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VS-88DTP - Kramer Protocol 43
starting character and the message closing character only once, at the
beginning of the string and at the end.
Commands in the string do not execute until the closing character is entered.
A separate response is sent for every command in the chain.
14.2.7 Maximum String Length
64 characters
14.2.8 Backward Support
You can switch between protocols using a switch protocol command from either
platform. The following tables list instruction codes for Protocol 3000.
Help commands
Command
Syntax
Response
Protocol Handshaking
#CR ~OKCRLF
Device initiated messages
Command
Syntax
Start message
~Protocol start CRLF
Switcher actions
Video channel has switched (AFV mode)
AV IN>OUT
Result codes (errors)
Syntax
No error. Command running succeeded
COMMAND PARAMETERS OK
Protocol Errors
Syntax Error
ERR001
Command not available for this device
ERR002
Parameter is out of range
ERR003
Unauthorized access (running command without the
match login).
ERR004
Basic routing commands
Command
Syntax
Response
Switch video
AV IN>OUT, IN>OUT, … AV IN>OUT, IN>OUT,…RESULT
OR
Switch video only
VID IN>OUT, IN>OUT, …
Short form: V IN>OUT, IN>OUT, …
AV IN>OUT, IN>OUT, …RESULT
Note:
When AFV mode is active, this command will switch also audio. If audio is breakaway – device display
mode will change to show audio connections status.