alc880 Realtek Semiconductor Corporation, alc880 Datasheet - Page 39

• Manufacturer Part Number: alc880
• Description: 7.1 Channel High Definition Audio Codec
• Manufacturer: Realtek Semiconductor Corporation

8.1.12. 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.
8.1.13. Parameter – Connect List Length (Verb ID=F00h,
Parameters in this node provide audio function widget connection information.
7.1 Channel High Definition Audio Codec
Codec Response Format
Codec Response Format
Table 29. Parameter – Amplifier Capabilities (Verb ID=F00h, Output Amplifier Parameter ID=12h)
30:23
22:16
14:8
31:8
6:0
6:0
Bit
Bit
31
15
7
7
Amplifier Parameter ID=12h)
Parameter ID=0Eh)
Table 30. Parameter – Connect List Length (Verb ID=F00h, Parameter ID=0Eh)
Reserved. Read as 0
Step Size
Reserved. Read as 0
Number of Steps
Reserved. Read as 0
Offset. Indicates which step is 0dB
Reserved. Read as 0
Connect List Length
Description
(Output) Mute Capable
Indicates the size of each step in the gain range. Permanently set to ‘3’ (indicates a step of 1dB)
Indicates the number of steps in the gain range. ‘0’ means the gain is fixed
Description
Short Form
0: Short Form
1: Long Form
Indicates the number of inputs connected to a widget. If the Connect List Length is 1, there is only one
input, and there is no Connection Select Control (Not a MUX widget)
29
Track ID: JATR-1076-21
ALC880 Series
Datasheet
Rev. 1.4