LG M4210D-B21 - Controlling the Multiple Product; Connecting the Cable; Communication Parameter

Controlling the Multiple Product
RS-232C
1
OUT
IN
RS-232C
(CONTROL&
SERVICE)
OUT
IN
RS-232C
(CONTROL&
SERVICE)
OUT
IN
RS-232C
(CONTROL&
SERVICE)
OUT
IN
RS-232C
(CONTROL&
SERVICE)
7-Wire Configurations (Standard RS-232C cable)
RXD
TXD
GND
DTR
DSR
RTS
CTS
TXD
RXD
GND
DSR
DTR
CTS
RTS
PC Monitor
2
3
5
4
6
7
8
2
3
5
4
6
7
8
D-Sub 9 D-Sub 9
(Female) (Male)
3-Wire Configurations (Not Standard)
RXD
TXD
GND
DTR
DSR
RTS
CTS
TXD
RXD
GND
DSR
DTR
CTS
RTS
PC Monitor
2
3
5
4
6
7
8
2
3
5
4
6
7
8
D-Sub 9 D-Sub 9
(Female) (Male)
RS-232C Configurations
Connecting the cable
Connect the RS-232C cable as shown in the picture.
* The RS-232C protocol is used for communication between the PC and product. You can
turn the product on/off, select an input source or adjust the OSD menu from your PC.
Baud Rate : 9600buadRate (UART)
Data Length : 8bits
Parity Bit : None
Stop Bit : 1bit
Flow Control : None
Communication Code : ASCII code
Use a straight cable
Use this method to connect several products to a single PC.
You can control several products at a time by connecting them to a single PC.
Communication Parameter
RS-232C Cable
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RS-232C Cable
Product 2
Product 3 Product 4
Product 1
RS-232C Cable
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