RGBHV/Stereo Audio Matrix Switcher 8x8
PTN Electronics Limited www.PTN-electronics.com
9
6. System Diagram
F6-1 MRG88A system connection
7. Communication Protocol and Command Codes
Communication protocol:
RS232 Communication Protocol
Baud rate: 9600 Data bit: 8 Stop bit: 1 Parity bit: none
Command
Types
Command
Codes
Functions
Sy
s
te
m
Co
m
m
a
n
d
/*Type;
Inquire the models information.
/%Lock;
Lock the keyboard of the control panel on the Matrix.
/%Unlock;
Unlock the keyboard of the control panel on the Matrix.
/^Version;
Inquire the version of firmware
/:Message
Off;
Turn off the feedback command from the com port. It will
only show the
“switcher OK”.
/:Message
On;
Turn on the feedback command from the com port.
Undo.
To cancel the previous operation.
Demo.
Switch to the
“demo” mode, 1->1, 2->2, 3->3 … and so
on.
[x1]All.
Transfer signals from the input channel [x1] to all output
channels.
All#.
Transfer all input signals to the corresponding output
channels respectively.