Modular Matrix Switcher 8x8
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4.3. RS232 Control
4.3.1. RS232 Connection
Except the front control panel and IR remote, MMX88-N can be controlled by far-end
control system or through the Ethernet control via the RS-232 communication port.
This RS-232 communication port is a female 9- D connector. The definition of its pin
layout is shown in the table below.
No.
Pin
Function
1
N/u
Unused
2
Tx
Transmit
3
Rx
Receive
4
N/u
Unused
5
Gnd
Ground
6
N/u
Unused
7
N/u
Unused
8
N/u
Unused
9
N/u
Unused
When MMX88-N connects to the RS232 port of a computer with control software, users
can control it by that computer. To control the switcher, users need to use RS232 control
software.
4.3.2. RS232 Communication Command
With this command system, users are able to control and operate the MMX88-N with
RS232 software remotely.
Note:
1)
Please disconnect all the twisted pairs before sending command EDIDUpgrade[X].
2)
In the commands, “[”and “]” are symbols for easy reading and do not need to be
typed in actual operation.
3)
Please remember to end the commands with the ending symbols “.” or “;”.
4)
Type the command carefully, it is case-sensitive.
5)
Commands pertaining to EDID only avails for signal cards that support EDID
management.
