Real Time Data Plotting with GnuPlot

Posted by shantzg001 on Feb 3, 2010 5:18 PM EDT
Shantanu’s Technophilic Musings; By Shantanu Goel
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I wrote this script a few days ago to plot real-time / streaming data with gnuplot. The motivation was that I needed to test a piece of code for a touchscreen driver that I had written at work. The issue was that the UI wasn’t quite ready yet, so I wanted to test just the driver to be working fine. Now, the very first thought for the software to use that came to me was “gnuplot” but I found that it can’t really do this in an easy way. A colleague suggested me to use “replot” command with gnuplot. I whipped out my perl hat and a few hours later, voila!!

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