SCG-5608 User Manual Ver. 1.0
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1.5.5
RS232 Port
This port is a 1 X 8 RJ45 connector.
Figure 1-8 RS232 Port
⚫
RS232 pin assignment
Num
Name
Description
I/O
Wiring
1
RTS
Request To Send
OUT
Optional
2
DTR
Data Terminal Ready
OUT
Optional
3
TXD
Transmit Data
OUT
Required
4
GND
Ground
-
Required
5
GND
Ground
-
Required
6
RXD
Receive Data
IN
Required
7
DSR
Data Set Ready
IN
Optional
8
CTS
Clear To Send
IN
Optional
Table 1-2 RS232 pin assignment
The DTR(#2) pin is activated when this device is connected on TCP or is in the
UDP mode.
⚫
LED of RS232 port
When no TCP connection is established: Green & Orange
When a TCP connection is established or UDP mode: Green & Orange
When receiving data from the serial under TCP connected or UDP mode: Orange
When sending data to the serial under TCP connection or UDP mode: Green
