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 ...
Starting an Internet of Things project can be a complicated process. There are many steps and checkpoints to complete to make sure your IoT application is viable, from compatibility to security, ...