alc272 Realtek Semiconductor Corporation, alc272 Datasheet - Page 67

• Manufacturer Part Number: alc272
• Description: 4 Channel High Definition Audio Codec
• Manufacturer: Realtek Semiconductor Corporation

8.35. Verb – Get GPIO Unsolicited Response Enable Mask
8.36. Verb – Set GPIO Unsolicited Response Enable Mask
4 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 1: All nodes except the Audio Function Group (NID=01h) will ignore this verb.
Note 2: The unsolicited response of corresponding GPIO is enabled when it’s ‘Enable Mask’ and Verb-‘Unsolicited
Response’ for NID=01h are enabled.
Codec Response for Other 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
(Verb ID=F19h)
(Verb ID=719h)
Description
Reserved.
Reserved.
GPIO[1:0] Unsolicited Enable Mask.
0: Unsolicited response will not be sent on link
1: Unsolicited response will be sent on link when state of corresponding GPIO has been changed
Description
0’s.
Description
Reserved.
Reserved.
GPIO[1:0] Unsolicited Enable Mask.
0: Unsolicited response will not be sent on link
1: Unsolicited response will be sent on link when state of corresponding GPIO has been changed
Description
0’s.
Table 70. Verb – Get GPIO Unsolicited Response Enable Mask (Verb ID=F19h)
Node ID=01h
Table 71. Verb – Set GPIO Unsolicited Response Enable Mask (Verb ID=719h)
Node ID=01h
Bit [27:20]
Bit [27:20]
Verb ID=F19h
Verb ID=719h
Bit [19:8]
Bit [19:8]
UnsolEnable [7:0]
Payload Bit [7:0]
Payload Bit [7:0]
59
0’s
Track ID: JATR-1076-21
Codec Response Format
Codec Response Format
UnsolEnable [7:0]
Response [31:0]
Response [31:0]
0’s for all nodes
Datasheet
ALC272
Rev. 1.0