Description “This project detects metal objects using a proximity sensor with ESP8266 and DS3231 RTC, then reports the status with timestamps over MQTT.” D2 (GPIO4) Proximity Sensor Input sensor pin ...

📢 Project Inspiration & Update: This project was inspired by Project MINA, also known as Smart Aquarium V4.0. The V4.0 project is currently on hold due to hardware unavailability, but will be ...

Ironically, with the wide availability of modular electronic components today, the hardest part of constructing your latest gadget might just end up being able to find a decent looking enclosure for ...