A totally new design for the SandBot which creates Sand Art by moving a ball-bearing on a bed of sand using magnetism and a SCARA robot.
SandBot Software Revamp
Built the robot, now for the software. How to draw smooth patterns in sand by describing the pattern as a mathematical expression. And with a nice new web-based UI to make it all easy.
Program a Connected Device Using Raft, Part 3
The next installment of creating a connected app using Raft. This time we start to add functionality to control an LED ring.
3D Printing a ZX Spectrum-Style Computer Case
A 3D printed ZX Spectrum – style case for my Z-Raider Z80 computer. Print your own Spectrum look-alike
Introducing the Stepper Hat Trio
A new board for driving up to three stepper motors, WiFi connected with a web-server UI for CNC or dedicated applications. Based on the Raspberry Pi HAT format and also allowing control from a Pi,
Marty Learns to Swing – Part 2
In this, the second part of the series, I develop an OpenAI Gym to model Marty the Robot on a swing and get it to the point where we can start testing strategies for keeping Marty swinging once he gets started.
Marty Learns To Swing – Part 1
Marty is an amazing walking robot designed by Sandy Enoch and the Robotical team. Here we’re starting the process of teaching Marty how to use a playground swing.
What can you do with an RC2014 (+ BusRaider)? Part 1
Someone on the RC2014 forums asked “What can you do with an RC2014”. I decided to answer, perhaps somewhat tangentially, with a post about developing RC2014 hardware.
Show me the Money
Ringing a bell in the office to celebrate closing a significant deal is a great motivator for everyone in a company. This project brings the notion up-to-date with a connected-bell using the IoT platform Particle and automated connection to a CRM or Twitter account.
Flight Trim
A present for my daughter which turned into quite an enjoyable little project with a good outcome.
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