Arduino file for blog post fieldcrafttech.com/1118/sending-sensor-data-to-mqtt-from-arduino/ This is a simple file to publish sensor data from a Monk Makes plant ...

The project itself is very simple: getting push notifications via MQTT when a wireless doorbell sounds. But as [Robin Reiter] points out, as the “Hello, world!” program is a time-honored tradition for ...

An Arduino Portnta Machine Control arrived at my desk, and like a child, getting a new toy, it's time to play with it a bit. Will this the usual boring lab entry where it works in the end? I guess ...

I recently wrote a German tutorial (https://plantprogrammer.de/esp32-rfid-and-mqtt/) that describes on how to use an ESP to publish UIDs of RFID-tags into an MQTT ...