alc272 Realtek Semiconductor Corporation, alc272 Datasheet - Page 64

• Manufacturer Part Number: alc272
• Description: 4 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)
4 Channel High Definition Audio Codec
Get Command Format
Codec Response for NID=01h (Audio Function Group)
Codec Response for Other NID
Set Command Format
‘Data’ in Set command for NID=01h (Audio Function Group)
Codec Response for All NID
Bit [31:28]
Bit [31:28]
CAd=X
CAd=X
31:8
31:0
31:8
31:0
7:2
1:0
7:2
1:0
Bit
Bit
Bit
Bit
Description
Reserved.
Reserved.
GPIO[1:0] Data.
The value written (output) or sensed (input) on the corresponding pin if it is enabled.
Description
0’s.
Description
Reserved.
Reserved.
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.
Node ID=01h
Node ID=01h
Bit [27:20]
Bit [27:20]
Verb ID=F15h
Verb ID=715h
Table 64. Verb – Get GPIO Data (Verb ID= F15h)
Table 65. Verb – Set GPIO Data (Verb ID= 715h)
Bit [19:8]
Bit [19:8]
Payload Bit [7:0]
Payload Bit [7:0]
Data [7:0]
56
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
Datasheet
ALC272
Rev. 1.0