Arduino Code: Download
Edit the code for getting the output on serial monitor.
I recommend you to see the listed posts before you start this project.
First of all make an astable mode multivibrator on breadboard using NE555. The schematic is given below.
The circuit configuration on breadboard
The final assembly:
Connect Ping Pin of range finder module to DIG PIN 9 of Arduino.
If you are interested in making Arduino on breadboard and transfer this project on breadboard, click on the following links.
Click here to Watch the Output
Related experiment: Ultrasonic range finder using HC-SR04