Проект "Вентелятор"

int baselineTemp = 0;
int celsius = 0;
int fahrenheit = 0;
int speedMotor = 0;

void setup()
{
  pinMode(A0, INPUT);
  Serial.begin(9600);

  pinMode(3, OUTPUT);
}

void loop()
{
 baselineTemp = 40;
  // measure temperature in Celsius
  celsius = map(((analogRead(A0) - 20) * 3.04), 0, 1023, -40, 125);
  speedMotor = map(((analogRead(A0) - 20) * 3.04), 0, 1023, 0, 255);
  fahrenheit = ((celsius * 9) / 5 + 32);
  Serial.print(celsius);
  Serial.print(" C, ");
  Serial.print(fahrenheit);
  Serial.println(" F");
  analogWrite(3, speedMotor);
}