ALS300 Datasheet, PDF (10/66 Pages) List of Unclassifed Manufacturers – Media Audio Controller SPEC

Avance Logic Inc.
Ghost register
Write
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
X
X
X
X
MX30.7 & MX31.7
MX30.6 & MX31.6
MX30.5 & MX31.5
MX30.4 & MX31.4
Bit 3
MX30.3
Bit 3
MX31.3
Read
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
MX30.7
MX30.6
MX30.5
MX30.4
MX31.7
MX31.6
MX31.5
MX31.4
Bit 7..4
reserved
Bit 3..0 0 to 15, master volume left and right in 3 dB step
0
-45 dB (off)
15
0 dB (maximum volume)
MX04
digital audio left/right volume
Ghost register
Write
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
MX32.7
MX32.6
MX32.5
MX32.4
MX33.7
MX33.6
MX33.5
MX33.4
Bit 7
MX32.3
Bit 3
MX33.3
Read
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
MX32.7
MX32.6
MX32.5
MX32.4
MX33.7
MX33.6
MX33.5
MX33.4
Bit 7..4
0 to 15, digital audio left volume in 3 dB step
10
ALS300