int arraySize = 2;
float start;
float sensorTurn = 0;// variable to store the value coming from the sensor
float unity[] = {sensorTurn, start};

void setup() {
  Serial.begin(9600); //set baudrate, same as Unity
}

void loop() {

  sensorTurn = analogRead(A0); // retrieve data from potentiometer
  start = analogRead(A1); // retrieve data from on/off button
  
  // convert data to fit between -1 and 1
  sensorTurn = sensorTurn / 511.5;
  sensorTurn = sensorTurn - 1;
  // round to 0.05
  sensorTurn = sensorTurn * 200;
  sensorTurn = round(sensorTurn);
  sensorTurn = sensorTurn / 200;

  unity[0] = sensorTurn; // set first value in array as sensorTurn
  unity[1] = start; // set second value in array as start

// print every value in the array seperately 
 for(int i = 0; i < arraySize; i++){
    Serial.print(unity[i]); // print data for Unity
    Serial.print("_"); // seperate value for Unity split with "_"
  }
  Serial.println("0"); // asssures that seperate loops are on new lines for Unity "ReadLine"
 
  delay(100); //set reasonable delay for Unity

  Serial.flush(); //clears any possible leftover information
}