Controlling The Lcd Monitor Via Rs-232C/Rs-485 Remote Control - Mitsubishi Electronic MDT421S Bedienerhandbuch

Controlling the LCD monitor via RS-232C/RS-485 Remote Control

This LCD monitor can be controlled by a personal computer connected with an RS-232C cable or a CAT5 cable via the CAT5 Tx
BOX (option) and CAT5 Rx BOX (option).
Functions that can be controlled by the personal computer are:
• Power ON or OFF
• Switching between input signals
Connection
Connection by RS-232C (For RS-232C cable, the reverse type cable should be used.)
PC
Connection by CAT5 RS-485 (For CAT5 cable, the straight type cable should be used)
PC
NOTE:
If your PC (IBM or IBM compatible) is equipped only with a 25-pin serial port connector, a 25-pin serial port adapter is required.
Contact your dealer for details.
1) Interface
PROTOCOL
BAUD RATE
DATA LENGTH
PARITY BIT
STOP BIT
FLOW CONTROL
This LCD monitor uses RXD, TXD and GND lines for RS-232C control.
2) Control command diagram
The command is structured by the address code, function code, data code and end code. The length of the command is
different for each function.
NOTE:
The example below shows basic commands used for the confi guration consisting of one computer and one monitor (one-to-
one connection). For commands to control multi-connected monitors, contact your dealer in advance.
HEX
ASCII
[Address code]
[Function code]
[Data code]
[End code]
Downloaded from www.Manualslib.com
To RS-232C IN
RS-232C cable
CAT5 Tx BOX
Type A Type B
(option)
USB cable
To RS-232C
IN
RS-232C cable
This connection isn't necessary when the USB COM port is used.
RS-232C/RS-485 (CAT5)
9600 [bps]
8 [bits]
NONE
1 [bits]
NONE
Address code Function code
30h 30h Function
'0' '0' Function
30h 30h (In ASCII code, '0' '0') fi xed.
A code of each fi xed control move.
A code of each fi xed control data (number) and not always indicated.
0Dh (In ASCII code, '
manuals search engine
Monitor
To RS-232C OUT
RS-232C cable
Monitor with CAT5
Rx BOX (option)
To CAT5 To CAT5 To CAT5
OUT RGB5 IN OUT
CAT5 cable
Data code End code
Data 0Dh
Data
' ) fi xed.
English-35
Monitor
To RS-232C IN To RS-232C OUT
Monitor with CAT5
Rx BOX (option)
To CAT5 To CAT5
RGB5 IN OUT
CAT5 cable