
A2HVOL
A2S
A2SVOL
A2M
A2MVOL
DEFAULT
1 (mute)
010 (0dB)
1 (mute)
010 (0dB)
1 (mute)
010 (0dB)
DESCRIPTION
Mutes AUXDAC to headphone mixer paths
Controls gain of AUXDAC to headphone mixer
paths
Mutes AUXDAC to speaker mixer path
Controls gain of AUXDAC to speaker mixer path
Mutes AUXDAC to mono mixer path
Controls gain of AUXDAC to mono mixer path
Register 1Ah controls the output signal of the auxiliary DAC.
REFER TO
Auxiliary DAC
REGISTER
ADDRESS
1Ch
BIT
15:14
13:11
LABEL
MONO
SPKL
DEFAULT
00 (ZH)
000 (ZH)
10:8
SPKR
000 (ZH)
7:6
HPL
5:4
HPR
3:2
OUT3
1:0
OUT4
00 (ZH)
00 (ZH)
00 (ZH)
00 (ZH)
Register 1Ch controls the inputs to the output PGAs.
DESCRIPTION
REFER TO
MONO PGA input select: 00=Vmid; 01=no i/p (ZH
if buffer disabled); 10=MONOMIX; 11=INV1
SPKL PGA input select: 000=Vmid; 001=no i/p (ZH
if buffer disabled); 010=HPMIXL; 011=SPKMIX;
100=INV1; 101-111=unused
SPKR PGA input select: 000=Vmid; 001=no i/p (ZH
if buffer disabled); 010=HPMIXR; 011=SPKMIX;
100=INV2; 101-111=unused
HPL PGA input select: 00=Vmid; 01=no i/p (ZH if
buffer disabled); 10=HPMIXL; 11=unused
HPR PGA input select: 00=Vmid; 01=no i/p (ZH if
buffer disabled); 10=HPMIXR; 11=unused
OUT3 PGA input select: 00=Vmid; 01=no i/p (ZH if
buffer disabled); 10=INV1; 11=unused
OUT4 PGA input select: 00=Vmid; 01=no i/p (ZH if
buffer disabled); 10=INV2; 11=unused
Analogue
Audio Outputs
REGISTER
ADDRESS
1Eh
BIT
15:13
12:10
5
4
3:0
LABEL
INV1
INV2
3DLC
3DUC
3DDEPTH
DEFAULT
000 (ZH)
000 (ZH)
0 (low)
0 (high)
0000 (0%)
DESCRIPTION
REFER TO
INV1 input select: 000=ZH (OFF – no source
selected); 001=MONOMIX; 010=SPKMIX;
011=HPMIXL; 100=HPMIXR; 101=HPMIXMONO;
110=unused; 111=Vmid
INV2 input select: 000=ZH (OFF – no source
selected); 001=MONOMIX; 010=SPKMIX;
011=HPMIXL; 100=HPMIXR; 101=HPMIXMONO;
110=unused; 111=Vmid
Selects lower cut-off frequency
Selects upper cut-off frequency
Controls depth of 3D effect
Audio DACs,
3D Stereo
Enhancement;
Analogue
Audio Outputs
Register 1Eh controls 3D stereo enhancement for the audio DACs and input muxes to the output inverters INV1 and INV2.
1
PTD, March 2004, Rev 2.2
92