Kramer VP-439

VP-439 - The RS-232/Ethernet (UDP) Communication Protocol
31
31
8 The RS-232/Ethernet (UDP) Communication
Protocol
The VP-439 can be operated using serial commands from a PC, remote controller,
or touch screen. The unit communicates using the default Kramer Protocol 3000.
 Kramer Protocol 3000 syntax (see Section 8.1)
 Kramer Protocol 3000 commands (see Section 8.2)
 Kramer Protocol 3000 detailed commands (See Section 8.3)
8.1 Kramer Protocol 3000 Syntax
Protocol 3000 communicates at a data rate of 9,600 baud, no parity, 8 data bits
and 1 stop bit.
8.1.1 Host Message Format
Start
Address (optional)
Body
Delimiter
#
Destination_id@
Message
CR
Simple Command
Command string with only one command without addressing:
Start
Body
Delimiter
#
Command SP Parameter_1,Parameter_2,…
CR
Command String
Formal syntax with commands concatenation and addressing:
Start
Address
Body
Delimiter
#
Destination_id@
Command_1 Parameter1_1,Parameter1_2,…|
Command_2 Parameter2_1,Parameter2_2,…|
Command_3 Parameter3_1,Parameter3_2,…|…
CR
8.1.2 Device Message Format
Start
Address (optional)
Body
delimiter
~
Sender_id@
Message
CR LF
Device Long Response
Echoing command:
Start
Address (optional)
Body
Delimiter
~
Sender_id@
Command SP [Param1 ,Param2 …] result
CR LF
CR = Carriage return (ASCII 13 = 0x0D)
LF = Line feed (ASCII 10 = 0x0A)