alc262w-vd2-gr Realtek Semiconductor Corporation, alc262w-vd2-gr Datasheet - Page 55

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

8.10. Verb – Set Processing Coefficient (Verb ID=4h)
8.11. Verb – Get Amplifier Gain (Verb ID=Bh)
This verb is used to get gain/attenuation settings from each widget.
4-Ch DAC and 6-Ch ADC High Definition Audio Code
Set Command Format
Codec Response for All NID
Get Command Format
‘Get’ Payload in Command Bit[15:0]
Codec Response for NID=07h (MIC ADC), 08h(LINE ADC) and 09h (MIX ADC)
Bit [31:28]
Bit [31:28]
CAd=X
CAd=X
31:0
12:4
31:8
3:0
6:0
Bit
Bit
Bit
15
14
13
7
Description
0’s.
Description
Get Input/Output.
0: Input amplifier gain is requested 1: Output amplifier gain is requested
Reserved. Read as 0.
Get Left/Right.
0: Right amplifier gain is requested
Reserved. Read as 0’s.
Index[3:0] for Input Source.
Select amplifier for this converter. If a widget has no multiple input sources, the index will be ignored
Description
0’s.
Bit-15 is 0 in ‘Get Amplifier Gain’: Input Amplifier Mute.
0: Unmute 1: Mute
Bit-15 is 1 in ‘Get Amplifier Gain’: Read as 0 (No Output Amplifier Mute).
Bit-15 is 0 in ‘Get Amplifier Gain’: Input Amplifier Gain [6:0].
7-bit step value (0~31) specifying the volume from –16.5B~+30dB in 1.5dB steps.
Bit-15 is 1 in ‘Get Amplifier Gain’: Read as 0 (No Output Amplifier Mute).
Node ID=Xh
Node ID=Xh
Bit [27:20]
Bit [27:20]
Table 45. Verb – Set Processing Coefficient (Verb ID=4h)
Table 46. Verb – Get Amplifier Gain (Verb ID=Bh)
Verb ID=Bh
Verb ID=4h
Bit [19:16]
Bit [19:16]
‘Get’ payload [15:0]
Payload Bit [15:0]
Payload Bit [15:0]
Coefficient [15:0]
46
1: Left amplifier gain is requested
Bit[7:0] are responsible for ‘Get’
Track ID: JATR-1076-21
Codec Response Format
Codec Response Format
Response [31:0]
Response [31:0]
0’s for all nodes
ALC262 Series
Datasheet
Rev. 1.9