by Jamie C | Jan 26, 2021 | CNC Router, Projects & Tutorials, Techs personal projects
This part was a replacement and particularly tricky as it had some tight tolerances. It was made with CAD design, Laser cutting and CNC milling. It could have been 3D printed but the requirements were for it to be thick, hard, flat and smooth on the bottom surface so...
by Jamie C | Jan 18, 2021 | Electronics Modules, Projects & Tutorials, Tutorials
This is a repository for good Arduino boards and libraries with links. Arduino IDE Download here They also produce some good introduction tutorials and content. Don’t forget that there are a lot of example sketches that come with the Arduino IDE and most...
by Jamie C | Nov 17, 2020 | Laser Cutting, Projects & Tutorials, Tutorials
How to engrave onto metal surfaces with a standard CO2 laser and easy to access materials. Materials needed: Metal surface to engrave on extra fine Plaster of Paris water and a mixing vessel Spray applicator or paintbrush Method mix a fine slurry of plaster thoroughly...
by Jamie C | Sep 15, 2020 | Electronics Modules, Projects & Tutorials, Tutorials
This will show you the way to program an STM32F1xx series microcontroller with the Arduino IDE (integrated development environment). Hardware needed: ST-link V2 – USB SWD (serial wire debug) programmer STM32F1xx series microcontroller based board (i.e....
by Jamie C | Aug 24, 2020 | Electronics, Electronics Modules, Projects & Tutorials, Tutorials
This is a basic access control project to read and use the unique IDs of RFID cards including the University of Auckland ID cards. It uses an RFIDRC522 module that can read 13.56MHz cards and the code is based on the RC522 Arduino library found HERE. It can also write...
by Jamie C | May 13, 2020 | Projects & Tutorials, Tutorials
After a lot of researching here is a free way to create a 2D cut profile from a 3d surface. This method uses an Autodesk program called Meshmixer. It’s a free 3D mesh-based creation and manipulation tool designed for 3D printing. IT can open, alter and export...
