Simple communication system with lora E32 and Arduino, ideal for simple telemetry.
Sound sensing, navigation, and obstacle detector.
My third Rubik's Cube Solver Robot - As simple as possible (Budget: 30US$)
In this tutorial we are going to learn how to control a Stepper motor using IR remote and Arduino.
Usefull project when you wake up at night for washroom the PIR Sensor Senses your Motion and turns the tube light on.