92HD202 Datasheet, PDF (27/168 Pages) Integrated Device Technology – 8-CHANNEL HIGH DEFINITION AUDIO CODEC

92HD202
8-CHANNEL HIGH DEFINITION AUDIO CODEC
PC AUDIO
7.2. AFG Node (NID = 0x01)
7.2.1. AFG Reset
Get
Set1
Table 10. AFG Reset Command Verb Format
Verb ID
Payload
7FF
00
7FF
See bits [7:0] of bitfield table
Response
See bitfield table
0000_0000h
Bit
[31:0]
[0]
Table 11. AFG Reset Command Response Format
Bitfield Name
RW
Reset
Description
Response
R
0x0
Reserved. Overlaps Execute.
Execute
Function Reset. Function Group reset is
executed when the Set verb (7FF) is
written with 8-bit payload of 00h. The
CODEC should issue a response to
W
0x0
acknowledge receipt of the verb, and then
reset the affected Function Group and all
associated widgets to their power-on reset
values. Some controls such as
Configuration Default controls should not
be reset. Overlaps Response.
7.2.2. AFG NodeInfo
Get
Table 12. AFG NodeInfo Command Verb Format
Verb ID
Payload
F00
04
Response
See bitfield table
Bit
[31:24]
[23:16]
Table 13. AFG NodeInfo Command Response Format
Bitfield Name
RW
Reset
Description
Rsvd2
R
0x0
Reserved
StartNID
R
0x2
Starting node number for function group
subordinate nodes.
IDT™ 8-CHANNEL HIGH DEFINITION AUDIO CODEC
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IDT CONFIDENTIAL
92HD202
REV 1.2 112006