4G bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20, 25, 26, 28, 29, 30, 32, 34, 38, 39, 40, 41, 42, 46, 48, 66, 71 - A2172 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18 ...
This project simulates an Internet of Things (IoT) air quality monitor using an ESP32 microcontroller, an MQ2 gas sensor, and an LCD display within the Wokwi simulator. It reads the relative gas ...
Abstract: Uncontrolled release of various harmful gases from automobiles and chemical industries demands accurate methods for gas classification and detection. In this context, this article proposes ...
This project monitors gas levels using ESP32 and MQ2 sensor and publishes data to MQTT broker. OLED displays the live gas percentage and status (OK, WARNING, ALERT).
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