92HD005 Datasheet, PDF (131/205 Pages) Integrated Device Technology – 4-CHANNEL HD AUDIO CODEC WITH QUAD DIGITAL MICROPHONE INTERFACE

92HD005/92HD005D
4-CHANNEL HD AUDIO CODEC WITH QUAD DIGITAL MICROPHONE INTERFACE
PC AUDIO
Bit
[31]
[30:23]
[22:16]
[15]
[14:8]
[7]
[6:0]
Table 289. InPort1Mux OutAmpCap Command Response Format
Bitfield Name
RW
Reset
Description
Mute
R
0x0
No mute capability
Rsvd3
R
0x0
Reserved
StepSize
R
0x27
Size of each step in the gain range = 10dB
Rsvd2
R
0x0
Reserved
NumSteps
R
0x04
Number of steps in the gain range = 5
(0dB to +40dB)
Rsvd1
R
0x0
Reserved
Offset
R
0x00
0dB-step is programmed with this offset
3.4.19.3. InPort1Mux OutAmpRight
Table 290. InPort1Mux OutAmpRight Command Verb Format
Verb ID
Payload
Response
Get
B80
00
See bitfield table.
Set1
390
See bits [7:0] of bitfield table.
0000_0000h
Bit
[31:3]
[2:0]
Table 291. InPort1Mux OutAmpRight Command Response Format
Bitfield Name
RW
Reset
Description
Rsvd1
R
0x0
Reserved
Gain
Amplifier gain step number:
000 = 0dB;
RW
0x0
001 = 10dB;
010 = 20dB;
011 = 30dB;
100 = 40dB
IDT™
131
4-CHANNEL HD AUDIO CODEC WITH QUAD DIGITAL MICROPHONE INTERFACE
92HD005/92HD005D
V 1.0 12/06