alc882 Realtek Semiconductor Corporation, alc882 Datasheet - Page 63

• Manufacturer Part Number: alc882
• Description: 7.1+2 Channel High Definition Audio Codec
• Manufacturer: Realtek Semiconductor Corporation

8.29. Verb – Get GPIO Data (Verb ID= F15h)
8.30. Verb – Set GPIO Data (Verb ID= 715h)
7.1+2 Channel High Definition Audio Codec
Get Command Format
Bit [31:28]
Codec Response for NID=01h (Audio Function Group)
Codec Response for Other NID
Set Command Format
Bit [31:28]
‘Data’ in Set command for NID=01h (Audio Function Group)
Codec Response for All NID
CAd=X
CAd=X
31:8
31:0
31:8
31:0
7:2
1:0
7:2
1:0
Bit
Bit
Bit
Bit
Node ID=Xh
Node ID=Xh
Bit [27:20]
Bit [27:20]
Reserved
Reserved
Description
GPIO[7:2] Data. Not supported in the ALC882 series
GPIO[1:0] Data
The value written (output) or sensed (input) on the corresponding pin if it is enabled
Description
0’s
Description
GPIO[7:2] output Data. Not supported in the ALC882 series
GPIO[1:0] Output Data
The value written determines the value driven on a pin that is configured as an output pin
Description
0’s
Verb ID=F15h
Verb ID=715h
Table 60. Verb – Get GPIO Data (Verb ID= F15h)
Table 61. Verb – Set GPIO Data (Verb ID= 715h)
Bit [19:8]
Bit [19:8]
Payload Bit [7:0]
Payload Bit [7:0]
Data [7:0]
53
0’s
Track ID: JATR-1076-21
Codec Response Format
Codec Response Format
Response [31:0]
Response [31:0]
32-bit Response
0’s for all nodes
ALC882 Series
Datasheet
Rev. 1.5