#include <Servo.h>
Servo PorServo;

void setup() {
  Serial.begin(9600);

  PorServo.attach(3);
  PorServo.write(90);
}

void loop() {
  int Val = analogRead(A0);
  int MapVal = map(Val, 0, 1023, 0, 180);

  PorServo.write(MapVal);

  delay(10);
}