ElektroniskMusikkJoker/AVR_code/harmonisk_improvisasjon/jokermusikk.cpp

#include "jokermusikk.h"

void note (int n, int octave) {
  int prescaler = 8 + Clock - (octave + n/12);
  if (prescaler<1 || prescaler>15 || octave==0) prescaler = 0;
  DDRB = (DDRB & ~(1<<Output)) | (prescaler != 0)<<Output;
  OCR1C = pgm_read_byte(&scale[n % 12]) - 1;
  GTCCR = (Output == 4)<<COM1B0;
  TCCR1 = 1<<CTC1 | (Output == 1)<<COM1A0 | prescaler<<CS10;
}