COMMELL LV-67E - Manual (Page 35)

LV-67E User’s Manual
35
2.14 <Serial Port>
The board supports Three RS232 serial port and one jumper selectable
RS232/422/485 serial ports. The jumper JCSEL1 & JCSEL2 can let you configure
the communicating modes for COM2.
Connector: COM2
Type: 9-pin D-sub male connector on bracket for COM2
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
COM1 COM3
COM2