John Park in the Maker Shed: Ultrasonic distance sensor

John Edgar Park

John Edgar Park likes to make things and tell people about it. He works at Disney Research and writes for Make and Boing Boing. He is training for American Ninja Warrior. You can find him at jpixl.net and twitter @johnedgarpark -- if you like that sort of thing.

269 Articles

By John Edgar Park

John Edgar Park likes to make things and tell people about it. He works at Disney Research and writes for Make and Boing Boing. He is training for American Ninja Warrior. You can find him at jpixl.net and twitter @johnedgarpark -- if you like that sort of thing.

269 Articles

This video shows how I built an ultrasonic tape measure using an Arduino Duemilanove, a PING))) sensor, and a 7-Segment Shield. As someone guessed in the comments, I developed this distance sensor as a component in my Arduino Nerf sentry gun project.

As soon as I get a chance to clean up the code, I’ll post my Arduino sketch here on Make: Online.

In the Maker Shed:

pingUTMb.jpg
PING))) sensor

sevenUTMb.jpg
7-Segment Shield