Commell FS-A70 Manual do Utilizador descarregar pdf (Página 27)

FS-A70 User’s Manual

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2.13 <Serial Port>

The board supports one 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: CN_COM1/2

Type: 10-pin (5 x 2) 2.54mm x 2.54mm-pitch header for COM2

Pin Description Pin Description

1 DCD/422RX-/485- 2 RXD/422RX+/485+

3 TXD/422TX+ 4 DTR/422TX-

5 GND 6 DSR

7 RTS 8 CTS

9 RI 10 N/C

1 9

2 10

CN_COM1/2

JCSEL1

JCSEL2

1 2 ... 22 23 24 25 26 27 28 29 30 31 32 ... 52 53

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Commell FS-A70 Manual do Utilizador Página 27