int pot =A0;
int val;



void setup() {
  // put your setup code here, to run once:
 Serial.begin(9600);
pinMode(pot, INPUT);



}

void loop() {
  // put your main code here, to run repeatedly:
  val= analogRead(pot);
  val = map(val, 0, 1023, 0, 255);
  Serial.println(val);
delay(500);




}