#include "Ultrasonic.h"

Ultrasonic ultrasonic(3, 2);
int distance;
int Buzz = 11;
void setup() {
  Serial.begin(9600);
  pinMode(Buzz, OUTPUT);
  noTone(Buzz);
}
void loop() {
  
  distance = ultrasonic.read();
  Serial.println(distance);


if(distance > 100)
{
  tone(Buzz, 1);
  delay(500);
  noTone(0);
  delay(500);
}
if(distance > 200)
{
  tone(Buzz, 500);
  delay(500);
  noTone(100);
  delay(500);

}
if(distance > 300)
{
   tone(Buzz, 7000);
   delay(500);
   noTone(200);
   delay(500);

}
 if(distance > 400)
{
   tone(Buzz, 1000);
   delay(500);
   noTone(300);
   delay(500);

} 
}