To get started with the Adafruit MQTT Arduino Library, you can visit its home on GitHub. The repository includes comprehensive documentation and examples to help you integrate MQTT into your projects.

This video demonstrates how to set up a remote temperature monitoring system using an Arduino Uno R4 WiFi, an LM35 temperature sensor, and the MQTT protocol. The system captures ambient temperature ...

So you’ve built a central server and filled your house with WiFi-connected nodes all speaking to each other using the MQTT protocol. In short, you’ve got the machine-to-machine side of … ...