JardinSolar

/* ======================================================================
 sequenciador solar. DreamAddictive 2010 - http://dalab.ws
 Basado en el codigo de  Arduino Punk Console
======================================================================*/

#define FrecuenciaAnaloga 1
#define TempoAnalogo 2
#define DuracionAnaloga 0
#define salida 11
#define boton0 2
#define boton1 3
#define boton2 4
#define boton3 5
#define boton4 6
#define boton5 7
#define boton6 8
#define StartStop 10

// lista para cada uno de los pasos
int pasos[] = {
  100,120,140,160,180,200,220};

// misc
int duration = 50;
int pitchval = 1;
int modoTocar = true;
int lastPushedStep = -1;
int val = 3;
int disminuir = 2;

// tempo inicial =
int tempo = 120;

void setup() { 

  // inputs y outputs
  pinMode (boton0, INPUT);
  pinMode (boton1, INPUT);
  pinMode (boton2, INPUT);
  pinMode (boton3, INPUT);
  pinMode (boton4, INPUT);
  pinMode (boton5, INPUT);
  pinMode (boton6, INPUT);
  pinMode (StartStop, INPUT);
  pinMode (salida, OUTPUT);  

}

void loop() {
  // loop de sequencia principal
  for (int i=0; i<7; i++)
  {
    //MODO PARA TOCA
    modoTocar = digitalRead (StartStop);

    // checar el Hardware
    LeerBotones();
    LeerPots();

    // Make the noise
    if (modoTocar)
    {
      freqout (pasos[i], duration);
    }

    // Pause between steps
    delay (tempo);
  }
} 

// Read the current values of the pots, called from the loop.
void LeerPots ()
{
  tempo = (analogRead (TempoAnalogo) * 1.9);
  duration = (analogRead (DuracionAnaloga * 1.9));
}

void LeerBotones() {
  // resete el ultimo paso
  lastPushedStep = -1;

  // check switch 0, if pressed, get the current freq into step 0, etc. etc.
  if (digitalRead (boton0) == HIGH)
  {
    pasos[0] = analogRead(FrecuenciaAnaloga);
    lastPushedStep = 1;
  }

  else if (digitalRead (boton1) == HIGH)
  {
    pasos[1] = analogRead(FrecuenciaAnaloga);
    lastPushedStep = 2;
  }

  else if (digitalRead (boton2) == HIGH)
  {
    pasos[2] = analogRead(FrecuenciaAnaloga);
    lastPushedStep = 3;
  }
  else if (digitalRead (boton3) == HIGH)
  {
    pasos[3] = analogRead(FrecuenciaAnaloga);
    lastPushedStep = 4;
  }
  else if (digitalRead (boton4) == HIGH)
  {
    pasos[4] = analogRead(FrecuenciaAnaloga);
    lastPushedStep = 5;
  }
  else if (digitalRead (boton5) == HIGH)
  {
    pasos[5] = analogRead(FrecuenciaAnaloga);
    lastPushedStep = 6;
  }
   else if (digitalRead (boton6) == HIGH)
  {
    pasos[6] = analogRead(FrecuenciaAnaloga);
    lastPushedStep = 7;
  }
}

//freqout code by Paul Badger
// freq - frequency value
// t - time duration of tone
// Modificacion en el hperiod
void freqout(int freq, int t) {
  long hperiod;     //calculate 1/2 period in us
  long cycles, i; 

  val = analogRead(3);
  Serial.begin(9600);
  Serial.print(val,DEC);
  Serial.print(" ");

  hperiod = (map(val, 0, 1023, 8000, 300000)  / ((freq -3) - disminuir));  //* analogRead(Modulacion) checar mapeo de valores

  // calculate cycles
  cycles = ((long)freq * (long)t) / 1000;    // calculate cycles

  for (i=0; i<= cycles; i++) {
    digitalWrite(salida, HIGH);
    delayMicroseconds(hperiod);
    digitalWrite(salida, LOW);
    delayMicroseconds(hperiod - 1);     // - 1 to make up for fractional microsecond in digitaWrite overhead
  }
}