User Manual for Composite/Stereo-Audio Matrix COMM-TEC MTX series
COMM-TEC GMBH
www.comm-tec.de
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4.3 RS-232 Operation
Through the RS-232 port located on rear panel one is able to control and operate the AV Matrix remotely.
Communication protocol:
RS-232,
ASCII commands are case sensitive.
Port Settings:
Baud rate: 9600, Data bit: 8, Stop bit: 1, Parity bit: None
Functions
ASCII Commands
and Protocols
Example
Default
System Command
Rewrites the password. Must be 8 digits.
/+
xxxxxxxx
;
/+12345678;
None
Locks the keyboard
/%Lock;
/%Lock;
Not Locked
Unlocks the keyboard
/%Unlock;
/%Unlock;
N/A
Turns OFF buzzer
/:Belloff;
/:Belloff;
Beep ON
Turns ON buzzer
/:Bellon;
/:Bellon;
N/A
Sets the delay time for background light in minutes.
Range: 001 to 240.
/%Backlight
xxx
;
/%Backlight005;
30 min.
Operation/Control Command
Connects input "x" to ALL output channels.
x
All.
3All.
N/A
Connects the video signal from input "x" to the matching
output.
x
#.
4#.
Not Connected
Connects ALL input signals to the matching output channels.
All#.
All#.
N/A
Switches OFF ALL the output channels.
All$.
All$.
All ON.
Switches OFF output "y".
y
$.
2$.
N/A
Connects video from input "x" to output "y".
x
V
y
.
2V3.
N/A
Connects video from input "x" to outputs "y, y2, y3".
x
V
y
,
y2
,
y3
.
1V3,4,5.
N/A
Connects audio from input "x" to output "y".
x
A
y
.
2A4.
N/A
Connects audio from input "x" to outputs "y, y2, y3".
x
A
y
,
y2
,
y3
.
1A2,3,4.
N/A
Connects video and audio from input "x" to output "y".
x
B
y
.
3B5.
N/A
Connects video and audio from input "x" to outputs "y, y2, y3".
x
B
y
,
y2
,
y3
.
2B4,5,6.
N/A
Connects input "x" to ALL outputs in group "g".
x
P
g
.
1P1.
N/A
Groups the outputs "y, y2, and y3" under the group "x".
g
PP
y
,
y2
,
y3
.
2PP1,2,3.
N/A
Saves configuration to the preset "y". "y" ranges from 0 to 9.
Save
y
.
Save9.
All Available
Recalls the preset command "y".
Recall
y
.
Recall7.
N/A
Clears the preset command "y".
Clear
y
.
Clear5.
N/A
Feedback/Status Command
Displays the outputs channels in Group "g".
S
g
.
S2.
N/A
Displays the input channel of output "y".
Status
y
.
Status4.
N/A
Displays the inputs to the connected outputs one by one.
Status.
Status.
N/A
Displays the product information.
/*Type;
/*Type;
Varies per
model
Displays Software Version
/^Version;
/^Version;
V2.z
Displays COM port feedback information.
/:MessageOn;
/:MessageOn;
N/A
