alc861 Realtek Semiconductor Corporation, alc861 Datasheet - Page 52

• Manufacturer Part Number: alc861
• Description: 7.1 Channel High Definition Audio Codec
• Manufacturer: Realtek Semiconductor Corporation

8.15. Verb – Get Unsolicited Response Control (Verb ID=F08h)
Determines whether a widget is enabled to send an unsolicited response. An HDA codec can use an
unsolicited response to inform software of a real time event.
7.1 Channel High Definition Audio Codec
Get Command Format
Bit [31:28]
Codec Response for NID= 0Bh~0Fh, 10h, 1Fh, 20h (Analog I/O Port)
Codec Response for other NID
CAd=X
31:8
31:0
5:0
Bit
Bit
7
6
Node ID=Xh
Bit [27:20]
Reserved. Read as 0’s
Reserved. Read as 0’s
Assigned Tag for Unsolicited Responses
Description
Unsolicited Response
0: Disabled
1: Enabled
The tag [5:0] is assigned by software to determine which widget generates unsolicited responses
Description
Not supported (returns 00000000h)
Table 42. Verb – Get Unsolicited Response Control (Verb ID=F08h)
Verb ID= F08h
Bit [19:8]
Payload Bit [7:0]
44
0’s
Track ID: JATR-1076-21
Codec Response Format
Response [31:0]
32-bit Response
Datasheet
ALC861
Rev. 1.3