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 ...

LCD displays "FIRE HIGH" or "SMOKE HIGH". GSM module sends an SMS alert to emergency contacts. System resets when no fire/smoke is detected. Code File 📂 Filename: fire_alarm_system.ino 📌 Language: ...

LCD displays "FIRE HIGH" or "SMOKE HIGH". GSM module sends an SMS alert to emergency contacts. System resets when no fire/smoke is detected. Code File 📂 Filename: fire_alarm_system.ino 📌 Language: ...

Arduino IoT Fire Detection - Circuit Diagram. As shown in the circuit diagram, the Flame sensor is connected to the Digital Input pin of Arduino Nano. You can also check out other simple fire alarm ...

Block Diagram. The block diagram shown below illustrates the working of a fire-fighting robot using an Arduino UNO as the central controller. The fire sensor detects flames and sends signals to the ...

It is built around Arduino Uno board (board1), seven LEDs (LED1 through LED7), three tactile switches (S1 through S3) and a few discrete components. Fig. 2: Circuit diagram of the window alarm ...