<?xml version="1.0" encoding="UTF-8"?><rss xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:content="http://purl.org/rss/1.0/modules/content/" xmlns:atom="http://www.w3.org/2005/Atom" version="2.0"><channel><title><![CDATA[RSS Feed]]></title><description><![CDATA[RSS Feed]]></description><link>https://alpha.ecency.com</link><image><url>https://alpha.ecency.com/logo512.png</url><title>RSS Feed</title><link>https://alpha.ecency.com</link></image><generator>RSS for Node</generator><lastBuildDate>Tue, 02 Jun 2026 13:20:58 GMT</lastBuildDate><atom:link href="https://alpha.ecency.com/@lechacal/rss" rel="self" type="application/rss+xml"/><item><title><![CDATA[Arduino: Replace digitalWrite for 25x faster execution]]></title><description><![CDATA[The digitalWrite() function in arduino can be replaced with a faster command called _BV(). Execution of _BV() is found to be 25 times faster than digitalWrite(). For example if the code contains the following]]></description><link>https://alpha.ecency.com/arduino/@lechacal/arduino-replace-digitalwrite-for-25x-faster-execution</link><guid isPermaLink="true">https://alpha.ecency.com/arduino/@lechacal/arduino-replace-digitalwrite-for-25x-faster-execution</guid><category><![CDATA[arduino]]></category><dc:creator><![CDATA[lechacal]]></dc:creator><pubDate>Sat, 28 Jul 2018 09:01:57 GMT</pubDate><enclosure url="https://i.ecency.com/p/EEEoA8oLaAxsTkPYAARp78o5cJA1o6Chv9x98TzCFT6v5GQ4qyM7NeCMHm1rU9kdqfkCwEbADTofT3ncL9CMeXNovbHf1zW87CE2NUxiGTZYREM5UfK4op9r1campKZ6BaEMK3Kg9QGGdNKAe4BtA?format=match&amp;mode=fit" length="0" type="false"/></item><item><title><![CDATA[Operating a stepper motor with manual control]]></title><description><![CDATA[For the human interface with Stepper Motors we have designed two solutions. The StepperControlV3 and the StepperUNO. Both of them have buttons and potentiometer for physical control of the motor. They]]></description><link>https://alpha.ecency.com/steppermotor/@lechacal/operating-a-stepper-motor-with-manual-control</link><guid isPermaLink="true">https://alpha.ecency.com/steppermotor/@lechacal/operating-a-stepper-motor-with-manual-control</guid><category><![CDATA[steppermotor]]></category><dc:creator><![CDATA[lechacal]]></dc:creator><pubDate>Fri, 27 Jul 2018 19:21:33 GMT</pubDate><enclosure url="https://i.ecency.com/300x200/https://cdn.steemitimages.com/DQmRjkTrfuoVEgCCHKgZ2i9nVcrhtVucJh8J476c9cbcin3/IMG_1135_small.png" length="0" type="image/png"/></item><item><title><![CDATA[Mesh Networking with OpenWRT]]></title><description><![CDATA[Do you have a bunch of wifi routers? You could built a mesh network with them. Which means they communicate each other to make sure that a message (or packet) from one end get to its destination on the]]></description><link>https://alpha.ecency.com/openwrt/@lechacal/mesh-networking-with-openwrt</link><guid isPermaLink="true">https://alpha.ecency.com/openwrt/@lechacal/mesh-networking-with-openwrt</guid><category><![CDATA[openwrt]]></category><dc:creator><![CDATA[lechacal]]></dc:creator><pubDate>Fri, 27 Jul 2018 16:36:30 GMT</pubDate></item><item><title><![CDATA[Building a SMART METER using open source devices.]]></title><description><![CDATA[If you are looking to monitor your home energy usage using open source component lechacal.com has built it. ( Many solutions are offered to record electrical usage but most of them are closed source and]]></description><link>https://alpha.ecency.com/energymonitoring/@lechacal/building-a-smart-meter-using-open-source-devices</link><guid isPermaLink="true">https://alpha.ecency.com/energymonitoring/@lechacal/building-a-smart-meter-using-open-source-devices</guid><category><![CDATA[energymonitoring]]></category><dc:creator><![CDATA[lechacal]]></dc:creator><pubDate>Fri, 27 Jul 2018 14:22:45 GMT</pubDate><enclosure url="https://i.ecency.com/p/99pyU5Ga1kwqSXWA2evTexn6YzPHotJF8R85JZsErvtTWXgr11B1hzGnkc5Sud2rGBhgDoWQmpd6GoCVoC38EvL7HisvaEawxtukgGkBsyz8drRmZYLzF3tdX3EFSeVdEN?format=match&amp;mode=fit" length="0" type="false"/></item></channel></rss>