92HD202 Datasheet, PDF (149/168 Pages) Integrated Device Technology – 8-CHANNEL HIGH DEFINITION AUDIO CODEC

92HD202
8-CHANNEL HIGH DEFINITION AUDIO CODEC
PC AUDIO
7.23. VolumeKnob Node (NID = 0x16)
7.23.1. VolumeKnob WCap
Table 332. VolumeKnob WCap Command Verb Format
Verb ID
Payload
Get
F00
09
Response
See bitfield table
Bit
[31:24]
[23:20]
[19:0]
Table 333. VolumeKnob WCap Command Response Format
Bitfield Name
RW
Reset
Description
Rsvd2
R
0x0
Reserved
Type
R
0x6
Widget type = Volume Knob Widget
Rsvd1
Reserved. Software assumes capability of
R
0x0
unsolicited responses and a connection list
for this widget type.
7.23.2. VolumeKnob VolKnobCap
Table 334. VolumeKnob VolKnobCap Command Verb Format
Verb ID
Payload
Response
Get
F00
13
See bitfield table
Bit
[31:8]
[7]
[6:0]
Table 335. VolumeKnob VolKnobCap Command Response Format
Bitfield Name
RW
Reset
Description
Rsvd
R
0x0
Reserved
Delta
R
0x1
Indicates if software can write a base
volume to the Volume Control Knob.
NumSteps
R
0x7F
Total number of steps in the range of the
volume knob = 128
IDT™ 8-CHANNEL HIGH DEFINITION AUDIO CODEC
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IDT CONFIDENTIAL
92HD202
REV 1.2 112006