const int pinPot = A0;
const int pinLED = 9;

void setup(){
  pinMode(pinPot, INPUT);
  pinMode(pinLED, OUTPUT);
}

int sensor = 0;

void loop(){
  sensor = analogRead(pinPot);
  digitalWrite(pinLED, HIGH);
  delay(sensor);
  digitalWrite(pinLED, LOW);
  delay(sensor);
}