Kramer Protocol
31
Table 9: Instruction Codes for Protocol 3000
Help commands
Command
Syntax
Response
Protocol Handshaking
#
CR
~OK
CRLF
Device initiated messages
Command
Syntax
Start message
Kramer Electronics LTD. ,
Device Model
Version
Software Version
Switcher actions
Audio-video channel has switched (AFV mode)
AV
IN>OUT
Video channel has switched (Breakaway mode)
VID
IN>OUT
Audio channel has switched (Breakaway mode)
AUD
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 audio & video
AV
IN
>
OUT
,
IN
>
OUT
, …
AV
IN
>
OUT
,
IN
>
OUT
,…
RESULT
Switch video only
VID
IN
>
OUT
,
IN
>
OUT
, …
Short form
:
V
IN
>
OUT
,
IN
>
OUT
, …
VID
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.
Switch audio only
AUD
IN
>
OUT
,
IN
>
OUT
, …
Short form
:
A
IN
>
OUT
,
IN
>
OUT
, …
AUD
IN
>
OUT
,
IN
>
OUT
, …
RESULT
Note: When AFV mode is active, this command will switch also video.
Read video
connection
VID?
OUT
Short form
:
V?
OUT
VID? *
VID
IN>OUT
VID
IN>
1
, IN>
2
, …
Read audio
connection
AUD?
OUT
Short form
:
A?
OUT
AUD? *
AUD
IN
>
OUT
AUD
IN
>
1
,
IN
>
2
, …
Parameters Description:
IN
= Input number or '0' to disconnect output.
'
>
' = Connection character between in and out parameters.
OUT
= Output number or '*' for all outputs.
