What is a Smoke Sensor MQ-2? A Complete Guide to Digital & Analog Connectivity, Pin Configuration, and Interfacing with Arduino Uno
A Comprehensive Guide to the Smoke Sensor MQ-2: Detection, Interfacing, and Applications  Introduction The MQ-2 smoke sensor is a versatile and reliable module designed to detect a variety of gases, including methane, LPG, carbon monoxide, alcohol, propane, and hydrogen. Widely utilized in safety, security, and environmental monitoring projects, the MQ-2 is ideal for building […]