if(seq_play_timer != 65535){
			unsigned int length32th = ((65535/8)/seq_session.bpm)*60; //65535 = 1s
			seq_play_timer += 1311; //0.02*65525
			if(seq_play_timer > length32th){
				seq_play_timer -= length32th;
				//if(seq_playseq_selected_for_playing != 255){
				if(seq_play_playseq_place != 255){
					seq_current_track = read_playseq(seq_session.playseq[seq_playseq_selected_for_playing], seq_play_playseq_place) - 1;
				}
				
				if(seq_current_track == 255){
					//ei soiteta
					if(seq_play_something_playing[0]){
						deletevoice(2, 0);
						seq_play_something_playing[0] = 0;
					}
				}
				else{
					unsigned char current_node = seq_session.tracks[seq_current_track][seq_play_track_place/2];
					
					unsigned char note = current_node >> 4;
					unsigned char oct = current_node & 0x07;
					unsigned char half = (current_node & 0x08)?1:0;
					//unsigned char savel = note + 12*oct + 85;
					unsigned char savel = noteoct_to_savel(note,oct);
					if(seq_play_track_place % 2 == 0){
						if(note == NOTE_EMPTY){
						}
						else if(note == NOTE_END){
							if(!half){
								deletevoice(2+0, 0);
								seq_play_something_playing[0] = 0;
							}
						}
						else if(note < 12){
							if(seq_play_something_playing[0]){
								deletevoice(2+0, 0);
							}
							addvoice(2+0, &voiceoptslist[seq_session.track_instrument[seq_current_track]], 0, savel);
							seq_play_something_playing[0] = half?2:1;
						}
					}
					else if(seq_play_something_playing[0] == 2){
						deletevoice(2+0, 0);
						seq_play_something_playing[0] = 0;
					}
					else if(note == NOTE_END){
						if(half){
							deletevoice(2+0, 0);
							seq_play_something_playing[0] = 0;
						}
					}
				}
				if(seq_play_track_place >= seq_session.track_len*2-1){
					seq_play_track_place = 0;
					//pysäytetään haluttaessa kun ei soiteta pätkäsekvenssiä
					if(seq_stop_after_current && seq_play_playseq_place == 255){
						seq_stop_playing();
						seq_drawbottomline();
					}
					else if(seq_track_change_after_current_to != 0){
						seq_current_track = seq_track_change_after_current_to - 1;
						seq_track_change_after_current_to = 0;
					}
					else if(seq_play_playseq_place != 255){ //jos soitellaan playseqin mukaan
						if(seq_play_playseq_place >= seq_session.playseq_len[seq_playseq_selected_for_playing] - 1){
							if(seq_playseq_change_after_current_to != 255){
								seq_playseq_selected_for_playing = seq_playseq_change_after_current_to;
								seq_playseq_change_after_current_to = 255;
								//seq_mainpage_draw_bottomline();
								draw_all();
							}
							if(seq_stop_after_current){
								seq_stop_playing();
								seq_drawbottomline();
							}
							else{
								seq_play_playseq_place = 0;
							}
						}
						else seq_play_playseq_place++;
					}
				}
				else seq_play_track_place++;
			}
		}