I2C communication between two Arduino Uno

smart dustbin project using arduiono UNO

Prototype sederhana palang pintu otomatis

This is a RE-UP of original repo which is not accessible now

A wireless sensor network for monitoring library noise and occupancy in real time. Built with Arduino, ESP32, OpenMote, and Zolertia, it uses Node-RED and HiveMQ for data flow, stores data in MySQL, and visualizes it through Grafana dashboards.

🎶 Simple equalizer with your own hands. The principle of operation of the equalizer is based on the Fourier transform.