Fire Alarm

1#define flamePin A0
2#define buzzer1 9
3#define buzzer2 8
4#define  greenLed 2
5#define redLed 3
6int val;
7
8
9void setup() {
10  // put  your setup code here, to run once:
11  Serial.begin(9600);
12  pinMode(buzzer1,  OUTPUT);
13  pinMode(buzzer2, OUTPUT);
14  pinMode(greenLed, OUTPUT);
15  pinMode(redLed,  OUTPUT);
16}
17
18void loop() {
19  // put your main code here, to run repeatedly:
20  val=analogRead(flamePin);
21  if (val<1023){
22    buzzerCall();
23    }
24  else{digitalWrite(greenLed,HIGH);}
25}
26
27void buzzerCall(){
28    digitalWrite(greenLed,LOW);
29    digitalWrite(redLed,HIGH);
30    tone(buzzer1, 5000);
31    delay(1000);
32    noTone(buzzer1);
33    tone(buzzer2, 1000);
34    digitalWrite(redLed,LOW);
35    delay(1000);
36    noTone(buzzer2);
37 }