Instrument Control (GPIB, Serial, VISA, IVI)

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What is the DB9 connector pin-out for the 778475-01 USB-422 module?

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I cannot locate the pin-out for the USB-485, 1-Port USB to RS-485 Converter in the users manuals or the knowledgebase. I need to know the pin designations for the DB9 connector and what pin #'s are RX+, RX-, TX+, TX-, etc.

 

I found a post identical to this one (link below) but the links given as responses are no longer active as the question was posted 13 years ago.

https://forums.ni.com/t5/Instrument-Control-GPIB-Serial/what-is-the-DB9-connector-pin-out-for-the-77...

 

Thanks in advance for all your help

 

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Accepted by topic author grantsimons

http://www.ni.com/documentation/en/serial-instrument-control-device/latest/usb-485/pinout/

 

You can also dig through the NI Serial Hardware Specification Guide for what you are looking for.


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