#define LED 3
#define POT A0
void setup() {
  // put your setup code here, to run once:

  pinMode(LED, OUTPUT);
  pinMode(POT, INPUT);

  Serial.begin(9600);
}

void loop() {
  // baca signal analog Potensiometer
  int signal = analogRead(POT);

  //mapping 10bit input menjadi 8 bit output
  int value = map(signal, 0, 1023, 0, 255);

  //send to monitor
  Serial.println(value);
  analogWrite(LED, value);

  delay(100);

}