Kontron PCI-759, Руководство пользователя

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9. Jumpers and Connectors Overview PCI-759 – User’s Guide (V1.02)
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COM2 pin assignment as RS422:
COM2: Boxed Header,
DIP 10-pin
RS422
(Pinning on the on-board header)
D-SUB
Connector
Pin Signal Name
1 TxD–
2 NC
3 RxD+
4 NC
5 TxD+
6 NC
7 RxD–
8 NC
9 GND,
ground
1
9
2
10
COM2
10 NC
Pining on the supplied
cable connector:
RxD+
RxD–
TxD–
TxD+
GND
COM2 pin assignment as RS485:
COM2: Boxed Header,
DIP 10-pin
RS485
(Pinning on the on-board header)
D-SUB
Connector
Pin Signal Name
1
TRxD–,
Transmit/Receive data
2 NC
3 NC
4 NC
5
TRxD+,
Transmit/Receive data
6 NC
7 NC
8 NC
9 GND,
ground
1
9
2
10
COM2
10 NC
Pining on the supplied
cable connector:
TRxD–
TRxD+