Step 1: Take a cardboard sheet and mark for different coin sizes as shown in the below figure. Then carefully cut the marked portions. Cutting of these portions must be done accurately; otherwise, the ...

I have used stepper motor and IR sensor in this project. I also used a custom-made PCB in this project. This project is great learning for 3D printing, Mechanics, electronics and programming Label ...

Ever feel the need to have your very own alcohol vending machine at home? Well if you do, [Ben] and [Dan] have just the Arduino based machine for you! It was actually part of a school assignment for ...