I have a few favourite sites that provide the ability to watch things moving or happening around the world, in real time. Here they are as a simple list, that I’m sure will grow (GPS satellites and the International Space Station – ISS – come to mind): Lightning Watch lightning strike as it happens. You […]
Archive | Hardware Hacking
Arduino – cycling through colours of the rainbow
To demonstrate the colours of the rainbow, I wanted to knock up a quick Arduino project that allowed any colour of the rainbow to be selected. The user input was simply a potentiometer, and the output was to be three LEDs – a red, green and blue. Working out how to map the potentiometer value […]