ALC883 datasheet(61/78 Pages) REALTEK

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ALC883 Series

Datasheet

7.1+2 Channel High Definition Audio Codec

Track ID: JATR-1076-21

Rev. 1.3

8.29. Verb – Get GPIO Data (Verb ID= F15h)

Table 60. Verb – Get GPIO Data (Verb ID= F15h)

Get Command Format

Codec Response Format

Bit [31:28]

Bit [27:20]

Bit [19:8]

Payload Bit [7:0]

Response [31:0]

CAd=X

Node ID=Xh

Verb ID=F15h

0’s

32-bit Response

Codec Response for NID=01h (Audio Function Group)

Bit

Description

31:8

Reserved

7:2

GPIO[7:2] Data. Not supported in the ALC883 series

1:0

GPIO[1:0] Data

The value written (output) or sensed (input) on the corresponding pin if it is enabled

Codec Response for Other NID

Bit

Description

31:0

0’s

8.30. Verb – Set GPIO Data (Verb ID= 715h)

Table 61. Verb – Set GPIO Data (Verb ID= 715h)

Set Command Format

Codec Response Format

Bit [31:28]

Bit [27:20]

Bit [19:8]

Payload Bit [7:0]

Response [31:0]

CAd=X

Node ID=Xh

Verb ID=715h

Data [7:0]

0’s for all nodes

‘Data’ in Set command for NID=01h (Audio Function Group)

Bit

Description

31:8

Reserved

7:2

GPIO[7:2] output Data. Not supported in the ALC883 series

1:0

GPIO[1:0] Output Data

The value written determines the value driven on a pin that is configured as an output pin

Codec Response for All NID

Bit

Description

31:0

0’s

ALC883 Datasheet(PDF) 61 Page - Realtek Semiconductor Corp.

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