int pinPot = 12;
int pinLed = 12;
int valorPot;
int parpadeo;
void setup() {
pinMode(pinLed, OUTPUT);

}

void loop() {
valorPot = analogRead(pinPot);
parpadeo = map(valorPot, 0, 1023, 0, 500);
digitalWrite(pinLed, HIGH);
delay(parpadeo);
digitalWrite(pinLed, LOW);
delay(parpadeo);

}