Tired of condensation wrecking your shed tools or greenhouse gear? I built a no-frills ESP32 + DHT22 node that wakes every 15 minutes, grabs temp/humidity data, beams it over Wi-Fi, and sleeps—running ...
You can use the DHT22 (or AM2302) humidity/temperature sensor and the Arduino UNO board to read data and print it out to the serial monitor or to display it on an LCD ...
This project uses a Raspberry Pi and a DHT22 sensor to log temperature and humidity data to a local database and display it on a beautiful web dashboard. If you are using a bare DHT22 module (white ...
When you have access to your own CNC machine, you tend to make stuff first and ask questions later. That sounds like how [Rui Cabral] came up with a weather station stuffed into a miniature arcade ...
This is an improvement on a previous implementation, and many others that use fixed thresholds for decoding. In certain circumstances the new implementation ...