Connector; External I/O Connectors - Advantech UNO247J1N12502-T User Manual

2.3

Connector

2.3.1

External I/O Connectors

2.3.1.1 COM connectors
UNO-247 provides six 9-pin D-sub connectors, four of which offer RS-232 and the
other two offer RS-485 serial communication interface ports.
Table 2.3: COM1~6 Connector Pin Assignments
Pin
1
2
3
4
5
6
7
8
9
UNO-247 User Manual
Figure 2.2 UNO-247 Front View
Figure 2.3 UNO-247 Rear View
Figure 2.4 COM Connector
RS-232
DCD
RX
TX
DTR
GND
DSR
RTS
CTS
RI
10
RS-485
D-
D+
-
-
GND
-
-
-
-