92hd005 Integrated Device Technology, 92hd005 Datasheet - Page 177

• Manufacturer Part Number: 92hd005
• Description: Four Channel Hd Audio Codec
• Manufacturer: Integrated Device Technology

IDT™
4-CHANNEL HD AUDIO CODEC WITH QUAD DIGITAL MICROPHONE INTERFACE
92HD005/92HD005D
4-CHANNEL HD AUDIO CODEC WITH QUAD DIGITAL MICROPHONE INTERFACE
3.4.29.6. ExtVolume KnobCtl
3.4.29.7. ExtVolume KnobVSR
[31:8]
[6:0]
[31:4]
Bit
[2:0]
[7]
Bit
[3]
Set1
Set1
Get
Get
Bitfield Name
Bitfield Name
Volume
Direct
Continuous
Rsvd
Table 435. ExtVolume KnobVSR Command Response Format
Table 433. ExtVolume KnobCtl Command Response Format
Rsvd
Rate
Table 434. ExtVolume KnobVSR Command Verb Format
Table 432. ExtVolume KnobCtl Command Verb Format
Verb ID
Verb ID
F0F
FE0
7E0
70F
RW
RW
RW
R
RW
RW
RW
177
R
Reset
0x7F
0x0
0x0
See bits [7:0] of bitfield table.
See bits [7:0] of bitfield table.
Reset
0x0
0x1
0x0
Reserved
Direct = 1 causes the volume control to directly
control the hardware volume of the slave amps.
Direct = 0 causes unsolicited responses to be
generated.
Volume, specified in steps of amplifier gain
Payload
Payload
Reserved
Allow continuous
incrementing/decrementing of the volume
knob value.
Volume knob update rate, for continuous
mode and de-bouncing (2.5 Hz to 20 Hz, in
increments of 2.5 Hz)
00
00
92HD005/92HD005D
Description
Description
See bitfield table.
See bitfield table.
0000_0000h
0000_0000h
Response
Response
PC AUDIO
V 1.1 4/08