IoT / HardwareCode
downloadMay 20, 2026

ESP32 Sensor Firmware v1.0.0

First stable release of the environmental sensor firmware. Reads temperature, humidity, and CO₂. Reports via MQTT. Supports OTA updates.

esp32-sensor-v1.0.0.bin
118 KBESP32PlatformIO
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IoT / HardwareCode
articleMay 10, 2026

Building a Self-Healing Sensor Network with ESP32 and MQTT

Most DIY sensor setups fail silently — a node drops off the network and you don't notice until your grow tent cooks your seedlings at 3am. The architecture After three iterations, here's what I settled on: - Watchdog timers on each node force a reboot if the main loop …

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Reanna Francis
8 min read · 0 views
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