#include <Servo.h>



const int trigPin = 12;
const int echoPin = 5;

const int servoPin = 7;

long duration;
int distance;
Servo myServo;

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

  pinMode(trigPin, OUTPUT);
  pinMode(echoPin, INPUT);

  myServo.attach(servoPin);

} 

void loop() {
  digitalWrite(trigPin, LOW);
  delayMicroseconds(2);
  digitalWrite(trigPin, HIGH);
  delayMicroseconds(10);
  digitalWrite(trigPin, LOW);

  long duration = pulseIn(echoPin, HIGH);

  float distance = duration * 0.034 / 2;


  Serial.print("Distancia: ");
  Serial.print(distance);
  Serial.print(" cm");

  if (distance < 100) {
    myServo.write(90);
    delay(500);
  } else {
    myServo.write(0);
      delay(500);
  }
  
}