HS-874P User’s Manual Hardware Setup
Power and Fan Installation
31
2.11 <Serial Port Jumper Setting >
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 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
IR
7
2
8
1
2
1
12
11
2
1
12
11
Summary of Contents for HS-874P
Page 1: ...HS 874P Half size PISA CPU Card User s Manual Edition 1 0 2008 06 10...
Page 9: ...HS 874P User s Manual Introduction Mechanical Drawing 9 1 3 Mechanical Drawing...
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Page 14: ...HS 874P User s Manual Hardware Setup Connector Location 14 PS2 COM1 RJ45 CRT SO DIMM...
Page 36: ...HS 874P User s Manual 36 This Page is Left for Blank...
Page 46: ...HS 874P User s Manual 46 This Page is Left for Blank...
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Page 52: ...HS 874P User s Manual System Resources I O Port Address Map 52...
Page 53: ...HS 874P User s Manual Programming GPIO s Programming GPIO s 53 C2 Memory Address Map...
Page 54: ...HS 874P User s Manual Watch Dog timer Setting Programming GPIO s 54 C3 System IRQ Resources...
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