alc888s Realtek Semiconductor Corporation, alc888s Datasheet - Page 40

• Manufacturer Part Number: alc888s
• Description: 7.1+2 Channel High Definition Audio Codec With Two Independent S/pdif-out
• Manufacturer: Realtek Semiconductor Corporation

8.1.10.
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.
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
w/Two Independent S/PDIF-OUT
Codec Response Format
Codec Response Format
Table 30. Parameter – Amplifier Capabilities (Verb ID=F00h, Output Amplifier Parameter ID=12h)
Table 29. 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
Parameter – Amplifier Capabilities
(Verb ID=F00h, Input Amplifier Parameter ID=0Dh)
Parameter – Amplifier Capabilities
(Verb ID=F00h, Output 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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ALC888S & ALC888SDD
Track ID: JATR-1076-21
Datasheet
Rev. 1.2