Commell LE-365 Manual de usuario Pagina 31

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LE-365 User’s Manual Hardware Setup
Serial Port Jumper Setting
31
2.13 <Serial Port Jumper Setting >
The board provides two RS232 serial ports, with jumper selectable RS422/485 for COM2.
Connector: CN_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
JCSEL1 JCSEL2
RS-232
RS-485
RS-422
10
1
11
12
1
2
5
1
6
2
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