alc268 Realtek Semiconductor Corporation, alc268 Datasheet - Page 57

• Manufacturer Part Number: alc268
• Description: 2+2 Channel High Definition Audio Codec
• Manufacturer: Realtek Semiconductor Corporation

8.24. Verb – Execute Pin Sense (Verb ID=709h)
8.25. Verb – Get Configuration Default (Verb ID=F1Ch)
Read the 32-bit sticky register for each Pin Widget configured by software.
2+2 Channel High Definition Audio Codec
Command Format
‘Payload’ in Command Bit[7:0]
Note: The ALC268 does not support ‘Execute Pin Sense’ and will ignore this verb and respond with 0’s.
Get Command Format
Codec Response for Pin Widget: NID=14h (LINE-OUT), 15h (HP-OUT), 16h (MONO-OUT), 18h (MIC1), 19h (MIC2),
1Ah (LINE1), 1Ch (CD-IN), 1Dh (PCBEEP), 1Eh (S/PDIF-OUT), 12h (DMIC-12), and 13h (DMIC-34)
Note: The 32-bit registers for each Pin Widget are sticky and will not be reset by a LINK Reset or Codec Reset (Function
Reset Verb).
Bit [31:28]
Bit [31:28]
Cad=X
Cad=X
31:0
7:1
Bit
Bit
0
Description
Reserved. Read as 0’s.
Right (Ring) Channel Select.
0: Sense Left channel (Tip)
1: Sense Right channel (Ring)
Description
32-bit configuration information for each pin widget.
Node ID=Xh
Node ID=Xh
Bit [27:20]
Bit [27:20]
Table 57. Verb – Get Configuration Default (Verb ID=F1Ch)
Table 56. Verb – Execute Pin Sense (Verb ID=709h)
Verb ID=F1Ch
Verb ID=709h
Bit [19:8]
Bit [19:8]
Payload Bit [7:0]
Payload Bit [7:0]
Right Channel[0]
49
0’s
Track ID: JATR-1076-21
Codec Response Format
Codec Response Format
Response [31:0]
Response [31:0]
0’s for all nodes
32-bit Response
ALC268 Series
Datasheet
Rev. 1.3