STAC9202 Datasheet, PDF (117/135 Pages) Integrated Device Technology – 2-CHANNEL HIGH DEFINITION AUDIO CODEC WITH

STAC9202
2-CHANNEL HIGH DEFINITION AUDIO CODEC WITH DUAL DIGITAL MICROPHONE INTERFACES
PC AUDIO
5.22.3. PCBeep OutAmpCap
Table 272. PCBeep OutAmpCap Command Verb Format
Verb ID
Payload
Response
Get
F00
12
See bitfield table
Bit
[31]
[30:23]
[22:16]
[15]
[14:8]
[7]
[6:0]
Table 273. PCBeep OutAmpCap Command Response Format
Bitfield Name
RW
Reset
Description
Mute
R
0x1
Amplifier is capable of muting
Rsvd3
R
0x0
Reserved
StepSize
R
0x17
Size of each step in the gain range = 6 dB
Rsvd2
R
0x0
Reserved
NumSteps
R
0x03
Number of steps in the gain range = 3
(4 values, -18dB to 0dB)
Rsvd1
R
0x0
Reserved
Offset
R
0x03
0dB-step is programmed with this offset
5.22.4. PCBeep Gen
Get
Set1
Table 274. PCBeep Gen Command Verb Format
Verb ID
Payload
F0A
00
70A
See bits [7:0] of bitfield table
Response
See bitfield table
0000_0000h
IDT™ 2-CHANNEL HIGH DEFINITION AUDIO CODEC WITH DUAL DIGITAL MICROPHONE INTERFACES 117
IDT CONFIDENTIAL
STAC9202
V 1.1 102606