Davido Piano Keys

gistfile1.txt

#include <ArduinoSound.h>
#include <SD.h>
#include <SPI.h>
#include <I2S.h>
 
int buttonPin[] = {1, 0, 5, 4, 13, 8, 11, 10, 7, 6, 9, 14}; //pin su cui colleghi i vari bottoni
char *notes[3][12] = { {"waveFile1", "waveFile2", "waveFile3", "waveFile4", "waveFile5", "waveFile6", "waveFile7", "waveFile8", "waveFile9","waveFile10","waveFile11","waveFile12", }, //da mettere i nomi dei file
{"waveFile13", "waveFile14", "waveFile15", "waveFile16", "waveFile17", "waveFile18", "waveFile19", "waveFile20", "waveFile21","waveFile22","waveFile23","waveFile24", },
{"waveFile25", "waveFile26", "waveFile27", "waveFile28", "waveFile29", "waveFile30", "waveFile31", "waveFile32", "waveFile33","waveFile34","waveFile35","waveFile36", }
};
int prevState[12];
int currState[12];
int buttonState = 0;
 
const int volumePot = A0;
const int instrumentPot = A1;
 
int potValue;
int delta;
int deltaDuration = 2500;
int instrument;
 
SDWaveFile waveFile1;
SDWaveFile waveFile2;
SDWaveFile waveFile3;
SDWaveFile waveFile4;
SDWaveFile waveFile5;
SDWaveFile waveFile6;
SDWaveFile waveFile7;
SDWaveFile waveFile8;
SDWaveFile waveFile9;
SDWaveFile waveFile10;
SDWaveFile waveFile11;
SDWaveFile waveFile12;
 
SDWaveFile waveFile13;
SDWaveFile waveFile14;
SDWaveFile waveFile15;
SDWaveFile waveFile16;
SDWaveFile waveFile17;
SDWaveFile waveFile18;
SDWaveFile waveFile19;
SDWaveFile waveFile20;
SDWaveFile waveFile21;
SDWaveFile waveFile22;
SDWaveFile waveFile23;
SDWaveFile waveFile24;
 
SDWaveFile waveFile25;
SDWaveFile waveFile26;
SDWaveFile waveFile27;
SDWaveFile waveFile28;
SDWaveFile waveFile29;
SDWaveFile waveFile30;
SDWaveFile waveFile31;
SDWaveFile waveFile32;
SDWaveFile waveFile33;
SDWaveFile waveFile34;
SDWaveFile waveFile35;
SDWaveFile waveFile36;
 
void setup() {
  Serial.begin(9600);
  if (SD.begin())
    Serial.println("SD inizializzata");
  else {
    Serial.println("Errorre con la scheda SD!");
    exit(1);
  }
 
  delta = 0;
 
  waveFile1 = SDWaveFile ("DO.wav");
  waveFile2 = SDWaveFile ("DOd.wav");
  waveFile3 = SDWaveFile ("RE.wav");
  waveFile4 = SDWaveFile ("REd.wav");
  waveFile5 = SDWaveFile ("MI.wav");
  waveFile6 = SDWaveFile ("FA.wav");
  waveFile7 = SDWaveFile ("FAd.wav");
  waveFile8 = SDWaveFile ("SOL.wav");
  waveFile9 = SDWaveFile ("SOLd.wav");
  waveFile10 = SDWaveFile ("LA.wav");
  waveFile11 = SDWaveFile ("LAd.wav");
  waveFile12 = SDWaveFile ("SI.wav");
 
  waveFile13 = SDWaveFile ("DO_1.wav");
  waveFile14 = SDWaveFile ("DOd_1.wav");
  waveFile15 = SDWaveFile ("RE_1.wav");
  waveFile16 = SDWaveFile ("REd_1.wav");
  waveFile17 = SDWaveFile ("MI_1.wav");
  waveFile18 = SDWaveFile ("FA_1.wav");
  waveFile19 = SDWaveFile ("FAd_1.wav");
  waveFile20 = SDWaveFile ("SOL_1.wav");
  waveFile21 = SDWaveFile ("SOLd_1.wav");
  waveFile22 = SDWaveFile ("LA_1.wav");
  waveFile23 = SDWaveFile ("LAd_1.wav");
  waveFile24 = SDWaveFile ("SI_1.wav");
 
  waveFile25 = SDWaveFile ("DO_2.wav");
  waveFile26 = SDWaveFile ("DOd_2.wav");
  waveFile27 = SDWaveFile ("RE_2.wav");
  waveFile28 = SDWaveFile ("REd_2.wav");
  waveFile29 = SDWaveFile ("MI_2.wav");
  waveFile30 = SDWaveFile ("FA_2.wav");
  waveFile31 = SDWaveFile ("FAd_2.wav");
  waveFile32 = SDWaveFile ("SOL_2.wav");
  waveFile33 = SDWaveFile ("SOLd_2.wav");
  waveFile34 = SDWaveFile ("LA_2.wav");
  waveFile35 = SDWaveFile ("LAd_2.wav");
  waveFile36 = SDWaveFile ("SI_2.wav");
 
  for (int n = 0; n < 12; n++){
    currState[n] = 0;
    prevState[n] = currState[n];
    pinMode(n,INPUT_PULLUP);
    digitalWrite(n, HIGH);
  }
}
 
void loop() {
  playNote();
 
  potValue = analogRead(volumePot);
  AudioOutI2S.volume(map(potValue, 0, 1023, 0, 35));
  potValue = analogRead(instrumentPot);
  instrument = map(potValue, 0, 1023, 1, 3);
 
  if ( debugLog() ) {
    Serial.print("Valore letto: ");
    Serial.println(potValue);
    Serial.print("Valore riportato: ");
    Serial.println( instrument );
  }
}
 
bool debugLog() {
  int tmp = millis();
  if (tmp -  delta > deltaDuration) {
    delta = tmp;
    return true;
  }
  return false;
}
 
void playNote() {
  for (int n = 0; n < 12; n++) {
    buttonState = digitalRead(buttonPin[n]);
    if(buttonState == LOW){
      currState[n] = 1;
    } else {
      currState[n] = 0;
    };
 
    if (currState[n] != prevState[n] ) {
      switch (instrument) {
        case 1: {
          switch (n) {
            case 0:
            AudioOutI2S.play(waveFile1);
            break;
            case 1:
            AudioOutI2S.play(waveFile2);
            break;
            case 2:
            AudioOutI2S.play(waveFile3);
            break;
            case 3:
            AudioOutI2S.play(waveFile4);
            break;
            case 4:
            AudioOutI2S.play(waveFile5);
            break;
            case 5:
            AudioOutI2S.play(waveFile6);
            break;
            case 6:
            AudioOutI2S.play(waveFile7);
            break;
            case 7:
            AudioOutI2S.play(waveFile8);
            break;
            case 8:
            AudioOutI2S.play(waveFile9);
            break;
            case 9:
            AudioOutI2S.play(waveFile10);
            break;
            case 10:
            AudioOutI2S.play(waveFile11);
            break;
            case 11:
            AudioOutI2S.play(waveFile12);
            break;
          }
        } break;
        case 2: {
          switch (n) {
            case 0:
            AudioOutI2S.play(waveFile13);
            break;
            case 1:
            AudioOutI2S.play(waveFile14);
            break;
            case 2:
            AudioOutI2S.play(waveFile15);
            break;
            case 3:
            AudioOutI2S.play(waveFile16);
            break;
            case 4:
            AudioOutI2S.play(waveFile17);
            break;
            case 5:
            AudioOutI2S.play(waveFile18);
            break;
            case 6:
            AudioOutI2S.play(waveFile19);
            break;
            case 7:
            AudioOutI2S.play(waveFile20);
            break;
            case 8:
            AudioOutI2S.play(waveFile21);
            break;
            case 9:
            AudioOutI2S.play(waveFile22);
            break;
            case 10:
            AudioOutI2S.play(waveFile23);
            break;
            case 11:
            AudioOutI2S.play(waveFile24);
            break;
          }
        } break;
        case 3: {
          switch (n) {
            case 0:
            AudioOutI2S.play(waveFile25);
            break;
            case 1:
            AudioOutI2S.play(waveFile26);
            break;
            case 2:
            AudioOutI2S.play(waveFile27);
            break;
            case 3:
            AudioOutI2S.play(waveFile28);
            break;
            case 4:
            AudioOutI2S.play(waveFile29);
            break;
            case 5:
            AudioOutI2S.play(waveFile30);
            break;
            case 6:
            AudioOutI2S.play(waveFile31);
            break;
            case 7:
            AudioOutI2S.play(waveFile32);
            break;
            case 8:
            AudioOutI2S.play(waveFile33);
            break;
            case 9:
            AudioOutI2S.play(waveFile34);
            break;
            case 10:
            AudioOutI2S.play(waveFile35);
            break;
            case 11:
            AudioOutI2S.play(waveFile36);
            break;
          }
        } break;
      }
    }
    prevState[n] = currState[n];
  }
}