int red = 13;
int pot = A0;
int potValue;
void setup() {
pinMode(red, OUTPUT);
pinMode(pot, INPUT);
Serial.begin(9600);
}
void loop() {
potValue = analogRead(pot);
int brightness = map(potValue, 0, 1023, 0, 255);
analogWrite(red, brightness);
Serial.println(brightness);
delay(10);
}