COMMELL LE-565 - Manual (Page 31)

LE-565 User’s Manual Hardware Setup
Power and Fan Connector 31
2.14 <Serial Port Jumper Setting >
The board provides four RS232 serial ports, with jumper selectable RS422/485 for COM2.
Connector: CN_COM2/3/4
Type: 10-pin (5 x 2) header for COM2/3/4
Pin Description Pin Description
1 DCD/422TX-/485- 2 RXD/422TX+/485+
3 TXD/422RX+
4 DTR/422RX-
5 GND 6 DSR
7 RTS 8 CTS
9 RI 10 N/C
JCSEL1 JCSEL2
RS-232
RS-485
RS-422
1 2
11
12
1 2
5 6