Kramer Electronics VP-747 - Manual (Page 49)

44 VP-747 - VP-747 Communication Protocol
10 VP-747 Communication Protocol
The following is the COM port setting:
Baud rate ：9600 / 115200 (Bits per second)
Parity: None
Data Bits: 8bits
Stop Bits: 1bit
Character Symbols Definitions
Symbol
Meaning
 Space
[CR] Carriage Return, ASCII code 0x0D
[LF] or > Line Feed, ASCII code 0x0A
Communication Confirm:
Send CR
Reply CRLF >
Set Command
Send YControl_TypeFunctionParamCR
Reply ZControl_TypeFunctionParam CRLF >
Get Command
Send YControl_TypeFunctionCR
Reply ZControl_TypeFunctionParam CRLF >
Example: set Preview Source Type of Current Channel = RGBHV
Send Y0430CR
Reply Z0430CR>
Example: get Preview Source Type of Current Channel
Send Y143CR
Reply Z1430 CRLF >
 : ASCII Code 0x20
CR : Ascii Code 0x0D
CRLF : Ascii Code 0x0d+0x0A
After set, type command setting. The system responds with a string.