alc888-vc2-gr Realtek Semiconductor Corporation, alc888-vc2-gr Datasheet - Page 63
alc888-vc2-gr
Manufacturer Part Number
alc888-vc2-gr
Description
7.1+2 Channel High Definition Audio Codec
Manufacturer
Realtek Semiconductor Corporation
Datasheet
1.ALC888-VC2-GR.pdf
(80 pages)
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8.33. Verb – Get GPIO Direction (Verb ID=F17h)
8.34. Verb – Set GPIO Direction (Verb ID=717h)
7.1+2 Channel High Definition Audio Codec
Get Command Format
Codec Response for NID=01h (Audio Function Group)
Note: All nodes except Audio Function Group (NID=01h) will ignore this verb.
Codec Response for Other NID
Set Command Format
Codec Response for NID=01h (Audio Function Group)
Note: All nodes except Audio Function Group (NID=01h) will ignore this verb.
Codec Response for Other NID
Bit [31:28]
Bit [31:28]
CAd=X
CAd=X
31:8
31:0
31:8
31:0
7:3
2:0
7:3
2:0
Bit
Bit
Bit
Bit
Node ID=Xh
Description
Reserved.
GPIO[7:3] Direction Control. Not supported in the ALC888.
GPIO[2:0] Direction Control.
0: The corresponding GPIO pin is configured as an input
1: The corresponding GPIO pin is configured as an output
Description
0’s.
Node ID=Xh
Description
Reserved.
GPIO[7:3] Direction Control. Not supported in the ALC888.
GPIO[2:0] Direction Control.
0: The corresponding GPIO pin is configured as an input
1: The corresponding GPIO pin is configured as an output
Description
0’s.
Bit [27:20]
Bit [27:20]
Table 64. Verb – Get GPIO Direction (Verb ID=F17h)
Table 65. Verb – Set GPIO Direction (Verb ID=717h)
Verb ID=F17h
Verb ID=717h
Bit [19:8]
Bit [19:8]
Payload Bit [7:0]
Payload Bit [7:0]
Direction [7:0]
55
0’s
Track ID: JATR-1076-21
Codec Response Format
Codec Response Format
Response [31:0]
Response [31:0]
0’s for all nodes
Direction [7:0]
Datasheet
ALC888
Rev. 1.4
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