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VP-553 - The VP-553 RS-232 Communication Protocol
Command
–
SIGNAL
Command Type - System
Command Name
Permission
Transparency
Set :
-
-
-
Get
SIGNAL?
End User
Public
Description
Syntax
Set:
-
-
Get:
Get input signal lock status
#
SIGNAL?
␠
P1
␍
Response
~
nn
@
SIGNAL
␠
P1,P2
␍␊
Parameters
P1 (Input number)
– 0: HDMI1; 1: HDMI2; 2: HDMI3; 3: HDBT1; 4: HDBT2; 5: HDBT3
P2
– 0=Off; 1=On
Response triggers
After execution, response is sent to the com port from which the
Get
was received
Response is sent after every change in input signal status
ON to OFF
, or
OFF to ON
Command
–
DISPLAY?
Command Type - System
Command Name
Permission
Transparency
Set :
-
-
-
Get
DISPLAY?
End User
Public
Description
Syntax
Set:
-
-
Get:
Get output HPD status
#DISPLAY?
␠
P1
␍
Response
~
nn
@
DISPLAY
␠
P1,P2
␍␊
Parameters
P1 (Output number)
– 0=HDMI1; 1=HDBT1; 2=HDMI2
P2
– 0=Off; 1=On
Response triggers
After execution, response is sent to the com port from which the
Get
was received
Response is sent after every change in output HPD status
ON to OFF
Response is sent after every change in output HPD status
OFF to ON
and ALL parameters (new
EDID, etc.) are stable and valid