Examples
Data 1
00H
01H
02H
03H
…
20H
21H
Value
MIN
1dB
2dB
3dB
…
32dB
MAX
Data 1
Data 2
Data 3
Data 4
Data 5
00H
08H
07H
05H
00H
Data 1
Data 2
Data 3
Data 4
Data 5
Data 6
Data 7
Data 8
Play
Pause
Stop
Data 9
Data 10
Data 11
Data 12
Data 13
Data 14
Data 15
Data 16
Radio Band
Radio Freq.1 Radio Freq.2 Radio Freq.3 Radio Freq.4 Radio Freq.5
Track No.1
Track No.2
Data 17
Track No.3
Examples
55H
31H
0AAH
55H
60H
0AAH
55H
0D1H
01H
10H
21H
42H
60H
Start
Status
Power on
USB
Volume max
Pop
Play
90H
0A0H
0B0H
0C3H
00H
08H
07H
Repeate off
Random off
Intro off
FM
Freq.1
Freq.2
Freq.3
05H
00H
01H
0AAH
01H
0AAH
Freq.4
Freq.5
Track No.1
Track No.2
Track No.3
Stop
Random
Freq. Set
Volume Set
Status Report
Volume level 1dB up
Play CD or MP3 file on the USB port
Intro
Volume Up
Play
Power
EQ
Function
Volume
Repeate
Status Report
The meaning is radio frequency 87.50Hz