Lawrence Quizon / Mbed OS mini_piano_player

For MAX32630FTHR microcontroller: Plays piano notes in Nokia composer format text file placed in the SD card

Dependencies:   USBMSD_BD SDFileSystem max32630fthr USBDevice

main.cpp@4:24086b80928e, 2019-07-19 (annotated)

Committer:
Lugs
Date:
Fri Jul 19 04:47:38 2019 +0000
Revision:
4:24086b80928e
Parent:
3:fcf745cd4f6d
Child:
5:8ba2f1e291b9
wait_ms is 1ms to wait for the bytes to arrive. Manages to get all of fur elise in the song. LACKING: rest.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Lugs 0:ad5ce0aff429 1 #include "mbed.h"
Lugs 0:ad5ce0aff429 2 #include "max32630fthr.h"
Lugs 0:ad5ce0aff429 3 #include "USBSerial.h"
Lugs 0:ad5ce0aff429 4 #include "stdio.h"
Lugs 0:ad5ce0aff429 5 #include "SDFileSystem.h"
Lugs 4:24086b80928e 6 #include "ctype.h"
Lugs 3:fcf745cd4f6d 7
Lugs 0:ad5ce0aff429 8 #define BUFFER_SIZE 128
Lugs 0:ad5ce0aff429 9 #define HALF_BUFFER 64
Lugs 0:ad5ce0aff429 10
Lugs 0:ad5ce0aff429 11 DigitalOut rLED(LED1);
Lugs 0:ad5ce0aff429 12 DigitalOut gLED(LED2);
Lugs 0:ad5ce0aff429 13 DigitalOut bLED(LED3);
Lugs 0:ad5ce0aff429 14
Lugs 0:ad5ce0aff429 15 DigitalIn Button(P2_3);
Lugs 0:ad5ce0aff429 16
Lugs 0:ad5ce0aff429 17 MAX32630FTHR pegasus(MAX32630FTHR::VIO_3V3);
Lugs 0:ad5ce0aff429 18 PwmOut PWM(P5_6);
Lugs 0:ad5ce0aff429 19 AnalogIn POT(AIN_0);
Lugs 0:ad5ce0aff429 20 volatile int bufferPOS = 0;
Lugs 0:ad5ce0aff429 21
Lugs 0:ad5ce0aff429 22 Serial daplink(P2_1,P2_0);
Lugs 0:ad5ce0aff429 23 USBSerial microUSB;
Lugs 0:ad5ce0aff429 24
Lugs 0:ad5ce0aff429 25 float audioDataBuffer[BUFFER_SIZE];
Lugs 0:ad5ce0aff429 26
Lugs 4:24086b80928e 27 struct WavFile {
Lugs 0:ad5ce0aff429 28 long int size;
Lugs 0:ad5ce0aff429 29 int channels;
Lugs 0:ad5ce0aff429 30 int sampleRate;
Lugs 0:ad5ce0aff429 31 int bitsPerSample;
Lugs 0:ad5ce0aff429 32 };
Lugs 0:ad5ce0aff429 33
Lugs 0:ad5ce0aff429 34 float potval,reading;
Lugs 0:ad5ce0aff429 35
Lugs 0:ad5ce0aff429 36 void placeNewSample(void)
Lugs 0:ad5ce0aff429 37 {
Lugs 2:93da96b41127 38 PWM.write(audioDataBuffer[bufferPOS++]); //multiply by POT value for volume.
Lugs 0:ad5ce0aff429 39 bufferPOS = (bufferPOS+1) & 0x07F;
Lugs 0:ad5ce0aff429 40 }
Lugs 0:ad5ce0aff429 41
Lugs 0:ad5ce0aff429 42 int main()
Lugs 4:24086b80928e 43 {
Lugs 0:ad5ce0aff429 44 WavFile Track;
Lugs 0:ad5ce0aff429 45 Ticker SampleTime;
Lugs 4:24086b80928e 46
Lugs 3:fcf745cd4f6d 47 daplink.printf("\f---DAPLINK SERIAL PORT---\r\n\r\nMINI PIANO PLAYER ver 1 \r\n\r\n\r\n");
Lugs 0:ad5ce0aff429 48 microUSB.printf("micro USB serial port\r\n");
Lugs 0:ad5ce0aff429 49 rLED = LED_ON;
Lugs 0:ad5ce0aff429 50 wait_ms(500);
Lugs 0:ad5ce0aff429 51 rLED = LED_OFF;
Lugs 0:ad5ce0aff429 52 gLED = LED_ON;
Lugs 0:ad5ce0aff429 53 wait_ms(500);
Lugs 0:ad5ce0aff429 54 bLED = LED_ON;
Lugs 0:ad5ce0aff429 55 gLED = LED_OFF;
Lugs 4:24086b80928e 56
Lugs 3:fcf745cd4f6d 57 typedef enum {
Lugs 3:fcf745cd4f6d 58 C2,Cs2,D2,Ds2,E2,F2,Fs2,G2,Gs2,A2,As2,B2, //C2:0
Lugs 3:fcf745cd4f6d 59 C3,Cs3,D3,Ds3,E3,F3,Fs3,G3,Gs3,A3,As3,B3, //C3:12
Lugs 3:fcf745cd4f6d 60 C4,Cs4,D4,Ds4,E4,F4,Fs4,G4,Gs4,A4,As4,B4, //C4:24
Lugs 3:fcf745cd4f6d 61 C5,Cs5,D5,Ds5,E5,F5,Fs5,G5,Gs5,A5,As5,B5, //C5:36
Lugs 3:fcf745cd4f6d 62 C6,Cs6,D6,Ds6,E6,F6,Fs6,G6,Gs6, //C6:48
Lugs 3:fcf745cd4f6d 63 rest,
Lugs 3:fcf745cd4f6d 64 END
Lugs 4:24086b80928e 65 } pitchname;
Lugs 4:24086b80928e 66
Lugs 3:fcf745cd4f6d 67 typedef struct {
Lugs 4:24086b80928e 68 int length;
Lugs 3:fcf745cd4f6d 69 pitchname pitch;
Lugs 3:fcf745cd4f6d 70 } note;
Lugs 4:24086b80928e 71
Lugs 4:24086b80928e 72 //input iterator vars
Lugs 4:24086b80928e 73 int i;
Lugs 4:24086b80928e 74 char c;
Lugs 3:fcf745cd4f6d 75
Lugs 4:24086b80928e 76 //input holder arrays
Lugs 4:24086b80928e 77 char buffer[256];
Lugs 4:24086b80928e 78 char inputtype[30];
Lugs 4:24086b80928e 79 typedef enum {
Lugs 4:24086b80928e 80 nokiacomposer,
Lugs 4:24086b80928e 81 normal
Lugs 4:24086b80928e 82 } inputtypes;
Lugs 4:24086b80928e 83 inputtypes current_inputtype;
Lugs 4:24086b80928e 84
Lugs 4:24086b80928e 85 //parse input type
Lugs 4:24086b80928e 86 int g;
Lugs 4:24086b80928e 87 tryagain:
Lugs 4:24086b80928e 88 printf("Please specify the input type.\r\nAvailable types:\r\nnokiacomposer\r\nnormal\r\n\r\n>");
Lugs 4:24086b80928e 89 for(i=0; i<30; i++) {
Lugs 4:24086b80928e 90 c=daplink.getc();
Lugs 4:24086b80928e 91 if(c == '\r')
Lugs 4:24086b80928e 92 {
Lugs 4:24086b80928e 93 g=i+2;
Lugs 4:24086b80928e 94 inputtype[i] = '\0';
Lugs 4:24086b80928e 95 break;
Lugs 4:24086b80928e 96 }
Lugs 4:24086b80928e 97 daplink.putc(c);
Lugs 4:24086b80928e 98 inputtype[i]=c;
Lugs 4:24086b80928e 99 }
Lugs 4:24086b80928e 100 printf("\r\n");
Lugs 4:24086b80928e 101 for(i=0;i<=g;i++)
Lugs 4:24086b80928e 102 {
Lugs 4:24086b80928e 103 printf("%i\t",inputtype[i]);
Lugs 4:24086b80928e 104 }
Lugs 4:24086b80928e 105 printf("\r\nSTRING LITERAL:\r\n");
Lugs 4:24086b80928e 106 char test[] = "nokiacomposer";
Lugs 4:24086b80928e 107 for(i=0;i<=g;i++)
Lugs 4:24086b80928e 108 {
Lugs 4:24086b80928e 109 printf("%i\t",test[i]);
Lugs 4:24086b80928e 110 }
Lugs 4:24086b80928e 111
Lugs 4:24086b80928e 112 if(!strcmp(inputtype,"nokiacomposer")) {
Lugs 4:24086b80928e 113 printf("\r\nType chosen: nokiacomposer\r\n");
Lugs 4:24086b80928e 114 current_inputtype = nokiacomposer;
Lugs 4:24086b80928e 115 } else if(!strcmp(inputtype,"normal")) {
Lugs 4:24086b80928e 116 printf("\r\nType chosen: normal\r\n");
Lugs 4:24086b80928e 117 current_inputtype = normal;
Lugs 4:24086b80928e 118 } else {
Lugs 4:24086b80928e 119 c=NULL;
Lugs 4:24086b80928e 120 printf("Invalid input type. Try again.");
Lugs 4:24086b80928e 121 goto tryagain; //prints message below input area
Lugs 4:24086b80928e 122 }
Lugs 4:24086b80928e 123
Lugs 3:fcf745cd4f6d 124 //open file
Lugs 4:24086b80928e 125 toolarge:
Lugs 4:24086b80928e 126 printf("Please copy the text file of the song then right click on the PuTTY screen.\r\n");
Lugs 4:24086b80928e 127 for(i=0; 1; i++) { //do the loop at least once
Lugs 4:24086b80928e 128 c=daplink.getc();
Lugs 4:24086b80928e 129 daplink.putc(c);
Lugs 4:24086b80928e 130 buffer[i]=c;
Lugs 4:24086b80928e 131 if(i>=256) {
Lugs 4:24086b80928e 132 printf("Note data is greater than 2kB! Impossible. Try again.\033[A");
Lugs 4:24086b80928e 133 goto toolarge;
Lugs 4:24086b80928e 134 }
Lugs 4:24086b80928e 135 wait_ms(1); //wait for the next byte to arrive. every byte takes 1.04ms at 9600 baud.
Lugs 4:24086b80928e 136 if(!daplink.readable())
Lugs 4:24086b80928e 137 {
Lugs 4:24086b80928e 138 printf("That'sallll\r\n");
Lugs 4:24086b80928e 139 break;
Lugs 4:24086b80928e 140 }
Lugs 4:24086b80928e 141 }
Lugs 4:24086b80928e 142 buffer[i] = ' '; //set EOF marker.
Lugs 4:24086b80928e 143 buffer[i++] = '\0';
Lugs 4:24086b80928e 144
Lugs 4:24086b80928e 145 //kunwari open na yung file
Lugs 4:24086b80928e 146 printf("\r\nFile recieved. Parsing...\r\n");
Lugs 3:fcf745cd4f6d 147 //parse file into song in heap(remove sharps, put into enums.)
Lugs 3:fcf745cd4f6d 148
Lugs 4:24086b80928e 149 //useful benchmarks to find which characters are valid.
Lugs 4:24086b80928e 150 int candidate_number;
Lugs 4:24086b80928e 151 char *songpos=buffer+1; //song position
Lugs 4:24086b80928e 152 note song[256];
Lugs 4:24086b80928e 153 int pn_det;
Lugs 4:24086b80928e 154
Lugs 4:24086b80928e 155 if(current_inputtype == nokiacomposer) {
Lugs 4:24086b80928e 156 //for every [note] slot in [song]
Lugs 4:24086b80928e 157 for(i=0; i<2048; i++) {
Lugs 4:24086b80928e 158 //take the first base 10 integer you see.
Lugs 4:24086b80928e 159 //this initializes songpos ALWAYS. lol.
Lugs 4:24086b80928e 160 candidate_number = strtol(songpos-1,&songpos,10);
Lugs 4:24086b80928e 161 printf("Character:%i\r\n",candidate_number);
Lugs 4:24086b80928e 162 //if it's 1,2,4,8,16 or 32, VALID.
Lugs 4:24086b80928e 163 if((candidate_number==1)||candidate_number==2||candidate_number==4||candidate_number==8||candidate_number==16||candidate_number==32) {
Lugs 4:24086b80928e 164 song[i].length = candidate_number;
Lugs 4:24086b80928e 165 printf("Entered candidate [%i] into song[%i].length\r\n",candidate_number,i);
Lugs 4:24086b80928e 166 } else {
Lugs 4:24086b80928e 167 printf("Found invalid NOTE LENGTH value [%c] at position %li. Skipping until next whitespace...\r\n",*songpos,songpos-buffer);
Lugs 4:24086b80928e 168 //skip to after next whitespace
Lugs 4:24086b80928e 169 do {
Lugs 4:24086b80928e 170 songpos++;
Lugs 4:24086b80928e 171 } while(!isspace(*(songpos)));
Lugs 4:24086b80928e 172 do {
Lugs 4:24086b80928e 173 songpos++;
Lugs 4:24086b80928e 174 } while(!isalnum(*(songpos)));
Lugs 4:24086b80928e 175 //then do next iteration of LENGTH,PITCH,OCTAVE parse
Lugs 4:24086b80928e 176 i--;
Lugs 4:24086b80928e 177 continue;
Lugs 4:24086b80928e 178 }
Lugs 4:24086b80928e 179 //parse next character
Lugs 4:24086b80928e 180 printf("Character:%c\r\n",*songpos);
Lugs 4:24086b80928e 181 pn_det=0;
Lugs 4:24086b80928e 182 //watch out for sharps
Lugs 4:24086b80928e 183 if(!(*songpos=='#'||'a'<=*songpos<='z')) {
Lugs 4:24086b80928e 184 printf("Found invalid PITCH NAME value [%c] at position %li. Skipping word...\r\n",*songpos,songpos-buffer);
Lugs 4:24086b80928e 185 //skip to after next whitespace
Lugs 4:24086b80928e 186 do {
Lugs 4:24086b80928e 187 songpos++;
Lugs 4:24086b80928e 188 } while(!isspace(*(songpos)));
Lugs 4:24086b80928e 189 do {
Lugs 4:24086b80928e 190 songpos++;
Lugs 4:24086b80928e 191 } while(!isalnum(*(songpos)));
Lugs 4:24086b80928e 192 //then do next iteration of LENGTH,PITCH,OCTAVE parse
Lugs 4:24086b80928e 193 i--;
Lugs 4:24086b80928e 194 continue;
Lugs 4:24086b80928e 195 }
Lugs 4:24086b80928e 196 if(*songpos=='#') {
Lugs 4:24086b80928e 197 pn_det+=1;
Lugs 4:24086b80928e 198 songpos++;
Lugs 4:24086b80928e 199 printf("Sharp found.\r\n");
Lugs 4:24086b80928e 200 }
Lugs 4:24086b80928e 201 switch(*songpos) {
Lugs 4:24086b80928e 202 case 'c':
Lugs 4:24086b80928e 203 pn_det+=0;
Lugs 4:24086b80928e 204 break;
Lugs 4:24086b80928e 205 case 'd':
Lugs 4:24086b80928e 206 pn_det+=2;
Lugs 4:24086b80928e 207 break;
Lugs 4:24086b80928e 208 case 'e':
Lugs 4:24086b80928e 209 pn_det+=4;
Lugs 4:24086b80928e 210 break;
Lugs 4:24086b80928e 211 case 'f':
Lugs 4:24086b80928e 212 pn_det+=5;
Lugs 4:24086b80928e 213 break;
Lugs 4:24086b80928e 214 case 'g':
Lugs 4:24086b80928e 215 pn_det+=7;
Lugs 4:24086b80928e 216 break;
Lugs 4:24086b80928e 217 case 'a':
Lugs 4:24086b80928e 218 pn_det+=9;
Lugs 4:24086b80928e 219 break;
Lugs 4:24086b80928e 220 case 'b':
Lugs 4:24086b80928e 221 pn_det+=11;
Lugs 4:24086b80928e 222 break;
Lugs 4:24086b80928e 223 }
Lugs 4:24086b80928e 224 //check for invalid character at current position
Lugs 4:24086b80928e 225 //means that character was valid. move on.
Lugs 4:24086b80928e 226 songpos++;
Lugs 4:24086b80928e 227 printf("%c\n",*songpos);
Lugs 4:24086b80928e 228 if('0'<=*songpos<='9') {
Lugs 4:24086b80928e 229 int num = strtol(songpos,&songpos,10);
Lugs 4:24086b80928e 230 num+=3;//shift up thrice. board can't handle things this low.
Lugs 4:24086b80928e 231 printf("octave parsed: %i \t-> adder:%i\r\n",num,((num-2)*12));
Lugs 4:24086b80928e 232 pn_det=pn_det+((num-2)*12);
Lugs 4:24086b80928e 233 } else {
Lugs 4:24086b80928e 234 printf("Found invalid OCTAVE value [%c] at position %li. Skipping word...\r\n",*songpos,songpos-buffer);
Lugs 4:24086b80928e 235 //skip to after next whitespace
Lugs 4:24086b80928e 236 while(!isspace(*(songpos))) {
Lugs 4:24086b80928e 237 songpos++;
Lugs 4:24086b80928e 238 }
Lugs 4:24086b80928e 239 while(!isalnum(*(songpos))) {
Lugs 4:24086b80928e 240 songpos++;
Lugs 4:24086b80928e 241 }
Lugs 4:24086b80928e 242 //then do next iteration of LENGTH,PITCH,OCTAVE parse
Lugs 4:24086b80928e 243 i--;
Lugs 4:24086b80928e 244 continue;
Lugs 4:24086b80928e 245 }
Lugs 4:24086b80928e 246 song[i].pitch = (pitchname)pn_det;
Lugs 4:24086b80928e 247 printf("Entered pitch [%i] into song[%i].pitch\r\n",song[i].pitch,i);
Lugs 4:24086b80928e 248 printf("Final: {%i,%i} at i=%i\r\n",song[i].length,song[i].pitch,i);
Lugs 4:24086b80928e 249 printf("-------------------\r\n");
Lugs 4:24086b80928e 250 //make sure you're after the next whitespace
Lugs 4:24086b80928e 251 while(!isspace(*(songpos))) {
Lugs 4:24086b80928e 252 songpos++;
Lugs 4:24086b80928e 253 }
Lugs 4:24086b80928e 254 while(isspace(*(songpos))) {
Lugs 4:24086b80928e 255 songpos++;
Lugs 4:24086b80928e 256 };
Lugs 4:24086b80928e 257 if(*songpos == '\0'){
Lugs 4:24086b80928e 258 printf("NULL found. Escaping...\r\n");
Lugs 4:24086b80928e 259 goto esc;
Lugs 4:24086b80928e 260 }
Lugs 4:24086b80928e 261 }
Lugs 4:24086b80928e 262 } else if(current_inputtype == normal) {
Lugs 4:24086b80928e 263 //add normaltype parser here.
Lugs 4:24086b80928e 264 }
Lugs 4:24086b80928e 265
Lugs 4:24086b80928e 266 //add end term
Lugs 4:24086b80928e 267
Lugs 4:24086b80928e 268 //parsing is done
Lugs 4:24086b80928e 269 esc:
Lugs 4:24086b80928e 270
Lugs 4:24086b80928e 271 printf("at end: i = %i\r\n",i);
Lugs 4:24086b80928e 272 i++;
Lugs 4:24086b80928e 273 song[i].length = 1;
Lugs 4:24086b80928e 274 song[i].pitch = END;
Lugs 4:24086b80928e 275
Lugs 4:24086b80928e 276 printf("Parsing done.\r\n");
Lugs 4:24086b80928e 277
Lugs 4:24086b80928e 278 //ENDOFPARSER
Lugs 4:24086b80928e 279
Lugs 4:24086b80928e 280 int k;
Lugs 4:24086b80928e 281 for(k=0; song[k].pitch != END; k++) {
Lugs 4:24086b80928e 282 printf("{%i,%i},",song[k].length,song[k].pitch);
Lugs 4:24086b80928e 283 }
Lugs 4:24086b80928e 284 printf("{%i,%i},",song[k].length,song[k].pitch);
Lugs 4:24086b80928e 285 printf("\r\nPrinting done.\r\n");
Lugs 4:24086b80928e 286
Lugs 0:ad5ce0aff429 287 printf("Generating sine...\r\n");
Lugs 4:24086b80928e 288 for(i=0; i<128; i++) {
Lugs 0:ad5ce0aff429 289 audioDataBuffer[i] =((1.0 + sin((double(i)/16.0*6.28318530717959)))/2.0); //formula copied from mbed example
Lugs 0:ad5ce0aff429 290 }
Lugs 4:24086b80928e 291
Lugs 4:24086b80928e 292 /* HERE'S WHERE THE MUSIC STARTS */
Lugs 4:24086b80928e 293 /* LITERALLY. */
Lugs 4:24086b80928e 294
Lugs 4:24086b80928e 295 //FORMAT: { NUM_BEATS, PITCH }
Lugs 4:24086b80928e 296 char bpminp[5];
Lugs 4:24086b80928e 297 int PlayingFreq;
Lugs 4:24086b80928e 298
Lugs 4:24086b80928e 299
Lugs 4:24086b80928e 300 printf("Please enter desired BPM:\r\n");
Lugs 4:24086b80928e 301
Lugs 4:24086b80928e 302 for(i=0; i<5 && c!='\r'; i++) {
Lugs 4:24086b80928e 303 c = daplink.getc();
Lugs 4:24086b80928e 304 daplink.putc(c);
Lugs 4:24086b80928e 305 bpminp[i] = c;
Lugs 4:24086b80928e 306 }
Lugs 0:ad5ce0aff429 307
Lugs 4:24086b80928e 308 printf("BPM Recieved.\r\n");
Lugs 0:ad5ce0aff429 309
Lugs 4:24086b80928e 310 c=NULL; //reset C for next time.
Lugs 4:24086b80928e 311 int BPM = strtol(bpminp,NULL,0);
Lugs 4:24086b80928e 312 float SPB = 60*4/(float)BPM;
Lugs 3:fcf745cd4f6d 313
Lugs 4:24086b80928e 314 printf("BPM: %i",BPM);
Lugs 0:ad5ce0aff429 315
Lugs 4:24086b80928e 316 restart:
Lugs 4:24086b80928e 317
Lugs 4:24086b80928e 318 /*
Lugs 4:24086b80928e 319 HARVEST MOON SONG IN NORMAL FORMAT
Lugs 4:24086b80928e 320
Lugs 3:fcf745cd4f6d 321 note song[] = {
Lugs 3:fcf745cd4f6d 322 //batch 1
Lugs 3:fcf745cd4f6d 323 {4,(pitchname)38},{4,E5},{4,Fs5},{4,D5},{4,Fs5},{4,G5},{4,A5},{4,Fs5},{4,D5},
Lugs 3:fcf745cd4f6d 324 {4,A5},{4,B5},{4,A5},{4,G5},{4,B5},{4,A5},
Lugs 3:fcf745cd4f6d 325 {4,rest},
Lugs 3:fcf745cd4f6d 326 //batch 2
Lugs 3:fcf745cd4f6d 327 {4,D5},{4,E5},{4,Fs5},{4,D5},{4,Fs5},{4,G5},{4,A5},{4,Fs5},{4,D5},
Lugs 3:fcf745cd4f6d 328 {4,A5},{4,G5},{4,D5},{4,Fs5},{4,D5},{4,E5},
Lugs 3:fcf745cd4f6d 329 {4,rest},
Lugs 3:fcf745cd4f6d 330 //batch 1
Lugs 3:fcf745cd4f6d 331 {4,D5},{4,E5},{4,Fs5},{4,D5},{4,Fs5},{4,G5},{4,A5},{4,Fs5},{4,D5},
Lugs 3:fcf745cd4f6d 332 {4,A5},{4,B5},{4,A5},{4,G5},{4,B5},{4,A5},
Lugs 3:fcf745cd4f6d 333 {4,rest},
Lugs 3:fcf745cd4f6d 334 //batch 3
Lugs 3:fcf745cd4f6d 335 {2,G5},{4,G5},{4,E5},{4,Fs5},{4,E5},{4,D5},{4,Cs5},{4,D5},
Lugs 3:fcf745cd4f6d 336 //END
Lugs 3:fcf745cd4f6d 337 {1,END}
Lugs 3:fcf745cd4f6d 338 };
Lugs 4:24086b80928e 339 */
Lugs 4:24086b80928e 340
Lugs 4:24086b80928e 341 for(i = 0; 1; i++) {
Lugs 4:24086b80928e 342 switch(song[i].pitch) {
Lugs 3:fcf745cd4f6d 343 case rest:
Lugs 3:fcf745cd4f6d 344 wait(song[i].length*SPB);
Lugs 3:fcf745cd4f6d 345 continue;
Lugs 3:fcf745cd4f6d 346 case D2:
Lugs 3:fcf745cd4f6d 347 PlayingFreq = 73;
Lugs 3:fcf745cd4f6d 348 break;
Lugs 3:fcf745cd4f6d 349 case Ds2:
Lugs 3:fcf745cd4f6d 350 PlayingFreq = 78;
Lugs 3:fcf745cd4f6d 351 break;
Lugs 3:fcf745cd4f6d 352 case E2:
Lugs 3:fcf745cd4f6d 353 PlayingFreq = 82;
Lugs 3:fcf745cd4f6d 354 break;
Lugs 3:fcf745cd4f6d 355 case F2:
Lugs 3:fcf745cd4f6d 356 PlayingFreq = 87;
Lugs 3:fcf745cd4f6d 357 break;
Lugs 3:fcf745cd4f6d 358 case Fs2:
Lugs 3:fcf745cd4f6d 359 PlayingFreq = 92;
Lugs 3:fcf745cd4f6d 360 break;
Lugs 3:fcf745cd4f6d 361 case G2:
Lugs 2:93da96b41127 362 PlayingFreq = 98;
Lugs 2:93da96b41127 363 break;
Lugs 3:fcf745cd4f6d 364 case Gs2:
Lugs 3:fcf745cd4f6d 365 PlayingFreq = 104;
Lugs 2:93da96b41127 366 break;
Lugs 3:fcf745cd4f6d 367 case A2:
Lugs 2:93da96b41127 368 PlayingFreq = 110;
Lugs 2:93da96b41127 369 break;
Lugs 3:fcf745cd4f6d 370 case As2:
Lugs 2:93da96b41127 371 PlayingFreq = 117;
Lugs 2:93da96b41127 372 break;
Lugs 3:fcf745cd4f6d 373 case B2:
Lugs 2:93da96b41127 374 PlayingFreq = 123;
Lugs 2:93da96b41127 375 break;
Lugs 3:fcf745cd4f6d 376 case C3:
Lugs 2:93da96b41127 377 PlayingFreq = 131;
Lugs 2:93da96b41127 378 break;
Lugs 3:fcf745cd4f6d 379 case Cs3:
Lugs 2:93da96b41127 380 PlayingFreq = 139;
Lugs 2:93da96b41127 381 break;
Lugs 3:fcf745cd4f6d 382 case D3:
Lugs 2:93da96b41127 383 PlayingFreq = 147;
Lugs 2:93da96b41127 384 break;
Lugs 3:fcf745cd4f6d 385 case Ds3:
Lugs 2:93da96b41127 386 PlayingFreq = 156;
Lugs 2:93da96b41127 387 break;
Lugs 3:fcf745cd4f6d 388 case E3:
Lugs 2:93da96b41127 389 PlayingFreq = 165;
Lugs 2:93da96b41127 390 break;
Lugs 3:fcf745cd4f6d 391 case F3:
Lugs 2:93da96b41127 392 PlayingFreq = 175;
Lugs 2:93da96b41127 393 break;
Lugs 3:fcf745cd4f6d 394 case Fs3:
Lugs 2:93da96b41127 395 PlayingFreq = 185;
Lugs 2:93da96b41127 396 break;
Lugs 3:fcf745cd4f6d 397 case G3:
Lugs 2:93da96b41127 398 PlayingFreq = 196;
Lugs 2:93da96b41127 399 break;
Lugs 3:fcf745cd4f6d 400 case Gs3:
Lugs 2:93da96b41127 401 PlayingFreq = 208;
Lugs 2:93da96b41127 402 break;
Lugs 3:fcf745cd4f6d 403 case A3:
Lugs 2:93da96b41127 404 PlayingFreq = 220;
Lugs 2:93da96b41127 405 break;
Lugs 3:fcf745cd4f6d 406 case As3:
Lugs 2:93da96b41127 407 PlayingFreq = 233;
Lugs 2:93da96b41127 408 break;
Lugs 3:fcf745cd4f6d 409 case B3:
Lugs 2:93da96b41127 410 PlayingFreq = 247;
Lugs 2:93da96b41127 411 break;
Lugs 3:fcf745cd4f6d 412 case C4:
Lugs 2:93da96b41127 413 PlayingFreq = 262;
Lugs 2:93da96b41127 414 break;
Lugs 3:fcf745cd4f6d 415 case Cs4:
Lugs 2:93da96b41127 416 PlayingFreq = 277;
Lugs 2:93da96b41127 417 break;
Lugs 3:fcf745cd4f6d 418 case D4:
Lugs 2:93da96b41127 419 PlayingFreq = 294;
Lugs 2:93da96b41127 420 break;
Lugs 3:fcf745cd4f6d 421 case Ds4:
Lugs 2:93da96b41127 422 PlayingFreq = 311;
Lugs 2:93da96b41127 423 break;
Lugs 3:fcf745cd4f6d 424 case E4:
Lugs 2:93da96b41127 425 PlayingFreq = 330;
Lugs 2:93da96b41127 426 break;
Lugs 3:fcf745cd4f6d 427 case F4:
Lugs 2:93da96b41127 428 PlayingFreq = 349;
Lugs 2:93da96b41127 429 break;
Lugs 3:fcf745cd4f6d 430 case Fs4:
Lugs 2:93da96b41127 431 PlayingFreq = 370;
Lugs 2:93da96b41127 432 break;
Lugs 3:fcf745cd4f6d 433 case G4:
Lugs 2:93da96b41127 434 PlayingFreq = 392;
Lugs 2:93da96b41127 435 break;
Lugs 3:fcf745cd4f6d 436 case Gs4:
Lugs 2:93da96b41127 437 PlayingFreq = 415;
Lugs 2:93da96b41127 438 break;
Lugs 3:fcf745cd4f6d 439 case A4:
Lugs 2:93da96b41127 440 PlayingFreq = 440;
Lugs 2:93da96b41127 441 break;
Lugs 3:fcf745cd4f6d 442 case As4:
Lugs 2:93da96b41127 443 PlayingFreq = 466;
Lugs 2:93da96b41127 444 break;
Lugs 3:fcf745cd4f6d 445 case B4:
Lugs 2:93da96b41127 446 PlayingFreq = 494;
Lugs 2:93da96b41127 447 break;
Lugs 3:fcf745cd4f6d 448 case C5:
Lugs 2:93da96b41127 449 PlayingFreq = 523;
Lugs 2:93da96b41127 450 break;
Lugs 3:fcf745cd4f6d 451 case Cs5:
Lugs 2:93da96b41127 452 PlayingFreq = 554;
Lugs 2:93da96b41127 453 break;
Lugs 3:fcf745cd4f6d 454 case D5:
Lugs 2:93da96b41127 455 PlayingFreq = 587;
Lugs 2:93da96b41127 456 break;
Lugs 3:fcf745cd4f6d 457 case Ds5:
Lugs 2:93da96b41127 458 PlayingFreq = 622;
Lugs 2:93da96b41127 459 break;
Lugs 3:fcf745cd4f6d 460 case E5:
Lugs 2:93da96b41127 461 PlayingFreq = 659;
Lugs 2:93da96b41127 462 break;
Lugs 3:fcf745cd4f6d 463 case F5:
Lugs 2:93da96b41127 464 PlayingFreq = 698;
Lugs 2:93da96b41127 465 break;
Lugs 3:fcf745cd4f6d 466 case Fs5:
Lugs 2:93da96b41127 467 PlayingFreq = 740;
Lugs 2:93da96b41127 468 break;
Lugs 3:fcf745cd4f6d 469 case G5:
Lugs 2:93da96b41127 470 PlayingFreq = 784;
Lugs 2:93da96b41127 471 break;
Lugs 3:fcf745cd4f6d 472 case Gs5:
Lugs 2:93da96b41127 473 PlayingFreq = 831;
Lugs 2:93da96b41127 474 break;
Lugs 3:fcf745cd4f6d 475 case A5:
Lugs 2:93da96b41127 476 PlayingFreq = 880;
Lugs 2:93da96b41127 477 break;
Lugs 3:fcf745cd4f6d 478 case As5:
Lugs 2:93da96b41127 479 PlayingFreq = 932;
Lugs 2:93da96b41127 480 break;
Lugs 3:fcf745cd4f6d 481 case B5:
Lugs 2:93da96b41127 482 PlayingFreq = 988;
Lugs 2:93da96b41127 483 break;
Lugs 3:fcf745cd4f6d 484 case C6:
Lugs 2:93da96b41127 485 PlayingFreq = 1047;
Lugs 2:93da96b41127 486 break;
Lugs 3:fcf745cd4f6d 487 case Cs6:
Lugs 2:93da96b41127 488 PlayingFreq = 1109;
Lugs 2:93da96b41127 489 break;
Lugs 3:fcf745cd4f6d 490 case D6:
Lugs 2:93da96b41127 491 PlayingFreq = 1175;
Lugs 2:93da96b41127 492 break;
Lugs 3:fcf745cd4f6d 493 case Ds6:
Lugs 2:93da96b41127 494 PlayingFreq = 1245;
Lugs 2:93da96b41127 495 break;
Lugs 3:fcf745cd4f6d 496 case E6:
Lugs 2:93da96b41127 497 PlayingFreq = 1319;
Lugs 2:93da96b41127 498 break;
Lugs 3:fcf745cd4f6d 499 case F6:
Lugs 2:93da96b41127 500 PlayingFreq = 1397;
Lugs 2:93da96b41127 501 break;
Lugs 3:fcf745cd4f6d 502 case Fs6:
Lugs 2:93da96b41127 503 PlayingFreq = 1480;
Lugs 2:93da96b41127 504 break;
Lugs 3:fcf745cd4f6d 505 case G6:
Lugs 2:93da96b41127 506 PlayingFreq = 1568;
Lugs 2:93da96b41127 507 break;
Lugs 3:fcf745cd4f6d 508 case Gs6:
Lugs 2:93da96b41127 509 PlayingFreq = 1661;
Lugs 2:93da96b41127 510 break;
Lugs 3:fcf745cd4f6d 511 case END:
Lugs 3:fcf745cd4f6d 512 i = 0;
Lugs 4:24086b80928e 513 printf("SONG END. PRESS BUTTON TO RESTART.");
Lugs 4:24086b80928e 514 while(Button)
Lugs 4:24086b80928e 515 {
Lugs 4:24086b80928e 516 printf("\033[A\033[A\033[A\033[A");
Lugs 4:24086b80928e 517 }
Lugs 3:fcf745cd4f6d 518 goto restart;
Lugs 2:93da96b41127 519 }
Lugs 4:24086b80928e 520
Lugs 3:fcf745cd4f6d 521 Track.sampleRate = PlayingFreq * 16; //TONE FREQ = SAMPLE RATE / SAMPLES PER CYCLE
Lugs 3:fcf745cd4f6d 522 PWM.period_us(1); //1MHz
Lugs 3:fcf745cd4f6d 523 float ticker_period = (float) 1/(Track.sampleRate);
Lugs 3:fcf745cd4f6d 524 printf("\r\nTicker Period: %f\tTicker Freq: %f\r\nTarget Freq: %i \r\n\r\n",ticker_period, 1/ticker_period, PlayingFreq);
Lugs 2:93da96b41127 525
Lugs 3:fcf745cd4f6d 526 SampleTime.attach(&placeNewSample,ticker_period);
Lugs 4:24086b80928e 527 wait( (1/(float)song[i].length) *SPB);
Lugs 3:fcf745cd4f6d 528 SampleTime.detach();
Lugs 1:78ca0566c062 529
Lugs 4:24086b80928e 530
Lugs 4:24086b80928e 531
Lugs 2:93da96b41127 532 printf("\033[A\033[A\033[A\033[A");
Lugs 0:ad5ce0aff429 533 }
Lugs 3:fcf745cd4f6d 534 }
Lugs 0:ad5ce0aff429 535