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Subject: Re: port powered isolated rs-232

Date: 03/04/03 at 5:49 PM
Posted by: Russ Kincaid
E-mail: russlk@netzero.com
Message Posted:

In Reply to: port powered isolated rs-232 posted by tom diamond on 03/04/03 at 11:15 AM:

The DB25 parallel port on your computer has 5 volts that you can use. You may be interested in this approach to isolated RS-232: http://www.maxim-ic.com/appnotes.cfm/appnote_number/1846/ln/en

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