COMMELL LV-683 - Manual (Page 31)

LV-683 User’s Manual
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2.14 <Serial Port Jumper Setting >
The board provides Six RS232 serial ports, with jumper selectable RS422/485/IrDA for
COM2.
Connector: COM2
Type: 10-pin (5 x 2) 1.27mm x 2.54mm-pitch header 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
COM2