stac9272 Integrated Device Technology, stac9272 Datasheet - Page 35

• 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
6.2.
10-CHANNEL HIGH DEFINITION AUDIO CODEC
6.1.3.
AFG Node (NID = 0x01)
6.2.1.
Root NodeInfo
AFG Reset
[31.:24]
[23.:16]
[15.:8]
[7.:0]
[31.:0]
Bit
Bit
[0]
Set1
Get
Get
Bitfield Name
TotalNodes
StartNID
Bitfield Name
Rsvd2
Rsvd1
Response
Execute
Table 13. Root NodeInfo
Table 15. AFG Reset
Table 12. Root NodeInfo
Table 14. AFG Reset
IDT CONFIDENTIAL
Verb ID
7FF
7FF
RW
Verb ID
R
R
R
R
F00
RW
35
W
R
Reset
0x00
0x01
0x00
0x01
Command Response Format
See bits [7:0] of bitfield table.
Reset
Command Response Format
0x0
0x0
Command Verb Format
Command Verb Format
Reserved
Starting node number (NID) of first function group
Reserved
Total number of nodes
Payload
Reserved. Overlaps Execute.
Function Reset. Function Group reset is
executed when the Set verb 7FF is written
with 8-bit payload of 00h. The CODEC
should issue a response to acknowledge
receipt of the verb, and then reset the
affected Function Group and all associated
widgets to their power-on reset values.
Some controls such as Configuration
Default controls should not be reset.
Overlaps Response.
Payload
00
04
STAC9271/9272/9273/9274 V 1.0 MARCH2007
Description
Description
See bitfield table.
See bitfield table.
0000_0000h
Response
Response
PC AUDIO