#define MQ2_ANALOGIC A1
#define MQ2_DIGITAL 2

void setup() {
  // put your setup code here, to run once:
  //Pin initial configuration
  Serial.begin(9600);
  pinMode(MQ2_ANALOGIC, INPUT);
  pinMode(MQ2_DIGITAL, INPUT);

}

void loop() {
  // put your main code here, to run repeatedly:
  //Gas Sensor interaction with Arduino Uno simulation
  Serial.print("\n");
  Serial.print("Analog: ");
  Serial.print(analogRead(MQ2_ANALOGIC));
  Serial.print("\n");
  Serial.print("Digital: ");
  Serial.print(digitalRead(MQ2_DIGITAL));
  delay(1000);

}