Re: How do I get sensor data into a pc?

Article View: sci.electronics

Article #5071

#5071

From: Gordon Hlavenka
Date: Thu, 12 Jul 1990 21:55

15 lines
1163 bytes

>I would like to be able to us a PC to detect and and store some sensor
>data for further analysis.  Actually  what I currently want to do is to
>be able to detect and distinguish between the opening and closing of 
>several magnetically activated reed switches so that I can measure and
>store elapsed time between switch activation to somewhere between .001
>and .01 second accuracy.  [...]

I think you'll want to look into optical and/or Hall-effect sensors; contact
bounce is not going to allow you to obtain this level of precision with reed
switches.

----------------------------------------------------------
Gordon S. Hlavenka                 cgordon@vpnet.chi.il.us
Disclaimer: He's lying

Technical Details

Message-ID: <269ce754-2ba.2sci.electronics-1@vpnet.chi.il.us>

Path:

arc1-ca.pugleaf.net!utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!swrinde!ucsd!rutgers!att!mcdchg!tellab5!laidbak!obdient!vpnet!cgordon

References: <8546@uhccux.uhcc.Hawaii.Edu> <SEKOPPENHOEF.90Jul9211050@rose.water

Show Full Headers

Complete Article Headers

Path: arc1-ca.pugleaf.net!utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!swrinde!ucsd!rutgers!att!mcdchg!tellab5!laidbak!obdient!vpnet!cgordon
From: cgordon@vpnet.chi.il.us (Gordon Hlavenka)
Newsgroups: sci.electronics
Subject: Re: How do I get sensor data into a pc?
Message-ID: <269ce754-2ba.2sci.electronics-1@vpnet.chi.il.us>
Date: 12 Jul 90 21:55:09 GMT
References: <8546@uhccux.uhcc.Hawaii.Edu> <SEKOPPENHOEF.90Jul9211050@rose.water
Lines: 14

Reply to Parent Message