Initialization: The Arduino initializes the pins for the flame sensor, built-in LED, and external LED, and begins serial communication. Flame Detection: The flame sensor reads the presence of a flame ...

Arduino based Fire Alarm – Circuit and Working. Fig. 2 presents the circuit diagram for the fire alarm using a flame sensor and Arduino Nano. The system is powered by a step-down transformer (X1), a ...

Arduino-powered firefighting robot detects fires with flame sensor, using servo-controlled nozzle and water pump for efficient extinguishing, safeguarding firefighters. - drawesh/Fire-Fighting-Robot ...