Code: #define NOTE_C 262 #define NOTE_CC 277 #define NOTE_D 294 #define NOTE_DD 311 #define NOTE_E 330 #define NOTE_F 349 #define NOTE_FF 370 #define NOTE_G 392 #define NOTE_GG 415 #define NOTE_A 440 #define NOTE_AA 466 #define NOTE_B 494 #define ACTIVATED LOW const int PIEZO = 13; const int BUTTON_C = 12; const int BUTTON_CC = 11;…