WM9713L_06 Datasheet, PDF (13/108 Pages) Wolfson Microelectronics plc – AC 97 Audio + Touchpanel CODEC

Pre-Production
AUDIO PATHS OVERVIEW
WM9713 Analogue
Note: all PGAs and summers are inverting
LINEL
MONOIN
PCBEEP
40h:7
(Loopback)
AC'97 Link
ADC Left
Tone and 3D
1Eh / 20h /
40h:13 (3DE)
0Ch:12-8
00000 = +12dB
11111 = -34.5dB
18 Bit DACL
slot 3
0Ah:12-8
00000 = +12dB
11111 = -34.5dB
08h:12-8
00000 = +12dB
11111 = -34.5dB
PCM Link
16 Bit PCM
VXDAC
0Eh:12-8
00000 = +12dB
11111 = -34.5dB
DACL
LINEL
MONOIN
PCBEEP
MICA
MICB
RECMUXL
RECMUXR
AUXDAC
VXDAC
6dB -> -15dB
6dB -> -15dB
6dB -> -15dB
6dB -> -15dB
6dB -> -15dB
6dB -> -15dB
6dB -> -15dB
1160hh0::18045hA-:-0h11:5125
10h:4-0
11441hhA1::h181:h551:1--5115-11-1122
Headphone
Mixer L
DACL
DACR
LINEL
LINER
PCBEEP
6dB -> -15dB
MICA
0dB / 20dB
MICB
0dB / 20dB
RECMUXL
0dB / 20dB
RECMUXR
0dB / 20dB
AUXDAC
6dB -> -15dB
VXDAC
6dB -> -15dB
0A0hA0:hC1:h13:313
16h7:4
10h:7+5
10h:6+5
141h41:hA1:1h0:0-78--84
MONO
Mixer
LINER
MIC1
MIC2A
MIC2B
MICCM
Vmid
Vmid
22h:
13-12
22h:11-10
00 = +12dB
11 = +30dB
Vmid
22h:9-8
00 = +12dB
11 = +30dB
12h:14 (GRL=0)
12h:11:8
0000 = 0db
1111 = +22.5dB
12h:14 (GRL=1)
12h:13-8
11111 = +30dB
00000 = -17.25dB
14h:6
0 = 0dB
1 = 20dB
18 Bit ADC
Variable Slot
5C:1-0 (ASS)
5C:3 (HPF)
5C:4 (ADCO)
Sent to Both
PCM Link
AC'97 Link
ALC:5Ch/60h/62h
40h:7
(Loopback)
AC'97 Link
ADC Right
Tone and 3D
1Eh / 20h /
40h:13 (3DE)
0Ch:4-0
00000 = +12dB
11111 = -34.5dB
18 Bit DACR
slot 3
0Ah:4-0
00000 = +12dB
11111 = -34.5dB
AC'97 Link
12 Bit Resistor
string DAC
2Eh/64h
0Eh:4-0
00000 = +12dB
11111 = -34.5dB
DACR
LINER
MONOIN
PCBEEP
MICA
MICB
RECMUXL
RECMUXR
AUXDAC
VXDAC
6dB -> -15dB
6dB -> -15dB
6dB -> -15dB
6dB -> -15dB
6dB -> -15dB
6dB -> -15dB
6dB -> -15dB
1160hh0::8104h5A-:-0h11:5125
10h:4-0
11441hAh1::h181:h515:1-5-115-1-11122
Headphone
Mixer R
LINEL
LINER
DACL
DACR
MONOIN
PCBEEP
AUXDAC
VXDAC
6dB -> -15dB
6dB -> -15dB
6dB -> -15dB
0C0hA0:Ah1h14:414
0Ch:14
08h:14
116A1h8h:h:11:1111--88-8
Speaker
Mixer
WM9713L
HPMIXL
Vmid
HPMIXL
SPKMIX
INV1
Vmid
04h:12-8
00000 = 0dB
11111 = -46.5dB
HPL
Zero-cross
detect
04h:14 (ZC)
04h:15 (MUTE)
02h:12-8
00000 = 0dB
11111 = -46.5dB
SPKL
Zero-cross
detect
02h:14 (ZC)
02h:15 (MUTE)
MONOMIX
INV1
Vmid
08h:4-0
00000 = 0dB
11111 = -46.5dB
MONO
Zero-cross
detect
08h:6 (ZC)
08h:7 (MUTE)
INV1
Vmid
INV2
Vmid
06h:4-0
00000 = 0dB
11111 = -46.5dB
OUT3
Zero-cross
detect
06h:6 (ZC)
06h:7 (MUTE)
06h:12-8
00000 = 0dB
11111 = -46.5dB
OUT4
Zero-cross
detect
06h:14 (ZC)
06h:15 (MUTE)
HPMIXR
Vmid
HPMIXR
SPKMIX
INV2
Vmid
04h:4-0
00000 = 0dB
11111 = -46.5dB
HPR
Zero-cross
detect
04h:6 (ZC)
04h:7 (MUTE)
02h:4-0
00000 = 0dB
11111 = -46.5dB
SPKR
Zero-cross
detect
02h:6 (ZC)
02h:7 (MUTE)
12h:6 (GRR=0)
12h:3:0
0000 = 0db
1111 = +22.5dB
12h:6 (GRR=1)
12h:5-0
11111 = +30dB
00000 = -17.25dB
14h:6
0 = 0dB
1 = 20dB
18 Bit ADC
Variable Slot
5C:1-0 (ASS)
5C:3 (HPF)
5C:4 (ADCO)
Sent to Both
PCM Link
AC'97 Link
ALC:5Ch/60h/62h
PR Bit Code
PR0 - Audio ADCs & record mux
PR1 - Stereo DAC
PR2 - Input PGAs & mixers
PR3 - Refs, input PGAs, mixers & output PGAs
PR6 - Output PGAs
Note: PR bits are active low - i.e. 0 = "ON"; 1 = "OFF"
=> Enable when { (PR0 || PR2) && PR3 } are low
Figure 1 Audio Paths Overview
w
VMICBIAS
AVDD AGND CAP
VREF
PP Rev 3.0 June 2006
13