ViewSonic VT2755LED User Manual page 46

Other Information
Reply (Command Type= "+" or "-")
Name Length
Byte Count 1 Byte
Bytes order 1
[NOTE] The reply for "Power on" command is the exception. It's 0x322B0D ( 2+<CR>).
(Command Type= "+" or "-", Only for HDTV power on)
Name Length
Byte Count 1 Byte
Bytes order 1
Example1: Set HDTV power on and this command is valid.
Send (Hex Format)
Name Length
Hex 0x36
Reply (Hex Format)
Name Length
Hex 0x32
Example2: Set Brightness as 76 for TV-02 and this command is valid.
Send (Hex Format)
Name Length
Hex 0x38
Reply (Hex Format)
Name Length
Hex 0x34
ViewSonic
ID Command CR
Type
2 Byte 1 Byte 1 Byte
2~3 4
Command CR
Type
1 Byte 1 Byte
2 3
Command Command Value1
Type
0x73 0x21 0x30
Command CR
Type
0x2B 0x0D
ID Command Command
Type
0x30 0x73 0x24
0x32
ID Command CR
Type
0x30 0x2B 0x0D
0x32
5
Value2 Value3
0x30 0x31
Value1 Value2
0x30 0x37
37
CR
0x0D
Value3 CR
0x36 0x0D
VT2755LED