Temperature Sensors
As hobbyists, we are often faced with the decision of COTS (Commercial Off The Shelf) vs. CUSTOM, or sometimes known as the Buy vs Build dilemma. »
Battery-operated temperature monitor logging data directly to Google Sheets - using ESP8266-12, DS18B20, and DeepSleep
In recent months I’ve been using Cayenne for many of my IoT projects, allowing me to view sensors and controllers remotely. It’s a great »
Linux Web Cam with Pan & Tilt - another great project for your spare Raspberry Pi
What to do with a spare RasPi? This is the third project in the "Great Projects for a Spare Raspberry Pi" series. The first project, Flightradar24, »
Raspberry Pi Zero & Powered USB Hub - the Ultimate Traveler's Gadget
About to embark on a trek in South-East Asia, I really didn't want to take a laptop or tablet. The first is too heavy for the »
Raspberry Pi - RealVNC Connect - the not-so-obvious feature that will blow your mind
A couple of weeks ago, the Raspberry Pi Foundation announced a partnership with RealVNC in which the latter would offer a free VNC Connect account for »
Kitchen Roll & Silicon Chips - Easy-to-build 8-Digit LED Clock
My addiction to clocks started a few years back when I got it into my head that I wanted to build a mechanical timepiece. I spent »
Programming an 8 digit 7-segment display, the easy way, using a Max7219
In today’s blog, I am going to show you the easy way to interface 7-segment displays – Using the MAX7219. Each 7219 chip can be used »
Great projects for your spare Raspberry Pi - Part 2 - Searching for Aliens
This is the second project in my series Great Projects for your Spare Raspberry Pi - Serving a Community. The first project in the series, Contributing »
Great projects for your spare Raspberry Pi Part 1 - Flightradar24 - Live Worldwide Aircraft Tracking
What to do with a spare RasPi? At the last count, I had eight Raspberry Pis at home. I bought my first one a few weeks »
Light Your Menorah (Hanukiyya) or Christmas Tree Remotely from your Phone
A word of warning Before I begin, a word to this blog's regular readers. This post will likely be read by people with little background in »