Compliments of the season, In this video I will be showing you a funny way in which I used my Arduino Board, a piezzo Buzzer and some LEDs to produce some nice Christmas carols.
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Merry Christmas!!! and Happy New Year *
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Code is Open Source here (under the MIT License):
[ Ссылка ]...
For Protothreads (timer.h, pt.h): [ Ссылка ]... Threads used to flash the light and play the song simultaneously.
Diagram of the setup in the video: [ Ссылка ]...
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![](https://s2.save4k.ru/pic/iVPc6wPJzK8/maxresdefault.jpg)