pitch.h

#define B0  31
#define C1  33

#define D1  37

#define E1  41
#define F1  44

#define G1  49

#define A1  55

#define B1  62
#define C2  65

#define D2  73

#define E2  82
#define F2  87

#define G2  98

#define A2  110

#define B2  123
#define C3  131

#define D3  147

#define E3  165
#define F3  175

#define G3  196

#define A3  220

#define B3  247
#define C4  262

#define D4  294

#define E4  330
#define F4  349

#define G4  392

#define A4  440

#define B4  494
#define C5  523
#define CS5 554
#define D5  587
#define DS5 622
#define E5  659
#define F5  698
#define FS5 740
#define G5  784
#define GS5 831
#define A5  880
#define AS5 932
#define B5  988
#define C6  1047
#define CS6 1109
#define D6  1175
#define DS6 1245
#define E6  1319
#define F6  1397
#define FS6 1480
#define G6  1568
#define GS6 1661
#define A6  1760
#define AS6 1865
#define B6  1976
#define C7  2093
#define CS7 2217
#define D7  2349
#define DS7 2489
#define E7  2637
#define F7  2794
#define FS7 2960
#define G7  3136
#define GS7 3322
#define A7  3520
#define AS7 3729
#define B7  3951
#define C8  4186
#define CS8 4435
#define D8  4699
#define DS8 4978