Posted in Learning Electronics, Make education on Oct 29th, 2021
This post documents some of the tips and tricks I learned while integrating ESP8266 into my own circuit designs. Some of them help reduce the components needed thus minimizing the cost, while others have to do with selecting and using GPIO pins. For breadboard prototyping, you can certainly use one of the popular ESP8266 development […]
Posted in Arduino, Learning Electronics, OpenSprinkler on Oct 10th, 2021
It’s hard to believe that two years have gone by since my last post. Lots of things happened during these two years: on the good side, we have our first baby born during a year of pandemic, and he is bringing joy to the family every day. On the bad side, there is a pandemic, […]
Posted in Arduino, IoT, Learning Electronics, Make education on Dec 10th, 2018
Can’t believe I have been silent on this blog for more than a year now. I would really like to get back to blogging more regularly, and hopefully this post serves as a good starting point. As the first order of business, I would like to showcase a number of student projects from a new […]
Posted in Learning Electronics, OpenSprinkler, Sprinkler Projects on Aug 1st, 2017
Update: the technique described in this article is possibly no longer necessary for the current version of OSBee, as it now supports setting a different opening vs. closing voltage. Recently when helping a customer, I came across an interesting case of how to control Gardena 1251 latching solenoid valve using OpenSprinkler Bee. This valve is […]
Posted in Learning Electronics on Sep 5th, 2016
As a kid I was fascinated by the Crystal Radio — the simplest radio that requires no battery or power source. Learning about crystal radio is what got me into electronics in the first place. There are plenty of tutorials you can find online about how to build your own. In this blog post I […]
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