arduino examples

buzz/muze.h

@@ -0,0 +1,209 @@
+#ifndef Elex_Muze_lib
+#define Elex_Muze_lib
+
+#include "Arduino.h"
+
+#define NOTE_B0  31
+#define NOTE_C1  33
+#define NOTE_C1_S 35
+#define NOTE_D1_F 35
+#define NOTE_D1  37
+#define NOTE_D1_S 39
+#define NOTE_E1_S 39
+#define NOTE_E1  41
+#define NOTE_F1  44
+#define NOTE_F1_S 46
+#define NOTE_G1_F 46
+#define NOTE_G1  49
+#define NOTE_G1_S 52
+#define NOTE_A1_F 52
+#define NOTE_A1  55
+#define NOTE_A1_S 58
+#define NOTE_B1_F 58
+#define NOTE_B1  62
+#define NOTE_C2  65
+#define NOTE_C2_S 69
+#define NOTE_D2_F 69
+#define NOTE_D2  73
+#define NOTE_D2_S 78
+#define NOTE_E2_F 78
+#define NOTE_E2  82
+#define NOTE_F2  87
+#define NOTE_F2_S 93
+#define NOTE_G2_F 93
+#define NOTE_G2  98
+#define NOTE_G2_S 104
+#define NOTE_A2_F 104
+#define NOTE_A2  110
+#define NOTE_A2_S 117
+#define NOTE_B2_F 117
+#define NOTE_B2  123
+#define NOTE_C3  131
+#define NOTE_C3_S 139
+#define NOTE_D3_F 139
+#define NOTE_D3  147
+#define NOTE_D3_S 156
+#define NOTE_E3_F 156
+#define NOTE_E3  165
+#define NOTE_F3  175
+#define NOTE_F3_S 185
+#define NOTE_G3_F 185
+#define NOTE_G3  196
+#define NOTE_G3_S 208
+#define NOTE_A3_F 208
+#define NOTE_A3  220
+#define NOTE_A3_S 233
+#define NOTE_B3_F 233
+#define NOTE_B3  247
+#define NOTE_C4  262
+#define NOTE_C4_S 277
+#define NOTE_D4_F 277
+#define NOTE_D4  294
+#define NOTE_D4_S 311
+#define NOTE_E4_F 311
+#define NOTE_E4  330
+#define NOTE_F4  349
+#define NOTE_F4_S 370
+#define NOTE_G4_F 370
+#define NOTE_G4  392
+#define NOTE_G4_S 415
+#define NOTE_A4_F 415
+#define NOTE_A4  440
+#define NOTE_A4_S 466
+#define NOTE_B4_F 466
+#define NOTE_B4  494
+#define NOTE_C5  523
+#define NOTE_C5_S 554
+#define NOTE_D5_F 554
+#define NOTE_D5  587
+#define NOTE_D5_S 622
+#define NOTE_E5_F 622
+#define NOTE_E5  659
+#define NOTE_F5  698
+#define NOTE_F5_S 740
+#define NOTE_G5_F 740
+#define NOTE_G5  784
+#define NOTE_G5_S 831
+#define NOTE_A5_F 831
+#define NOTE_A5  880
+#define NOTE_A5_S 932
+#define NOTE_B5_F 932
+#define NOTE_B5  988
+#define NOTE_C6  1047
+#define NOTE_C6_S 1109
+#define NOTE_D6_F 1109
+#define NOTE_D6  1175
+#define NOTE_D6_S 1245
+#define NOTE_E6_F 1245
+#define NOTE_E6  1319
+#define NOTE_F6  1397
+#define NOTE_F6_S 1480
+#define NOTE_G6_F 1480
+#define NOTE_G6  1568
+#define NOTE_G6_S 1661
+#define NOTE_A6_F 1661
+#define NOTE_A6  1760
+#define NOTE_A6_S 1865
+#define NOTE_B6_F 1865
+#define NOTE_B6  1976
+#define NOTE_C7  2093
+#define NOTE_C7_S 2217
+#define NOTE_D7_F 2217
+#define NOTE_D7  2349
+#define NOTE_D7_S 2489
+#define NOTE_E7_F 2489
+#define NOTE_E7  2637
+#define NOTE_F7  2794
+#define NOTE_F7_S 2960
+#define NOTE_G7_F 2960
+#define NOTE_G7  3136
+#define NOTE_G7_S 3322
+#define NOTE_A7_F 3322
+#define NOTE_A7  3520
+#define NOTE_A7_S 3729
+#define NOTE_B7_F 3729
+#define NOTE_B7  3951
+#define NOTE_C8  4186
+#define NOTE_C8_S 4435
+#define NOTE_D8_F 4435
+#define NOTE_D8  4699
+#define NOTE_D8_S 4978
+
+#define NOTE_REST 0
+
+#define NOTE_LEN_4 720
+#define NOTE_LEN_2 1440 // NOTE_LEN_4 * 2
+#define NOTE_LEN_1 2880 // NOTE_LEN_4 * 4
+#define NOTE_LEN_8 360 // NOTE_LEN_4 / 2
+#define NOTE_LEN_16 180 // NOTE_LEN_4 / 4
+#define NOTE_LEN_32 90 // NOTE_LEN_4 / 8
+
+#define NOTE_LEN_2_DOT 2160 // NOTE_LEN_2 * 1.5
+#define NOTE_LEN_4_DOT 1080 // NOTE_LEN_4 * 1.5
+#define NOTE_LEN_8_DOT 540 // NOTE_LEN_8 * 1.5
+#define NOTE_LEN_16_DOT 270 // NOTE_LEN_16 * 1.5
+#define NOTE_LEN_32_DOT 135 // NOTE_LEN_32 * 1.5
+
+#define NOTE_LEN_4_TRIPLET 240 // NOTE_LEN_4 / 3
+#define NOTE_LEN_8_TRIPLET 120 // NOTE_LEN_8 / 3
+#define NOTE_LEN_16_TRIPLET 60 // NOTE_LEN_16 / 3
+#define NOTE_LEN_32_TRIPLET 30 // NOTE_LEN_32 / 3
+/*
+   재생 가능한 곡 리스트
+*/
+typedef enum _Score {
+  GREEN_SLEEVES = 0,
+  MINIONS_0,
+} Score;
+
+/*
+   음의 높이와 길이
+*/
+typedef struct _Melody {
+  unsigned int pitch;
+  unsigned int len;
+} Melody;
+
+/*
+   노래하는 클래스
+*/
+class Muze {
+  public:
+    // 핀 번호
+    Muze(int pin);
+    // 핀 번호, 재생할 곡
+    Muze(int pin, Score score);
+
+  public:
+    // 메인 루프에서 호출하면 재생된다.
+    boolean play();
+    // 곡의 빠르기를 지정
+    void setTempo(unsigned int tempo);
+    // 재생할 곡을 선
+    void setScore(Score score);
+    // 재생 중인가?
+    bool isPlaying();
+
+  private:
+    // 핀 번호
+    int _pin;
+    // 음표 데이터 배열
+    Melody* _melody;
+    // 데이터의 크기
+    unsigned int _melody_size;
+    // 템포
+    unsigned int _tempo = 100;
+    // 데이터의 현재 재생 인덱스
+    unsigned int _cue = 0;
+    // 현재 시간, 다음 재생 이벤트 발생 시간
+    unsigned long _current_ts = 0, _next_ts = 0;
+    // 재생 중?
+    bool _isPlaying;
+    // 소리 발생
+    void _buzz();
+    // 재생 시간 계산
+    unsigned long _duration(unsigned long len);
+};
+
+#endif
+