With Instructables you can share what you make with the world, and tap into an ever-growing community of creative experts.
Tell us about yourself!
I am trying to work the same but it is not detecting the knock..though when i checked if it is actually working by using a code to play melody,it is working!Can you tell why is it not able to detect the knock?
Let your inbox help you discover our best projects, classes, and contests. Instructables will help you learn how to make anything!
© 2016 Autodesk, Inc.