H
H
H
X
X
X
-
-
-
2
2
2
3
3
3
8
8
8
4
4
4
Z
Z
Z
/
/
/
H
H
H
X
X
X
-
-
-
3
3
3
3
3
3
1
1
1
6
6
6
0
0
0
8
8
8
Z
Z
Z
29
Matrix Switcher supports RS-232 and RS-485 on the rear panel for a remote control
and allows you to operate settings via the keys located on the front panel.
6.6 Ports and Switchers
The Matrix Switcher provides standard RS-232 and RS-485 serial communication ports.
Beside the front panel for key switching operation, you can also use the RS-232 or
RS-485 serial communication port to carry out remote operation.
6.6.1 RS-232
The RS-232 Pin functions are described as below:
Pin No.
Abbreviation
Description
1
N/u
Null
2
TXD
Send
3
RXD
Receive
4
N/u
Null
5
GND
Ground
6
N/u
Null
7
N/u
Null
8
N/u
Null
9
N/u
Null
The Matrix RS-232 port is defined by DCE.
Figure 6-12a RS-232 – From Female DB9 (PC) to Male DB9 (Matrix)
