Building a Low-Cost IoT Edge Node with ESP32: Lessons from Real Deployments
I’ve been working on a lightweight IoT edge node using the ESP32 for collecting environmental and motion data in an industrial setting. The goal is to keep it low-power, scalable, and MQTT-compatible for integration with existing cloud platforms. I recently followed this practical guide on that walks through how to set up an ESP32 for MQTT data publishing, which helped me solve some initial...