const int temperaturePin = A0; // Analog pin connected to the temperature sensor
const int buzzerPin = 8; // Pin connected to the buzzer
const int ledPin = 9; // Pin connected to the LED
void setup() {
pinMode(temperaturePin, INPUT);
pinMode(buzzerPin, OUTPUT);
pinMode(ledPin, OUTPUT);
}
void loop() {
// Read temperature sensor value
int temperatureValue = analogRead(temperaturePin);
// Adjust this threshold based on sensor behavior
if (temperatureValue < 300) { // Example threshold value
// Fire detected, activate alarm
digitalWrite(buzzerPin, HIGH);
digitalWrite(ledPin, HIGH);
} else {
// No fire detected, turn off alarm
digitalWrite(buzzerPin, LOW);
digitalWrite(ledPin, LOW);
}
delay(1000); // Adjust delay as needed
}