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Make a Secret-Knock Candy Machine with Arduino

Make a Secret-Knock Candy Machine with Arduino

This is the perfect project to test your Arduino abilities! Steve Hoefer’s Secret-Knock Gumball Machine only dispenses candy when you make the correct knocking pattern, and is sure to be a hit around any home or office. After you have completed this project you are sure to be an expert in working with the servos, piezo buzzers and Arduino microcontroller that make the magic happen.

The secret knock candy machine is not a simple project by the instructions provided by Steve are comprehensive and well documented. To get started impressing your friends with this novel treat dispenser check out the following link!