ESP32 Door Detection System

Posted on | November 29, 2025 | Comments Off on ESP32 Door Detection System

I’m working on a college project that detects when a boarding-house door opens or closes with an HC-SR04 ultrasonic sensor driven by an Arduino-compatible ESP32. I need a complete, ready-to-run package:… (Budget: $30 – $250 USD, Jobs: Arduino, C Programming, Cloud Computing, Electronics, Embedded Systems, Microcontroller, MQTT, Web Development)