int potpin = A1;
int ledpin = 10;
float ledval;
int potval;



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

}

void loop() {
  // put your main code here, to run repeatedly:
  potval = analogRead(potpin);
  ledval = (255./1023.)*potval;
  analogWrite(ledpin,ledval);
  Serial.println(ledval);


}