MQ-2 Combustible Gas Sensor with Arduino UNO – Connection Diagram Now that we have complete understanding of how the MQ-2 gas sensor works we can connect all the required wires to Arduino uno. This ...

Gas-Leak-Detection-Alarm-System-using-MQ2-Gas-Sensor-Arduino Use the diagram to connect the components accordingly Copy the code and upload it to the arduino Overview In this project, we will build ...

# Arduino-with-MQ2-and-LCD16x2-i2c MQ2 Gas Sensor with Arduino and LCD 16x2 using i2c Interface This project helps you to print various proportion of gasses present in the atmosphere.