STAC9227 Datasheet, PDF (38/237 Pages) Integrated Device Technology – 8-CHANNEL HIGH DEFINITION AUDIO CODEC

STAC9227/9228/9229/9230
8-CHANNEL HIGH DEFINITION AUDIO CODEC
PC AUDIO
Bit
[31:9]
[8]
[7:0]
Table 18. AFG Type Command Response Format
Bitfield Name
RW
Reset
Description
Rsvd
R
0x0
Reserved
UnSol
This node is capable of generating an
R
0x1
unsolicited response, and will respond to
the Unsolicited Response verb (Verb ID
708h).
NodeType
R
0x01
Node type = Audio Function Group
6.2.4. AFG Cap
Get
Table 19. AFG Cap Command Verb Format
Verb ID
Payload
F00
08
Response
See bitfield table.
Bit
[31:17]
[16]
[15:12]
[11:8]
[7:4]
[3:0]
Table 20. AFG Cap Command Response Format
Bitfield Name
RW
Reset
Description
Rsvd3
R
0x0
Reserved
BeepGen
R
0x1
Optional Beep Generator is present
Rsvd2
R
0x0
Reserved
InputDelay
Typical latency = 13 frames. Number of
samples between when the sample is
R
0xD
received as an analog signal at the pin and
when the digital representation is
transmitted on the Azalia link.
Rsvd1
R
0x0
Reserved
Typical latency = 13 frames. Number of
OutputDelay
R
0xD
samples between when the signal is
received from the Azalia link and when it
appears as an analog signal at the pin.
IDT™ 8-CHANNEL HIGH DEFINITION AUDIO CODEC
38
IDT CONFIDENTIAL
STAC9227/9228/9229/9230V 1.0 MARCH 2007