Xiamen Caimore Communication Technology Co.,Ltd
2 F, 37#, Wanghai Road, Software Park 2, Xiamen,China (361009)
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Tel:+86 592 5901215
web: en.caimore.com
10
10
Com/line: RS232 asynchronous communication serial interface
RJ45-DB9F Conversion line signal connection as below mentioned: The signal
definition of DB9F Serial communication interface shows as below mentioned:
：
RJ45
DB9F
1
8
2
6
3
2
4
1
5
5
6
3
7
4
8
7
The signal definition of DB9F Serial communication interface shows as below
mentioned:
PIN
RS232 Signal
Name
Description
Direction relative to
DTU
1
DCD
carrier wave
signal check
Output
2
RXD
receive data
Output
3
TXD
send data
Input
4
DTR
data
terminal ready
Input
5
GND
Power reference
ground
6
DSR
data
device ready
Output
7
RTS
Request to send
Input
8
CTS
Data device get
ready to receive
data
Output
Chapter 3 Rapid Configuration
We release this setting instruction in order to realize below mentioned two points.
First, When customer receives our device, they can check fast whether the device is
good or not, whether it can work normally or not. Second, Most customer can use
device fast by only changing setting parameters of this setting instruction (
other
