-> Quickly assembled thermometer from basic parts I had at home without use. I ended up using these parts as a thermometer in the attic when I needed to measure the temperature to see if I could work ...

An end-to-end example that reads temperature from a DS18B20 sensor on an ESP32 and publishes it securely to a Mosquitto MQTT broker using mutual TLS (mTLS). IMPORTANT: Put the CN (Common Name) as your ...

We’ve been keeping up with the ongoing software developed for the ESP32 WiFi chip, and that means a lot of flashing, hooking up random wires, and rebooting. Along the way, we stumbled on an Easter egg ...