Using The Lcd With A Personal Computer (Pc) - NEC MultiSync LCD4010 User Manual
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- User manual (84 pages) ,
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Using the LCD with a Personal Computer (PC)
This LCD monitor can be controlled by connecting to a personal computer with an RS-232C terminal.
Functions that can be controlled by a personal computer are:
•
Powering ON or OFF
•
Switching between input signals
Connection
LCD Monitor + PC
OUT
IN
PC
RS-232C Cable
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.
* RS-232C OUT terminal can connect to MultiSync LCD4010 / LCD4610 only. Do not connect to other equipment.
The following control sequence is used for a single MultiSync LCD4010 / MultiSync LCD4610. To control multiple LCD4010 / MultiSync LCD4610
monitors that are daisy-chained together please use the extended control command. Instructions for the extended control command can be found
on the CD included with the display. The file is called "External_control_LCD4x10.pdf". When using the following control commands, all of the
daisy-chained monitors can be controlled at the same time from one monitor. Reply and status commands, however, will only pertain to the primary
monitor, not seconday monitors.
1) Interface
PROTOCOL
RS-232C
BAUD RATE
9600 [bps]
DATA LENGTH
8 [bits]
PARITY BIT
NONE
STOP BIT
1 [bits]
FLOW CONTROL
NONE
This LCD monitor uses RXD, TXD and GND lines for RS-232C control.
For RS-232C cable, the reverse type cable should be used.
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.
Address code
HEX
30h 30h
ASCII
'0' '0'
[Address code]
30h 30h (In ASCII code, '0' '0') fixed.
[Function code]
A code of each fixed control move.
[Data code]
A code of each fixed control data (number) and not always indicated.
[End code]
0Dh (In ASCII code, '
to RS-232C
from RS-232C
"IN" terminal
"OUT" terminal
Function code
Data code
Function
Data
Function
Data
' ) fixed.
to RS-232C
"IN" terminal
RS-232C Cable
End code
0Dh
English-29
1-30
from RS-232C
"OUT" terminal
Next MultiSync LCD4010/
MultiSync LCD4610
RS-232C "IN" terminal
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