English-30
To RS-232C
connector IN
RS-232C cable
RS-232C cable
PC
To RS-232C
connector IN
To RS-232C
connector OUT
U-10
Remote control
Carry out as necessary
RS-232C Remote control
By connecting multiple LCD monitors and a computer using RS-232C cables (commercially available), you can control the monitors
from the computer for the following operations:
• Power ON or OFF
• Switching input signals
Connection
LCD m PC
• Before making connections, turn off the personal computer and the monitors.
• Start the personal computer fi rst, and then turn on the monitors. (Otherwise, the com port may be unusable.)
NOTE:
For connection with a 25-pin serial port connector on the computer, a conversion adapter is required.
Contact your dealer for details.
1) Interface
PROTOCOL
RS-232C
BAUD RATE
9600 [bps]
DATA LENGTH
8 [bit]
PARITY BIT
NONE
STOP BIT
1 [bit]
FLOW CONTROL
NONE
This LCD monitor uses RXD, TXD and GND lines for RS-232C control.
Use RS-232C cables of reverse type (commercially available).
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 the commands for connecting multiple monitors, contact your dealer.
Address code
Function code
Data code
End code
HEX
30h 30h
Function
Data
0Dh
ASCII
‘0’ ‘0’
Function
Data
[Address code]
30h 30h (ASCII code, ‘0’ ‘0’), fi xed.
[Function code]
Code unique to each control function.
[Data code]
Data unique to each control function (Not always indicated by numerical values.)
[End code]
0Dh (In ASCII code, ‘
’) fi xed.
