#define pot A0
#define LEDpin 5

void setup() {
  // put your setup code here, to run once:
  pinMode(pot, INPUT);
}

void loop() {
  // put your main code here, to run repeatedly:
  int potValue = analogRead(pot);

  int LEDbrightness = map(potValue, 0, 1023, 0, 255);
  
  analogWrite(LEDpin, LEDbrightness);
  
  
}