7 maximum string length, 8 backward support – Kramer Electronics VS-88DTP User Manual

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VS-88DTP - Kramer Protocol

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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

~OK

CRLF

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.

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