Spread the love“`html Connecting sensors to Arduino opens up a vast array of possibilities for hobbyists and professionals alike, transforming ideas into functional prototypes and projects. Whether ...
Imagine a "smart nose" installed in a room. Using electronic sensors (gas and particle detectors), this system constantly smells the air for dust, humidity, temperature, and toxic gases (like carbon ...
ESP32 firmware (PlatformIO/Arduino) — controls two relays, publishes DHT11 sensor data and LDR light status via MQTT. Built for Node-RED dashboard integration.
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