    * 9. flow_rate_cc_per_sec
    * 10.flowrate
    * 11. posistion1_mm
-   * 12. position2_MM
+   * 12. position2_mm
    * */
     receive_FFT();
     Serial.println(data);

  tachometer_sensor();
  flow_rate_sensor();


  // Serial.print(analogRead(A0));
  // Serial.print("\t");
  // Serial.print(analogRead(A1));
  // Serial.print("\t");
  // Serial.print(analogRead(A2));
  // Serial.print("\t");
  // Serial.print(analogRead(A3));
  // Serial.print("\t");
  // Serial.print(analogRead(A4));
  // Serial.print("\t");
  // Serial.println(analogRead(A5));
  
  //Serial.println(emon1.readVcc());
  
  if (millis() - last_print_time >= PRINT_DELAY){

  load2_average = smoothing(&number_of_readings, &load2_total,
                            &load2_array[analog_index], &load2_pin);

  //////////////////// For debugging
  // Serial.println(analogRead(load1_pin));
  // Serial.println(analogRead(load2_pin));
  // Serial.println(load2_average);
  // Serial.println(load2_average);

  //Convert analog signal to voltage
  load1_v_out = load1_average / 1023 * v_in;
  load2_v_out = load2_average / 1023 * v_in;
