https://sudoroom.org/mediawiki/index.php?action=history&feed=atom&title=File%3AHolBeerEmbedded.jpg 2026-04-22T10:12:45Z Revision history for this page on the wiki MediaWiki 1.37.2 https://sudoroom.org/mediawiki/index.php?title=File:HolBeerEmbedded.jpg&diff=4831&oldid=prev 2013-06-19T18:05:12Z

<p></p> <table style="background-color: #fff; color: #202122;" data-mw="interface"> <col class="diff-marker" /> <col class="diff-content" /> <col class="diff-marker" /> <col class="diff-content" /> <tr class="diff-title" lang="en"> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">← Older revision</td> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Revision as of 11:05, 19 June 2013</td> </tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l1">Line 1:</td> <td colspan="2" class="diff-lineno">Line 1:</td></tr> <tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>Hol <del style="font-weight: bold; text-decoration: none;">showing off </del>his electronically controlled <del style="font-weight: bold; text-decoration: none;">Beer Making Keg </del>at the Microcircuits Hack Night.</div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>Hol <ins style="font-weight: bold; text-decoration: none;">troubleshooting </ins>his electronically controlled <ins style="font-weight: bold; text-decoration: none;">mash keggle </ins>at the Microcircuits Hack Night<ins style="font-weight: bold; text-decoration: none;">.  DS18B20 sensors and a sainsmart 4x relay board extend the reach of the vanilla-flavored Arduino Duemilanove.  Temperature is controlled to within 0.5F and plotted in processing.  This is a bang'bang type controller, switching an AC pump and a 1000W resistive heating element on at (Tset - 0.5F) and off at (Tset + 0.5F).  Upon looking at the temperature curve from room temperature up to 100 degrees, it appears 1000W is not enough power input to command the system.  A second 1000W element will be added prior to the first brew</ins>.</div></td></tr> </table>

149.136.25.253 https://sudoroom.org/mediawiki/index.php?title=File:HolBeerEmbedded.jpg&diff=3643&oldid=prev 2013-04-10T19:39:53Z

<p>Hol showing off his electronically controlled Beer Making Keg at the Microcircuits Hack Night.</p> <p><b>New page</b></p><div>Hol showing off his electronically controlled Beer Making Keg at the Microcircuits Hack Night.</div>

Romyilano