alc268 Realtek Semiconductor Corporation, alc268 Datasheet - Page 46

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

8.8. Verb – Set Coefficient Index (Verb ID=5h)
8.9. Verb – Get Processing Coefficient (Verb ID=Ch)
8.10. Verb – Set Processing Coefficient (Verb ID=4h)
2+2 Channel High Definition Audio Codec
Set Command Format
Codec Response for All NID
Get Command Format
Codec Response for NID=20h (Realtek Vendor Registers)
Codec Response for Other NID
Set Command Format
Codec Response for All NID
Bit [31:28]
Bit [31:28]
Bit [31:28]
Cad=X
Cad=X
Cad=X
31:16
31:0
15:0
31:0
31:0
Bit
Bit
Bit
Bit
Description
0’s.
Description
Reserved. Read as 0’s.
Processing Coefficient.
Description
Not Supported (returns 00000000h).
Description
0’s.
Node ID=Xh
Node ID=Xh
Node ID=Xh
Bit [27:20]
Bit [27:20]
Bit [27:20]
Table 41. Verb – Get Processing Coefficient (Verb ID=Ch)
Table 42. Verb – Set Processing Coefficient (Verb ID=4h)
Table 40. Verb – Set Coefficient Index (Verb ID=5h)
Verb ID=Ch
Verb ID=5h
Verb ID=4h
Bit [19:16]
Bit [19:16]
Bit [19:16]
Coefficient Index [15:0]
Payload Bit [15:0]
Payload Bit [15:0]
Payload Bit [15:0]
Coefficient [15:0]
38
0’s
Track ID: JATR-1076-21
Processing Coefficient [15:0]
Codec Response Format
Codec Response Format
Codec Response Format
Response [31:0]
Response [31:0]
Response [31:0]
0’s for all nodes
0’s for all nodes
ALC268 Series
Datasheet
Rev. 1.3