gistfile1.txt

27 -> F=440.0

255*((long)((float)t*F[midi_node])%2)



unsigned long old_t;

loop() {

  local_t = t;
  while (local_t == old_t) {
    local_t = t;
  }

  leftAudio = local_t&local_t>>8;
  old_t = local_t;
}