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External device help

Unread postPosted: Mon Mar 03, 2014 4:27 pm
by Tony
Hi I am trying to run xnote stopwatch with an external device, it is a reflective beam sensor, I want it to start when beam is broken and stop when broken again, I have been informed I needed a com adt to USB port, it does not work, any help would be appreciated

Re: External device help

Unread postPosted: Tue Mar 04, 2014 8:16 am
by Stopwatch
At first try with just a pair of wires.