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User’s Manual
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2.14 <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_COM2
Type: 10-pin (5 x 2) 2.54mm x 2.54mm-pitch box 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
CN_COM 2
1
2
9
10
Summary of Contents for 2807770
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Page 12: ...2 8 0 7 7 7 0 User s Manual 11 1 5 Mechanical Drawing ...
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Page 49: ...2 8 0 7 7 7 0 User s Manual 48 Appedix B System Resources B1 I O Port Address Map ...
Page 50: ...2 8 0 7 7 7 0 User s Manual 49 ...
Page 51: ...2 8 0 7 7 7 0 User s Manual 50 B2 Memory Address Map ...
Page 52: ...2 8 0 7 7 7 0 User s Manual 51 B3 System IRQ Resources IRQ ...
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