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- #include
- #include
- typedef unsigned char byte;
- #define NOTE_B0 31
- #define NOTE_C1 33
- #define NOTE_CS1 35
- #define NOTE_D1 37
- #define NOTE_DS1 39
- #define NOTE_E1 41
- #define NOTE_F1 44
- #define NOTE_FS1 46
- #define NOTE_G1 49
- #define NOTE_GS1 52
- #define NOTE_A1 55
- #define NOTE_AS1 58
- #define NOTE_B1 62
- #define NOTE_C2 65
- #define NOTE_CS2 69
- #define NOTE_D2 73
- #define NOTE_DS2 78
- #define NOTE_E2 82
- #define NOTE_F2 87
- #define NOTE_FS2 93
- #define NOTE_G2 98
- #define NOTE_GS2 104
- #define NOTE_A2 110
- #define NOTE_AS2 117
- #define NOTE_B2 123
- #define NOTE_C3 131
- #define NOTE_CS3 139
- #define NOTE_D3 147
- #define NOTE_DS3 156
- #define NOTE_E3 165
- #define NOTE_F3 175
- #define NOTE_FS3 185
- #define NOTE_G3 196
- #define NOTE_GS3 208
- #define NOTE_A3 220
- #define NOTE_AS3 233
- #define NOTE_B3 247
- #define NOTE_C4 262
- #define NOTE_CS4 277
- #define NOTE_D4 294
- #define NOTE_DS4 311
- #define NOTE_E4 330
- #define NOTE_F4 349
- #define NOTE_FS4 370
- #define NOTE_G4 392
- #define NOTE_GS4 415
- #define NOTE_A4 440
- #define NOTE_AS4 466
- #define NOTE_B4 494
- #define NOTE_C5 523
- #define NOTE_CS5 554
- #define NOTE_D5 587
- #define NOTE_DS5 622
- #define NOTE_E5 659
- #define NOTE_F5 698
- #define NOTE_FS5 740
- #define NOTE_G5 784
- #define NOTE_GS5 831
- #define NOTE_A5 880
- #define NOTE_AS5 932
- #define NOTE_B5 988
- #define NOTE_C6 1047
- #define NOTE_CS6 1109
- #define NOTE_D6 1175
- #define NOTE_DS6 1245
- #define NOTE_E6 1319
- #define NOTE_F6 1397
- #define NOTE_FS6 1480
- #define NOTE_G6 1568
- #define NOTE_GS6 1661
- #define NOTE_A6 1760
- #define NOTE_AS6 1865
- #define NOTE_B6 1976
- #define NOTE_C7 2093
- #define NOTE_CS7 2217
- #define NOTE_D7 2349
- #define NOTE_DS7 2489
- #define NOTE_E7 2637
- #define NOTE_F7 2794
- #define NOTE_FS7 2960
- #define NOTE_G7 3136
- #define NOTE_GS7 3322
- #define NOTE_A7 3520
- #define NOTE_AS7 3729
- #define NOTE_B7 3951
- #define NOTE_C8 4186
- #define NOTE_CS8 4435
- #define NOTE_D8 4699
- #define NOTE_DS8 4978
- #define OCTAVE_OFFSET 0
- //I've changed here int to const int in order to use the flash
- const int notes[] = { 0,
- NOTE_C4, NOTE_CS4, NOTE_D4, NOTE_DS4, NOTE_E4, NOTE_F4, NOTE_FS4, NOTE_G4, NOTE_GS4, NOTE_A4, NOTE_AS4, NOTE_B4,
- NOTE_C5, NOTE_CS5, NOTE_D5, NOTE_DS5, NOTE_E5, NOTE_F5, NOTE_FS5, NOTE_G5, NOTE_GS5, NOTE_A5, NOTE_AS5, NOTE_B5,
- NOTE_C6, NOTE_CS6, NOTE_D6, NOTE_DS6, NOTE_E6, NOTE_F6, NOTE_FS6, NOTE_G6, NOTE_GS6, NOTE_A6, NOTE_AS6, NOTE_B6,
- NOTE_C7, NOTE_CS7, NOTE_D7, NOTE_DS7, NOTE_E7, NOTE_F7, NOTE_FS7, NOTE_G7, NOTE_GS7, NOTE_A7, NOTE_AS7, NOTE_B7
- };
- char *song = "MissionImp:d=16,o=6,b=95:32d,32d#,32d,32d#,32d,32d#,32d,32d#,32d,32d,32d#,32e,32f,32f#,32g,g,8p,g,8p,a#,p,c7,p,g,8p,g,8p,f,p,f#,p,g,8p,g,8p,a#,p,c7,p,g,8p,g,8p,f,p,f#,p,a#,g,2d,32p,a#,g,2c#,32p,a#,g,2c,a#5,8c,2p,32p,a#5,g5,2f#,32p,a#5,g5,2f,32p,a#5,g5,2e,d#,8d";
- volatile unsigned int time = 0;
- #define isdigit(n) (n >= '0' && n <= '9')
- /** Delay function. **/
- void delay(unsigned int ms) {
- unsigned int i,ms2; //Modified here, eliminated volatile
- i = time;
- ms2 = ms*2;
- while ((time-i) 0) default_dur = num;
- p++; // skip comma
- }
- // get default octave
- if(*p == 'o')
- {
- p++; p++; // skip "o="
- num = *p++ - '0';
- if(num >= 3 && num <=7) default_oct = num;
- p++; // skip comma
- }
- // get BPM
- if(*p == 'b')
- {
- p++; p++; // skip "b="
- num = 0;
- while(isdigit(*p))
- {
- num = (num * 10) + (*p++ - '0');
- }
- bpm = num;
- p++; // skip colon
- }
- // BPM usually expresses the number of quarter notes per minute
- wholenote = (60 * 1000L / bpm) * 4; // this is the time for whole note (in milliseconds)
- // now begin note loop
- while(*p)
- {
- // first, get note duration, if available
- num = 0;
- while(isdigit(*p))
- {
- num = (num * 10) + (*p++ - '0');
- }
- if(num) duration = wholenote / num;
- else duration = wholenote / default_dur; // we will need to check if we are a dotted note after
- // now get the note
- note = 0;
- switch(*p)
- {
- case 'c':
- note = 1;
- break;
- case 'd':
- note = 3;
- break;
- case 'e':
- note = 5;
- break;
- case 'f':
- note = 6;
- break;
- case 'g':
- note = 8;
- break;
- case 'a':
- note = 10;
- break;
- case 'b':
- note = 12;
- break;
- case 'p':
- default:
- note = 0;
- }
- p++;
- // now, get optional '#' sharp
- if(*p == '#')
- {
- note++;
- p++;
- }
- // now, get optional '.' dotted note
- if(*p == '.')
- {
- duration += duration/2;
- p++;
- }
- // now, get scale
- if(isdigit(*p))
- {
- scale = *p - '0';
- p++;
- }
- else
- {
- scale = default_oct;
- }
- scale += OCTAVE_OFFSET;
- if(*p == ',')
- p++; // skip comma for next note (or we may be at the end)
- // now play the note
- if(note)
- {
- play(notes[(scale - 4) * 12 + note]);
- delay(duration);
- stop();
- }
- else
- {
- delay(duration);
- }
- }
- asm("dint");
- _BIS_SR(LPM4_bits);
- }
- __interrupt void watchdog_timer(void) //__interrupt void watchdog_timer
- {
- time++;
- }
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