92HD005 Datasheet, PDF (127/205 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
[14:8]
[7]
[6:0]
Table 273. InPort0Mux OutAmpCap Command Response Format
Bitfield Name
RW
Reset
Description
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
3.4.18.3. InPort0Mux OutAmpRight
Table 274. InPort0Mux 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 275. InPort0Mux 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
3.4.18.4. InPort0Mux OutAmpLeft
Table 276. InPort0Mux OutAmpLeft Command Verb Format
Verb ID
Payload
Response
Get
BA0
00
See bitfield table.
Set1
3A0
See bits [7:0] of bitfield table.
0000_0000h
IDT™
127
4-CHANNEL HD AUDIO CODEC WITH QUAD DIGITAL MICROPHONE INTERFACE
92HD005/92HD005D
V 1.0 12/06