#define pinPot A0
#define pinLed 6
void setup() {
  // put your setup code here, to run once:

  Serial.begin(9600);
  pinMode(pinLed, OUTPUT);
}

void loop() {
  // put your main code here, to run repeatedly:

  int valorPot = analogRead(pinPot);

  int valorCorrigido = map(valorPot, 0, 1023, 0, 255);
  analogWrite(pinLed, valorCorrigido);
  
  Serial.print(valorCorrigido);
  Serial.print(" == ");
  Serial.println(valorPot);

}