Create Fire_Sensor.ino

Fire_Sensor/Fire_Sensor.ino

@@ -0,0 +1,29 @@
+int flamePin = 2;   
+int relayPin = 3;    
+int buzzerPin = 4;   
+
+void setup() {
+  pinMode(flamePin, INPUT);
+  pinMode(relayPin, OUTPUT);
+  pinMode(buzzerPin, OUTPUT);
+  Serial.begin(9600);
+}
+
+void loop() {
+
+  int flameDetected = digitalRead(flamePin);
+
+  if (flameDetected == HIGH) {
+    // Flame detection 
+    Serial.println("Fire detected!");
+    digitalWrite(relayPin, HIGH);  // Turn on the relay (water out through pump)
+    digitalWrite(buzzerPin, HIGH); // Activate the buzzer
+  } 
+  else {
+    // No flame detection
+    digitalWrite(relayPin, LOW);   // Turn off the relay
+    digitalWrite(buzzerPin, LOW);  // Turn off the buzzer
+  }
+
+  delay(1000); 
+}