Piezo Ring Tones with Raspberry Pi

Piezo Ring Tones with Raspberry Pi

The ringtone text transfer language (RTTTL) is a way to represent music data for play on older mobile phones.  The format was created by Nokia for thier phones, but it also works with GPIO pins and a piezo buzzer. This project shows how to use the Raspberry Pi’s GPIO pins to play RTTTL on a […]

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