WM8850 View Datasheet(PDF) - Wolfson Microelectronics plc
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WM8850 Datasheet PDF : 223 Pages
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WM8850
Pre-Production
CHIP HIERARCHY
WIDGET DIAGRAM
Figure 4 below shows the widgets for the WM8850 CODEC, showing available audio routing options.
The Node ID (NID) values are shown in the top right corner of each widget. Dotted lines indicate
paths that are controlled by vendor-specific verbs.
SDO
SDI
RESET
SYNC
BCLK
02h
ADC1
03h
MIC1
17h
S/PDIF
TX 2
15h
MIC2
04h
S/PDIF
Tx 1
05h
S/PDIF Rx
06h
DAC1
07h
DAC2
08h
DAC3
09h
MIC1 Mux
0Ah
PGA1
0Bh
PGA2
14h
Beep
0Ch
Port-E
0Dh
Port-B
0Eh
Port-D
16h
Port-H
0Fh
S/PDIF
Out
10h
S/PDIF
In
11h
Port-A
12h
Port-G
13h
Port-F
VIN1LP
VIN1LN
VIN1RP
VIN1RN
VIN2LP
VIN2LN
VIN2RP
VIN2RN
MICBIAS
DMICDAT1
DMICCLK
DMICDAT2/
SPDIFOUT2
SPDIFOUT1
SPDIFIN
VOUT1L
VOUT1R
VOUT2LP
VOUT2LN
VOUT2RP
VOUT2RN
VOUT3LP
VOUT3LN
VOUT3RP
VOUT3RN
Figure 4 Widget Diagram Showing Valid Audio Paths
w
PP, April 2011, Rev 3.2
34
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