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 »
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 »
Install the Arduino IDE (with ESP8266 support) on a Raspberry Pi
A couple of weeks ago I set up a new bench in my workshop. It was a great new space, but each time I wanted to »
Quick and Easy Hack of the ESP8266-01 USB Adapter
We all know how fidgety it is to flash the ESP: 3.3 volts only, smoothing capacitors, GND-GPIO 0, VCC to CH_PD. Wouldn't it be »
How to Protect a Rasperry Pi from a Powered USB Hub
As most readers of this blog probably know, there's a limit to how much current you can pass through a Raspberry Pi. When used with a »
Pinning down an unlabelled 8 x 8 LED Matrix
A couple of months ago, during a visit to foreign shores, I picked up an 8x8 LED matrix. What caught my eye was that it was »
Your cable may be cutting your power supply's output by more than half. Here's why.
One of the first posts to appear on this blog was Amir's very informative description of the workings of the cell phone power supply (charger). In »
Quick & Effective Low Cost Home Protection with Raspberry Pi and ESP8266
It's vacation time, and like everyone else, I wanted to protect my home while I was away. I don’t have a dedicated alarm. (Prospective burglars »