STAC9220 Datasheet, PDF (143/172 Pages) Integrated Device Technology – 8-CHANNEL HIGH DEFINITION AUDIO CODEC

STAC9220/9221/9223
8-CHANNEL HIGH DEFINITION AUDIO CODEC
PC AUDIO
6.23.3. ADC1Mux AmpCap
Table 306. ADC1Mux AmpCap Command Verb Format
Verb ID
Payload
Get
F00
12
Response
See bitfield table
Bit
[31]
[30:23]
[22:16]
[15]
[14:8]
[7]
[6:0]
Table 307. ADC1Mux AmpCap Command Response Format
Bitfield Name
RW
Reset
Description
Mute
R
0x0
Amplifier is capable of muting
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
6.23.4. ADC1Mux AmpRight
Table 308. ADC1Mux AmpRight Command Verb Format
Verb ID
Payload
Get
B80
00
Set1
390
See bits [7:0] of bitfield table
Response
See bitfield table
0000_0000h
IDT™
8-CHANNEL HIGH DEFINITION AUDIO CODEC
143
STAC9220/9221/9223
V 0.96 102706