TX7410 Operation Manual
38
follows.
Function
Code
9 Pin Connector Pin Number
Transmitted Data
TXD
3
Received Data
RXD
2
Signal Ground
Common
GND
5
TX7410’s RS232 interface may be different with the standard RS232C. The pin
configuration is shown as follows.
5.1.2 Communication with a computer
Diagram of connection to a controller.
DTR(4)
DSR(6)
RXD(2) (2) RXD
Computer
(controller) TXD(3) (3) TXD TX7410
GND(5) (5) GND
RTS(7)
CTS(8)
There may be some difference between TX7410 ’s RS232 interface and a standard RS232C
interface. You can make the connection cable by yourself according the diagram or order
one from our company.
Note: Pin 4 and 6, pin 7 and 8 are shorted respectively at the end of controller.
When the RS232C interface is used to communicate with a controller, RS232 bus mode
should be selected as follows.
1)
Press SYSTEM menu key, the
System Config
page will be displayed.
2)
Move the cursor to the
Bus Mode
field.
3)
Press RS232 to select the bus mode to RS232 bus mode.
Serial Interface Specifications
Baud Rate
4800 bps
,
9600 bps
,
11520 bps
,
12800 bps
,
14400
bps
,
19200 bps
,
28800 bps
,
38400 bps
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