sharp_gp12d_ir_sensor

const int IR_SENSOR = 0;    // Sensor is connected to the analog A0

void setup() { 
   Serial.begin(9600);    // Start serial port communication 
} 
 
void loop() { 
   // Read the IR sensor 
   int intSensorInput = analogRead(IR_SENSOR);
   // Calculated value
   float fltSensorCalculation = (6787.0 / (intSensorInput - 3.0)) - 4.0; 

   //Calculate distance in cm and print to screen
   Serial.print(fltSensorCalculation);
   Serial.println(" cm");
   delay(200);
}