alc262w-vd2-gr Realtek Semiconductor Corporation, alc262w-vd2-gr Datasheet - Page 65

• Manufacturer Part Number: alc262w-vd2-gr
• Description: 4-channel Dac And 6-channel Adc High Definition Audio Codec
• Manufacturer: Realtek Semiconductor Corporation

8.23. Verb – Set Unsolicited Response Control (Verb ID=708h)
Enable a widget to generate an unsolicited response.
8.24. Verb – Get Pin Sense (Verb ID=F09h)
Returns the Presence Detect status and the impedance of a device attached to the pin.
4-Ch DAC and 6-Ch ADC High Definition Audio Code
Set Command Format
‘EnableUnsol’ in Command Bit[7:0]
Get Command Format
Codec Response for NID =14h~16h, 18h~1Bh, 1Eh, 1Fh
Codec Response for other NID
Bit [31:28]
Bit [31:28]
CAd=X
CAd=X
31:8
30:0
31:0
6:4
3:0
Bit
Bit
Bit
31
7
Description
Reserved. Read as 0’s.
Enable Unsolicited Response.
0: Disable
1: Enable
Reserved. Read as 0’s.
Tag for Unsolicited Response.
Tag[3:0] is defined by software to assign a 4-bit tag for nodes that are enabled to generate unsolicited
responses.
Description
Presence Detect Status.
0: No device is attached to the pin
1: Device is attached to the pin
Measured Impedance.
0x7FFFFFFF or 0xFFFFFFFF: Valid sense is not available or is busy.
Description
Not Supported (returns 00000000h).
Node ID=Xh
Node ID=Xh
Bit [27:20]
Bit [27:20]
Table 57. Verb – Set Unsolicited Response Control (Verb ID=708h)
Verb ID=F09h
Verb ID=708h
Table 58. Verb – Get Pin Sense (Verb ID=F09h)
Bit [19:8]
Bit [19:8]
EnableUnsol [7:0]
Payload Bit [7:0]
Payload Bit [7:0]
56
0’s
Track ID: JATR-1076-21
Codec Response Format
Codec Response Format
Response [31:0]
Response [31:0]
32-bit Response
0’s for all nodes
ALC262 Series
Datasheet
Rev. 1.9