N-Tron 9000 Series user manual Serial Cable

Serial Cable

Connect the serial COM port of your PC and the 9000 Series Switch using a standard straight through cable. You will require a cable with a 9-pin or 25-pin sub-D female connector for the PC end, and a 9-pin male sub-D connector for the 9000 Series end.

The following table shows the pin-out and the connections for both types of cable:

PC Port

Signal Name

TXD

RXD

GND

25-Pin	9-Pin
Female	Female
Pin #	Pin #
2	3
3	2
7	5

9000 series

9-Pin Male

Pin # Signal Name

3 RXD

2TXD

5GND

Shielded cables and null modems are readily available from Radio Shack or a variety of computer stores.

HyperTerminal

The following configuration should be used in HyperTerminal:

Port Settings:	115200
Data Bits:	8
Parity:	None
Stop bits:	1
Flow Control:	None

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