alc882 Realtek Semiconductor Corporation, alc882 Datasheet - Page 39
alc882
Manufacturer Part Number
alc882
Description
7.1+2 Channel High Definition Audio Codec
Manufacturer
Realtek Semiconductor Corporation
Datasheet
1.ALC882.pdf
(83 pages)
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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
6:0
6:0
Bit
Bit
31
15
31
15
7
7
(Verb ID=F00h, Input Amplifier Parameter ID=0Dh)
Amplifier Parameter ID=12h)
Reserved. Read as 0
Step Size
Reserved. Read as 0
Number of Steps
Reserved. Read as 0
Offset
Reserved. Read as 0
Step Size
Reserved. Read as 0
Number of Steps
Reserved. Read as 0
Offset. Indicates which step is 0dB
Description
(Input) Mute Capable
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
Indicates the number of steps in the gain range. ‘0’ means the gain is fixed
Indicates which step is 0dB
Description
(Output) Mute Capable
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
Indicates the number of steps in the gain range. ‘0’ means the gain is fixed
29
Track ID: JATR-1076-21
ALC882 Series
Datasheet
Rev. 1.5