Learn how to use a piezoelectric element as a speaker, and how to generate musical notes with a microcontroller with this home electronics how-to. For more on programming microcontrollers to make sweet, sweet music, watch this helpful video guide.
Just updated your iPhone? You'll find new features for Podcasts, News, Books, and TV, as well as important security improvements and fresh wallpapers. Find out what's new and changed on your iPhone with the iOS 17.5 update.
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