#define POTENTIOMETER_PIN  A0
#define LED_PIN  5

void setup() {
  Serial.begin(9600);
  pinMode(LED_PIN, OUTPUT);

}

void loop() {

  // Get the voltage reading from the Potentiometer
  int potentiometerReading = analogRead(POTENTIOMETER_PIN);

  //convert ADC value to the sensor’s output voltage(0-5V)
  float output_voltage = (potentiometerReading*5.0)/1023.0;

  // Convert the voltage into the temperature in Celsius
  float temp_value = (output_voltage*10.0);

  float brightness = (potentiometerReading*255.0)/1023.0;
  
  //print ADC value (0-1023)
  Serial.print("Reg: ");
  Serial.print(potentiometerReading);
  Serial.print("  ");

  //print voltage (0-5v)
  Serial.print("Output Voltage: ");
  Serial.print(output_voltage,1);
  Serial.print("V");

  //print temperature in Celsius
  Serial.print("  ");
  Serial.print("temp: ");
  Serial.print(temp_value,1);
  Serial.print("°C");

  Serial.println();


  analogWrite(LED_PIN,brightness);

  delay(1000);
}