For Power supply purposes, I decided to use a 12V DC Power Adaptor to power this whole setup through a barrel jack connector. In the below image, you can find our actual hardware setup of our ...

A object counter using an IR sensor, a DIY Ramp and some 3d printed parts. Counter Hardware Requirements. Raspberry PI - 3b+, 4, 5 preferred due to the GPIO header being present, Pi Zero or better ...

Circuit Diagram and Explanation. The circuit diagram of object counter is quite similar to my previous project (digital stopwatch circuit) but a little complex .In this circuit we have used a ...