Using an ESP-32 board with an embedded E‑Paper display, I created a gadget that shows status information from my web server. E‑Paper, also known as E‑Ink, only needs power when being updated, and uses no power between updates. This means that the gadget can be powered for weeks from a rechargeable battery. The purpose of … Read More
For a long time I have wanted to build a remote controlled robot car capable of being controlled via the Internet, at long ranges using 4G/LTE cellular connectivity. So I did. I used a Raspberry Pi 3B+, an Adafruit DC and Stepper Motor Hat, and a Logitech C930e USB UVC webcam. The robot is capable … Read More
I’ve noticed many people having problems watching the cameras, as the official web site still uses the now defunct Flash, so I wrote this short guide on a way to play the live stream from the cameras: For PC and Mac Download and install VLC Player Download this file (right click and Save As): https://www.jonhassall.com/downloads/ntufalconcams.m3u … Read More
Using NodeJS and Express, I created a web interface to remotely control the pen drawing robot ‘Line-Us.’ Available from Cool Components. You can watch a video of it functioning here: And my project’s source code is available on GitHub: https://github.com/jonhassall/line-us-web The robot is available to purchase here: https://www.line-us.com/
Using my DJI Spark drone and taking around 40 photographs using its built-in camera, I was able to make a 3D reconstruction of where I live: Above House Model Simplified by jonny5alive on Sketchfab Direct link if you are unable to view it on this page.
Videos from when I had a drone back in 2017: See also the 3D model I created from my drone photographs using photogrammetry and a lot of patience: Aerial 3D Model Created with Drone Through Photogrammetry
Manual Traffic Surveys Many people in the UK may be familiar with seeing groups of people, or sometimes a parked vechicle, clearly displaying a sign saying ‘Traffic Survey.’ These people are employed to keep a tally of the number of vehicles using a road, and the types of vehicles. This information is important for planning … Read More