<div dir="ltr"><a href="https://plot.ly/plot">https://plot.ly/plot</a> is an open-source web-based plotting engine built (IIRC) using node.js and (some) python - check out their github for more dets. It's lovely, and they're good people.<br>
<div><br></div><div><a href="http://www.nonolithlabs.com/pixelpulse/">http://www.nonolithlabs.com/pixelpulse/</a> is a project I've worked on with Kevin Mehall on and off over the last few years - probably faster than you need, but we have decent abstractions for canvas plotting, updating data, etc.<br>
</div></div><div class="gmail_extra"><br><br><div class="gmail_quote">On Thu, May 29, 2014 at 9:23 PM, George Hunt <span dir="ltr"><<a href="mailto:georgejhunt@gmail.com" target="_blank">georgejhunt@gmail.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">Hi everyone,<div><br></div><div>I've got this interesting situation:</div><div><br></div><div><ul><li>
I have been working on an arduino clone following Scott Ananian's example with the xoduino to count coulombs into and out of a lead acid battery. (parts cost ~$18)<br>
</li><li>I'm maxed out trying to get the low voltage disconnect, and desulfating circuit designed/tested.<br></li><li>Adam Holt engaged a young programmer intern, and wants to task him with developing a graphical online reporting system for the data that can be fed from the arduino to an internet connected XO or school server.<br>
</li><li>I'm trying to survey the online reporting and graphical output open source ecosystem. The results of my current search are at <a href="http://schoolserver.wordpress.com/power/a-battery-tender-for-the-school-server/battery-monitor-summary-and-reporting/" target="_blank">http://schoolserver.wordpress.com/power/a-battery-tender-for-the-school-server/battery-monitor-summary-and-reporting/</a><br>
</li></ul><div>I don't have a very wide experience in area wherein I will be trying to mentor this intern. I'm looking for ideas, and perspective on simple, and effective approaches (doable in 3 months).</div></div>
<div><br></div><div>I solicit your input.</div><div><br></div></div>
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