The code of my 2017 sumo robot, using an arduino nano, two HC-SR04 ultrasonic sensors, two TCS3200 color sensors and a L298N motor controller.

While developing a vacuum system used for homemade PVD sputtering aparatus I felt the need of a simple and cheap vacuum gauge that can measure pressures as low as 1 Pa. I was not able to find online a ...

Read how a simple ultrasonic sensor, a vibrating motor, and one or two microcontrollers turned into a practical upgrade for a walking frame. This ultrasonic obstacle detection module is capable of ...