alc883 Realtek Semiconductor Corporation, alc883 Datasheet - Page 37

• Manufacturer Part Number: alc883
• Description: 7.1+2 Channel High Definition Audio Codec
• Manufacturer: Realtek Semiconductor Corporation

8.1.10. Parameter – Amplifier Capabilities
Parameters in this node provide audio function group default information. Individual converters have
their own parameters to provide amplifier capabilities if the ‘AMP Param Override’ bit is set.
8.1.11. Parameter – Amplifier Capabilities (Verb ID=F00h, Output
Parameters in this node provide audio function group default information. Individual converters have
their own parameters to provide amplifier capabilities if the ‘AMP Param Override’ bit is set.
7.1+2 Channel High Definition Audio Codec
Codec Response Format
Codec Response Format
Table 28. Parameter – Amplifier Capabilities (Verb ID=F00h, Output Amplifier Parameter ID=12h)
Table 27. Parameter – Amplifier Capabilities (Verb ID=F00h, Input Amplifier Parameter ID=0Dh)
30:23
22:16
30:23
22:16
14:8
14:8
Bit
6:0
Bit
6:0
31
15
31
15
7
7
(Verb ID=F00h, Input Amplifier Parameter ID=0Dh)
Amplifier Parameter ID=12h)
Description
(Input) Mute Capable
Reserved. Read as 0
Step Size
Indicates the size of each step in the gain range. Each step may be 0~32dB, specified in 0.25dB steps.
‘0’ indicates a step of 0.25dB. ‘127’ indicates a step of 32dB
Reserved. Read as 0
Number of Steps
Indicates the number of steps in the gain range. ‘0’ means the gain is fixed
Reserved. Read as 0
Offset
Indicates which step is 0dB
Description
(Output) Mute Capable
Reserved. Read as 0
Step Size
Indicates the size of each step in the gain range. Each step may be 0~32dB, specified in 0.25dB steps.
‘0’ indicates a step of 0.25dB. ‘127’ indicates a step of 32dB
Reserved. Read as 0
Number of Steps
Indicates the number of steps in the gain range. ‘0’ means the gain is fixed
Reserved. Read as 0
Offset
Indicates which step is 0dB
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Track ID: JATR-1076-21
ALC883 Series
Datasheet
Rev. 1.3