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August 29, 2017 AT 10:22 am

Adafruit Extra Credit: Circuit Playground Dear Diary Alarm #AdafruitExtraCredit #CircuitPlayground

Adafruit extra credit blog

This diary alarm Circuit Playground build is tailored for the writer dealing with snoops!

Have you already made this project or a remix of this project? Let us know! We want to see all the creative ways you’ve been using Circuit Playground this month. Share your projects on social media or on our #AdafruitExtraCredit channel on Discord for the community to see with #AdafruitExtraCredit #CircuitPlayground and submit them at Adafruit.com/ExtraCredit!


Dear Diary Alarm – keep your secrets safe!

This is a fun and simple beginner project that uses the Circuit Playground to create a light activated alarm. A diary, or other object, can be placed on top of the Circuit Playground and an alarm will sound when the object is removed.

Check out the full build and find more Circuit Playground inspiration


3530 15Here at Adafruit we’re happy to see what the community is up to. Whether you’re posting on our G+ Community Makers, hackers, artists & engineers, pinging us on Twitter, Instagram and Facebook or joining us on Show and Tell, we’re seeing what you’re creating and it’s exciting.

This August we’d like to see all of your Circuit Playground projects. Whether you’re just starting out or a seasoned pro, regardless of how recently you completed a project with Circuit Playground, share it on Facebook, G+, Instagram, Pinterest or Twitter with #AdafruitExtraCredit #CircuitPlayground and submit it at Adafruit.com/ExtraCredit for a chance to have your project featured on the Adafruit Blog and maybe even a surprise Adafruit treat!

Be sure to check out our #AdafruitExtraCredit channel on Discord!

Learn more and submit your project here!


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