Arduino With Buzzer and HC-SR04

Hi everyone, today I am making a arduino that can stop your dog from go into somewhere you do not want them to go. It is very useful for people who has pet.

All we need is:

arduino

measure distance( HC-SR04)

buzzer

severals wires

box

Let do it!

The different is I used ardublock.

link: www.DavidHuang. Lab

be careful not to use D13 because it might caused some problems.

dig some holes so you can put your buzzer outside.

Well, it is not difficult for people who just learn arduino. It is very suitable for children because it is not hard.

ENJOY!!!