3
// C++ code
//
void setup()
{
Serial.begin(9600);
}
void loop()
{
float sensorvalue;
sensorvalue=analogRead(A1);
if(sensorvalue>=1000)
{
digitalWrite(11,HIGH);
Serial.print(sensorvalue);
Serial.println("gas detected");
}
else{
digitalWrite(11,LOW);
Serial.println("sensorvalue");
Serial.println(sensorvalue);
}
delay(1000); //Wait for 1000 milisecond(s)
}

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