For the last few months, I had been using Sparkfun’s Phant server as a data logger for a small science project. Unfortunately, they’ve had some serious technical issues and have discontinued the ...

In this installment of Minimal MQTT, I’m going to cover two loose ends: one on the sensor node side, and one on the MQTT server side. Specifically, I’ll tackle the NodeMCU’s sleep mode to reduce power ...

Billions of connected devices need to communicate and move data effectively across networks and cloud platforms. Here’s why MQTT is the standard protocol. The internet of things (IoT) continues to ...

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