Smoke Sensor with Arduino Uno: MQ-2 wiring, setup and code 5 (1)

In this tutorial, I’ll show you how to interface an MQ-2 Smoke sensor with Arduino Uno. Results of the smoke sensor are displayed over the serial monitor. When you need to monitor a fire initialization, Smoke Sensor is the best way to detect the percentage of carbon monoxide (CO) in parts per million (PPM). The […]

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