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Cabling Information

 

DB-9 Pin Description

Pin # Signal Description Signal Direction
1 GND Ground Common
2 RTS+ Request To Send+ Output
3 RTS- Request To Send- Output
4 TxD+ Transmit+ Output
5 TxD- Transmit- Output
6 CTS+ Clear To Send+ Input
7 CTS- Clear To Send- Input
8 RxD+ Receive+ Input
9 RxD- Receive- Input
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