Nexcom APPC 1240T Manual do Utilizador Página 48

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Copyright © 2015 NEXCOM International Co., Ltd. All Rights Reserved.
32
APPC 1240T/1245T/1540T/1740T/1940T User Manual
Chapter 2: Jumpers and Connectors
COM1 Port
Connector type: DB-9 port, 9-pin D-Sub
Connector location: CN10
COM2 Port
Connector type: DB-9 port, 9-pin D-Sub
Connector location: CN12
1
6
5
9
1
6
5
9
Pin RS232 RS422 RS485
1 COM1_DCD COM1_TXD-
COM1_TXD-
COM1_RXD-
2 COM1_RXD COM1_TXD+
COM1_TXD+
COM1_RXD+
3 COM1_TXD COM1_RXD+ Reserve
4 COM1_DTR COM1_RXD- Reserve
5 COM1_GND COM1_GND Reserve
6 COM1_DSR COM1_RTS- Reserve
7 COM1_RTS COM1_RTS+: Reserve
8 COM1_CTS COM1_CTS+ Reserve
9
COM1_RI
(Could be a +5V
Power Pin)
COM1_CTS-
(Could be a +5V
Power Pin)
Reserve
(Could be a +5V
Power Pin)
Pin RS232 RS422 RS485
1 COM2_DCD COM2_TXD-
COM2_TXD-
COM2_RXD-
2 COM2_RXD COM2_TXD+
COM2_TXD+
COM2_RXD+
3 COM2_TXD COM2_RXD+ Reserve
4 COM2_DTR COM2_RXD- Reserve
5 COM2_GND COM2_GND Reserve
6 COM2_DSR COM2_RTS- Reserve
7 COM2_RTS COM2_RTS+ Reserve
8 COM2_CTS COM2_CTS+ Reserve
9
COM2_RI
(Could be a +12V
Power Pin)
COM2_CTS-
(Could be a +12V
Power Pin)
Reserve
(Could be a +12V
Power Pin)
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