void setup() {
  // put your setup code here, to run once:
  pinMode(A7, INPUT);
  pinMode(11, OUTPUT);
  pinMode(12, OUTPUT);
  pinMode(13, OUTPUT);
  pinMode(23, OUTPUT);

  Serial.begin(9600);
  digitalWrite(23, HIGH);
}

void loop() {
  // put your main code here, to run repeatedly:
  int a = analogRead(A7);
  int pwm = map(a, 0, 1023, 0, 255);

  analogWrite(11, pwm);

  Serial.print("Nilai : ");
  Serial.println(a);
  Serial.print("Nilai PWM : ");
  Serial.println(pwm);
  delay(250);
}