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USB Controlled Multicolor Signal Beacon User Manual
39
(3) USB Communication Protocol
(3-1)
Protocol Data Area
◇
The control protocol is as follows. 8 bytes in length.
1
st
byte
2
nd
byte
3
rd
byte
4
th
byte
5
th
byte
6
th
byte
7
th
byte
8
th
byte
Command
Version
Command ID
0x00
Alarm
Control
Alarm
Volume
LED
Control
Open
Command ID
0x01
Setting
Open
Open
1byte
1byte
1byte
1byte
1byte
3byte
①
②
③
④
⑤
⑥
①
Command Version
1
st
byte
0x00
:
Fixed
②
Command ID
2
nd
byte
0x00
:
Control command
0x01
:
Command to switch connection display setting