Water level sensor firmware and circuit design for Wemos D1 Mini - AlexeyMz/arduino-water-level-esp8266. Water level sensor firmware and circuit design for Wemos D1 Mini - AlexeyMz/arduino-water-level ...

This Arduino-ESP8266 system tracks pH, TDS, flow rate, water level, and temperature using multiple sensors. Data is sent to ThingSpeak for real-time monitoring 📊. Helps in water purification, ...

We connected $\\mathbf{p H}$ sensor and solar cell into Arduino Board to control data transmission via red laser communication or popular known as visible light communication (VLC). The sensor was ...