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WM8850 Datasheet(PDF) 97 Page - Wolfson Microelectronics plc

Part # WM8850
Description  Multi-Channel High Definition Audio CODEC
PDF  223 Pages
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Manufacturer  WOLFSON [Wolfson Microelectronics plc]
Direct Link  http://www.wolfsonmicro.com
Logo WOLFSON - Wolfson Microelectronics plc

WM8850 Datasheet(HTML) 97 Page - Wolfson Microelectronics plc

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Pre-Production
WM8850
w
PP, April 2011, Rev 3.2
97
00h
01h
02h
03h
04h
05h
06h
07h
08h
09h
0Ah
0Bh
0Ch
0Dh
0Eh
0Fh
10h
11h
12h
13h
14h
15h
16h
17h
UNSOLICITED RESPONSE VERB
Verb ID
Payload [7:0]
Response[31:0]
Get
F08h
00h
Bits [31:0] in the table below
Set
708h
Bits [7:0] in the table below
00000000h
Bit
Bitfield Name
RW
Default
Description
[31:8]
Rsvd
R
000000h
Reserved
[7]
Enable
RW
0
0 = Unsolicited Responses disabled for this node
1 = Unsolicited Responses enabled for this node
[6]
Rsvd
R
0
Reserved
[5:0]
Tag
RW
02h
A software programmable tag value that is returned in the top six bits
(31:26) of every Unsolicited Response from this node.
The default for Tag is equal to the Node ID.
Note: The Unsolicited Response for the AFG node is defined in the “Unsolicited Responses” section.
UNSOLICITED RESPONSE PRIORITY CONTROL VERB (VENDOR-SPECIFIC)
Verb ID
Payload [7:0]
Response[31:0]
Get
F8Eh
00h
Bits [31:0] in the table below
Set
78Eh
Bits [7:0] in the table below
00000000h
Bit
Bitfield Name
RW
Default
Description
[31:5]
Rsvd
R
0000000h
Reserved
[4:0]
Priority
RW
00h
Assigns a priority setting for queued Unsolicited Responses. Nodes with
the lowest value have the highest priority, and so go to the front of the
Unsolicited Response queue. Nodes with the same value for priority are
queued on first-to-trigger basis.
00h = Highest priority
1Fh = Lowest priority
CHANNEL COPY VERB (VENDOR-SPECIFIC)
Verb ID
Payload [7:0]
Response[31:0]
Get
FB1h
00h
Bits [31:0] in the table below
Set
7B1h
Bits [7:0] in the table below
00000000h
Bit
Bitfield Name
RW
Default
Description
[31:2]
Rsvd
R
00000000h
Reserved
[1]
CHAN1_SEL
RW
1
Channel 1 (right) Mapping Control:
0 = Channel 1 takes data from left audio channel
1 = Channel 1 takes data from right audio channel
[0]
CHAN0_SEL
RW
0
Channel 0 (left) Mapping Control:
0 = Channel 0 takes data from left audio channel
1 = Channel 0 takes data from right audio channel



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