int ledPin = 5; // LED connected to digital pin 5

int analogPin = 1; // potentiometer connected to analog pin 1

int val = 0; // variable to store the read value

void setup() {

pinMode(ledPin, OUTPUT); // sets the pin as output

}

void loop() {

  val = analogRead(analogPin); // read the input pin

  analogWrite(ledPin, (val / 10)); // analogRead values go from 0 to 1023, analogWrite values from 0 to 255

}