Arduino Arpeggiator Code

Here is the link to the code:
https://drive.google.com/open?id=1smsh46pAE_Lbolt3meJbvhAUJVLaHvqB
Here is the link to the schematic:
https://drive.google.com/open?id=1KlO3TwyqG9jUWGr_qjLcWJJ0xnDgIpcf

Видео Arduino Arpeggiator Code канала Pete McBennett