The ESP8266 is a very cheap (£3 delivered in single quantities) WIFI chip that makes it easy to add internet connectivity to a microcontroller. I got excited when I found you can also flash your own firmware and do everything on Read More …
The ITW 57M-SS solid state hall effect button with pinout, schematic and diagram. Read More …
I’m pleased to be working on another visualisation project for DEE, and it’s exciting to finally be in collaboration with @Bristol. I say finally because I used to visit as a boy. A new solar tree is being built in Read More …
Reading a GEO minim energy meter with a webcam and Python Read More …
learn about energy usage with wearable electronics Read More …
I needed camera control with Scratch on the Raspberry Pi for a primary school aerial photography project. I added a new python extension for Simon’s ScratchGPIO that allows either the Raspberry Pi camera or a regular USB webcam to be Read More …
I’ve always wanted to do something arty with my CNC router but never quite known what. After the simple drawing robot (originally inspired by the Art-o-matic v1) I thought I’d get back to basics and build a harmonograph – a set of pendulums Read More …