National Instruments 321827C-01 Manual de usuario descargar pdf (Pagina 22)

Chapter 2 Installation and Verification

PCMCIA Serial for Windows Me/9x 2-8 ni.com

Connect the Cables

For the PCMCIA serial cards, you can use the standard DB-9 connector

found on most serial cables.

Figure 2-6 and Table 2-1 give the pin locations and descriptions of the

DB-9 connector, which is found on the PCMCIA serial cable.

Figure 2-6.

DB-9 Connector Pin Locations

Table 2-1.

DB-9 Pin Descriptions

DB-9 Pin 232 Signal 485 Signal

1 DCD* GND

2 RXD CTS+ (HSI+)

3 TXD RTS+ (HSO+)

4 DTR* RXD+

5 GND RXD–

6 DSR* CTS– (HSI–)

7 RTS RTS– (HSO–)

8 CTS TXD+

9 RI* TXD–

* These signals are not supported by the isolated 232 boards or ports 9-16 of the RS-232

sixteen-port board.

PIN 1

PIN 9

PIN 5

PIN 6

1 2 ... 17 18 19 20 21 22 23 24 25 26 27 ... 58 59

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National Instruments 321827C-01 Manual de usuario Pagina 22