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index.htm
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<!doctype html>
<html>
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no">
<title>The Pi and I</title>
<link rel="stylesheet" href="css/reveal.css">
<link rel="stylesheet" href="css/theme/black.css">
<!-- Theme used for syntax highlighting of code -->
<link rel="stylesheet" href="lib/css/zenburn.css">
<link rel="stylesheet" href="bower_components/font-awesome/css/font-awesome.min.css">
<style>
.reveal section img {
vertical-align: middle;
}
.reveal section img.plain {
background-color: transparent;
}
.whoami i {
margin: 0 20px;
}
.reveal div.header-left {
position: absolute;
top: 0;
left: 0;
padding: 0;
margin: 0;
}
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position: absolute;
top: 0;
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padding: 0;
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position: absolute;
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left: 0;
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margin: 0;
font-size: 0.6em;
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.reveal div.footer-right {
position: absolute;
bottom: 0;
right: 0;
padding: 0;
margin: 0;
}
.image-array img {
height: 200px;
}
</style>
<!-- Printing and PDF exports -->
<script>
var link = document.createElement( 'link' );
link.rel = 'stylesheet';
link.type = 'text/css';
link.href = window.location.search.match( /print-pdf/gi ) ? 'css/print/pdf.css' : 'css/print/paper.css';
document.getElementsByTagName( 'head' )[0].appendChild( link );
</script>
</head>
<body>
<div class="reveal">
<div class="slides">
<div id="header" style="display: none;">
<div class="footer-left">@svvitale</div>
</div>
<section>
<h2>The Pi and I</h2>
<img class="plain" src="pi.png">
<div class="whoami">
Scott Vitale, Founder @ <img class="plain" src="spigotlabs.png" /><br/>
<i class="fa fa-twitter"></i> <i class="fa fa-github"></i> @svvitale <i class="fa fa-facebook-square"></i> <i class="fa fa-linkedin"></i>
</div>
</section>
<section>
<h2>Raspberry Pi</h2>
<div>
"... is a series of small single-board computers developed in the United Kingdom by the Raspberry Pi Foundation to promote the teaching of basic computer science in schools and in developing countries."
</div>
<div style="display: flex; justify-content: space-around; height: 150px;">
<img src="pi1.jpg" />
<img src="pi3.jpg" />
<img src="pi0.jpg" />
</div>
</section>
<section>
<img src="neo.gif" class="plain" style="height: 200px;" />
<h2>Nerds Minds Blown!</h2>
<ul class="fragment">
<li>Fully functional computer</li>
<li>Full Linux OS</li>
<li>HDMI + USB + Wifi</li>
<li>CHEAP! $35 (and now $10 for the Zero W)</li>
</ul>
</section>
<section>
<h2>Okay, but what's it do?</h2>
<div class="image-array" style="display: flex; flex-wrap: wrap; justify-content: space-between;">
<div class="fragment">
<img src="home-automation.jpg" class="plain"><br />
Home Automation
</div>
<div class="fragment">
<img src="beer-brewing.jpg" class="plain"><br />
Beer Brewing
</div>
<div class="fragment">
<img src="surveillance.gif" class="plain"><br />
Surveillance
</div>
<div class="fragment">
<img src="compute.jpg" class="plain"><br />
Compute Clusters
</div>
<div class="fragment">
<img src="united.jpg" class="plain"><br />
Smart Boards
</div>
</div>
</section>
<section>
<h3>Now a little about <img src="spigotlabs.png" class="plain"></h3>
<img src="what_would_you_say_you_do_here.jpg" class="plain">
</section>
<section>
<h3>Data Capture for the Modern Event</h3>
<img src="leadcapture.png" class="plain">
</section>
<section>
<h2>Applications</h2>
<img src="applications.png" class="plain">
</section>
<section>
<h2>At the core of it all...</h2>
<img src="spigot-reader.jpg" class="plain">
</section>
<section>
<h2>Tech Stack</h2>
<ul>
<li>Raspbian OS</li>
<li>Mostly Python Services</li>
<li>Managed by Supervisor</li>
<li>Small amount of C/Python wrapper code</li>
<li>Connectivity/Power Fault tolerant</li>
</ul>
</section>
<section>
<h2>Hardware Control</h2>
<ul>
<li>Polls NFC sensor for a valid tag</li>
<li>Gives visible/audible feedback when found</li>
<li>Adds detected tags to work queue (RabbitMQ).</li>
<li>Synchronous for payments</li>
<li>Asynchronous for everything else</li>
</ul>
</section>
<section>
<h2>API Client</h2>
<ul>
<li>Reads from the work queue</li>
<li>Posts tag data to Spigot API via Wifi</li>
<li>On error, requeues tag data.</li>
</ul>
</section>
<section>
<h2>Resources</h2>
<ul>
<li>Sparkfun - based in Niwot CO, great tutorials, local source for parts, sensors, help</li>
<li>Adafruit - more of the same, but with shipping costs</li>
<li>Oshpark - CHEAP printed circuit boards</li>
</ul>
</section>
<section>
<h1>Thanks!</h1>
<div>Shameless plug: <u><b>Fritzler Hops n' Husks on 9/16</b></u></div>
<div style="margin-top: 40px;">http://pi.spigotlabs.com</div>
</section>
</div>
</div>
<script src="lib/js/head.min.js"></script>
<script src="js/reveal.js"></script>
<script>
// More info about config & dependencies:
// - https://github.com/hakimel/reveal.js#configuration
// - https://github.com/hakimel/reveal.js#dependencies
Reveal.initialize({
history: true,
dependencies: [
{ src: 'plugin/markdown/marked.js' },
{ src: 'plugin/markdown/markdown.js' },
{ src: 'plugin/notes/notes.js', async: true },
{ src: 'plugin/highlight/highlight.js', async: true, callback: function() { hljs.initHighlightingOnLoad(); } }
]
});
</script>
<script src="bower_components/jquery/dist/jquery.js"></script>
<script type="text/javascript">
function hideFooterOnTitleScreen() {
if (Reveal.isFirstSlide()) {
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</body>
</html>