YOU CAN REFER TO THE WORD FILE FOR MORE DETAIL , video of its working is already uploaded..... download the doc file to learn about more details from my repo..... Also i have uploaded a video of its ...

How Install HC-SR04lib in your arduino ?? Clone all the repo in your machine or download in zip , and go to ReleaseLib folder and import HC_SR04_lib_05-22-16.zip in your Arduino IDE ...