Tone constants

TONE_A3 TONE_A4 TONE_A5 TONE_A6 TONE_A7 TONE_AS3 TONE_AS4 TONE_AS5 TONE_AS6 TONE_AS7 TONE_B3 TONE_B4 TONE_B5 TONE_B6 TONE_B7 TONE_C4 TONE_C5 TONE_C6 TONE_C7 TONE_CS4 TONE_CS5 TONE_CS6 TONE_CS7 TONE_D4 TONE_D5 TONE_D6 TONE_D7 TONE_DS4 TONE_DS5 TONE_DS6 TONE_DS7 TONE_E4 TONE_E5 TONE_E6 TONE_E7 TONE_F4 TONE_F5 TONE_F6 TONE_F7 TONE_FS4 TONE_FS5 TONE_FS6 TONE_FS7 TONE_G4 TONE_G5 TONE_G6 TONE_G7 TONE_GS4 TONE_GS5 TONE_GS6 TONE_GS7

#define TONE_A4   440 Fourth octave A