Belajar Dasar Sensor MQ-2 pada Arduino



Coding dapat dilihat disini:
//********************************************************************************
//========Detektor Kebocoran Gas LPG Sebagai Antisipasi Sistem Keamanan==*********
//********************************************************************************
//********************************Alkhairunas Riyuska*****************************
//--------------------------------------------------------------------------------
//--------------------------------------------------------------------------------
int Buzzer = 2;        
int SensorMQ2 = A2;                               
int BatasSensor = 200;                            

void setup() {
  pinMode(Buzzer, OUTPUT);                        
  pinMode(SensorMQ2, INPUT);                      
  Serial.begin(9600);                             
}

void loop() {
  int analogSensor = analogRead(SensorMQ2);       
  Serial.print("Pin A2: ");                       
  Serial.println(analogSensor);                   
  if (analogSensor > BatasSensor)                 
  {
        for(int i=1; i<=10; i++){                 
        digitalWrite(Buzzer, HIGH);               
        delay(500);                               
        digitalWrite(Buzzer, LOW);                
        delay(500);                               
        }    
  }else                                           
  {
    noTone(Buzzer);                               
  }
  delay(100);                                     
}