#include <Ultrasonic.h>
const int trig= 6;
const int echo= 7;
int Led= 12;
Ultrasonic ultrasonic(trig, echo);
int distancia; 
void setup() {
  Serial.begin(9600);
  pinMode(Led, OUTPUT);
  // put your setup code here, to run once:

}

void loop() {
   distancia= ultrasonic.read();
     Serial.println(distancia);
 
  if(distancia< 100){
    digitalWrite(Led, HIGH);
    } else {
    digitalWrite(Led, LOW);
    }
 


  // put your main code here, to run repeatedly:

}