Table 5. data byte format, Table 6. speaker volume levels – Rainbow Electronics MAX9768 User Manual
Page 18
MAX9768
10W Mono Class D Speaker
Amplifier with Volume Control
18
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Table 5. Data Byte Format
D7
(MSB)
D6
D5
D4
D3
D2
D1
D0
(LSB)
0
0
V5
V4
V3
V2
V1
V0
Table 6. Speaker Volume Levels
V5
V4
V3
V2
V1
V0
VOLUME
POSITION
VOLUME
LEVEL (dB)
STEP SIZE
(dB)
1
1
1
1
1
1
63
9.5
0.7
1
1
1
1
1
0
62
8.8
0.7
1
1
1
1
0
1
61
8.2
0.6
1
1
1
1
0
0
60
7.6
0.6
1
1
1
0
1
1
59
7.0
0.6
1
1
1
0
1
0
58
6.5
0.5
1
1
1
0
0
1
57
5.9
0.5
1
1
1
0
0
0
56
5.4
0.5
1
1
0
1
1
1
55
4.9
0.5
1
1
0
1
1
0
54
4.4
0.5
1
1
0
1
0
1
53
3.9
0.6
1
1
0
1
0
0
52
3.4
0.4
1
1
0
0
1
1
51
2.9
0.5
1
1
0
0
1
0
50
2.4
0.4
1
1
0
0
0
1
49
2.0
0.4
1
1
0
0
0
0
48
1.6
0.4
1
0
1
1
1
1
47
1.2
0.7
1
0
1
1
1
0
46
0.5
1.0
1
0
1
1
0
1
45
-0.5
1.5
1
0
1
1
0
0
44
-1.9
1.5
1
0
1
0
1
1
43
-3.4
1.5
1
0
1
0
1
0
42
-5.0
1.1
1
0
1
0
0
1
41
-6.0
1.1
1
0
1
0
0
0
40
-7.1
1.8
1
0
0
1
1
1
39
-8.9
1.0
1
0
0
1
1
0
38
-9.9
1.0
1
0
0
1
0
1
37
-10.9
1.1
1
0
0
1
0
0
36
-12.0
1.2
1
0
0
0
1
1
35
-13.1
1.3
1
0
0
0
1
0
34
-14.4
0.9
1
0
0
0
0
1
33
-15.4
1.0
1
0
0
0
0
0
32
-16.4
1.1