int ledPin=3;   //LED connected to digital pin ~9
int analogPin=0;  //potentiometer connected to analog pin 0
int val=0;      //variable to store the read value


void setup() {
  pinMode(ledPin, OUTPUT);  //sets the pin as output
  Serial.begin(9600);
}

void loop() {
  val=analogRead(analogPin); //read the input pin
  Serial.println(val);

  analogWrite(ledPin, val/4);
}