Download Advantech AIMB-253 User`s manual

Hardware Setup
Serial Port Connector: J2
The J2 is a RS232/422/485 COM port pinheader that connects to serial devices.
J2
26
25
2
1
RS232
RS422
RS485
COM2
X
V
V
COM3
COM4
COM5
X
V
V
V
X
X
V
X
X
V = supported
X = not supported
Serial Port Bracket
(Optional)
M5
CO
M2
M4
CO
M3
CO
CO
Connect to J2
J2 Pin Definition
Voltage Select
N/A
Serial Port
PIN SIGNAL
PIN SIGNAL
COM2
JCOMP4 COM4
(page 2-17)
1
422 RXD1#
2
422 RXD2#
3
5
7
9
11
13
15
17
19
21
23
25
422 RXD1
422 TXD1
422 TXD1#
GND
NDCD3#
NSIN3
NSOUT3
NDTR3
NDSR3#
NRTS3
NCTS3#
0V/5V/12V
4
6
8
10
12
14
16
18
20
22
24
26
422 RXD2
422 TXD2
422 TXD2#
GND
NDCD4#
NSIN4
NSOUT4
NDTR4
NDSR4#
NRTS4
NCTS4#
0V/5V/12V
Serial Port
Voltage Select
COM3
N/A
COM5
JCOMP5
(page 2-17)
2-13