stac9272 Integrated Device Technology, stac9272 Datasheet - Page 39

• Manufacturer Part Number: stac9272
• Description: 10-channel High Definition Audio Codec
• Manufacturer: Integrated Device Technology

IDT™
STAC9271/9272/9273/9274
10-CHANNEL HIGH DEFINITION AUDIO CODEC
10-CHANNEL HIGH DEFINITION AUDIO CODEC
6.2.7.
6.2.8.
AFG InAmpCap
AFG SupPwrState
[31.:4]
[30.:23]
[22.:16]
Bit
[14.:8]
[3]
[2]
[6.:0]
[31]
[15]
Bit
[7]
Get
Get
Bitfield Name
D3Sup
D2Sup
Rsvd
Bitfield Name
NumSteps
StepSize
Table 29. AFG SupPwrState
Rsvd3
Rsvd2
Rsvd1
Offset
Mute
Table 27. AFG InAmpCap
Table 28. AFG SupPwrState
Table 26. AFG InAmpCap
RW
R
R
R
IDT CONFIDENTIAL
Verb ID
Verb ID
Reset
F00
F00
0x0
0x1
0x1
RW
39
R
R
R
R
R
R
R
Reserved
Power State D3 is supported. Allows for lowest possible
power consuming state under software control (and still
properly respond to a subsequent Power State command).
Power State D2 is supported. Allows for lowest possible
power consuming state from which it can return to fully on
state within 10 ms.
Reset
0x0E
0x00
Command Response Format
0x0
0x0
0x5
0x0
0x0
Command Response Format
Command Verb Format
Command Verb Format
No mute capability
Reserved
Size of each step in the gain range = 1.5dB
Reserved
Number of steps in the gain range = 15 (0dB
to 22.5 dB)
Reserved
0dB-step is programmed with this offset
Payload
Payload
0D
0F
STAC9271/9272/9273/9274 V 1.0 MARCH2007
Description
Description
See bitfield table.
See bitfield table.
Response
Response
PC AUDIO