COMMELL LS-570E - Manual (Page 35)

LS-570 User’s Manual Hardware Setup
Serial Port Jumper Setting
35
2.14 <Serial Port Jumper Setting >
The board provides three 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
6 2
5 1
10
1