// Settings  
  bool lettura[7] = {0,0,0,0,0,0,0};
  int A_lettura = 0;
  int tempo = 0;
  int ul_lettura = 0;

  byte BooltoByte(bool Dig[], bool print_ok)
{

    byte byte_var = 0;

  // This is used for debugging and can be activated by passing print_ok as true
      if (print_ok)
      {
        Serial.print("\n\n The starting array is: ");
        for (int i = 0; i < 7; i++)
        {
          Serial.print("["); 
          Serial.print(Dig[i], BIN);
          Serial.print("]");
        }
      }

      // Conversion: 
      for (int i = 0; i < 7; i++)
      {
          if (Dig[i]) 
          {
            byte_var |= (1 << (7-i));
            if (print_ok)
            {
              Serial.print("\n");
              Serial.print(i);
              Serial.print(". ");
              Serial.print(byte_var, BIN);
            }
            
          }
      }

      if (print_ok)
      {
        Serial.print("\n\n The converted ->");
        Serial.print(byte_var, BIN);
      }
    
}

void setup() {
  
  Serial.begin(115200);
  pinMode(A0, INPUT);
  //pinMode(1, INPUT); //this crate some problems 
  pinMode(2, INPUT_PULLUP);
  pinMode(3, INPUT_PULLUP);
  pinMode(4, INPUT_PULLUP);
  pinMode(5, INPUT_PULLUP);
  pinMode(6, INPUT_PULLUP);
  pinMode(7, INPUT_PULLUP);
  pinMode(8, INPUT_PULLUP);

}

void loop() {
  
  // digitalread

  tempo = millis();
  if ((tempo - ul_lettura) >= 1000)
  {
     for( int i = 0; i < sizeof(lettura); i++)
     {
       lettura[i] = digitalRead(i+2);
     }
    ul_lettura = millis();
     //print vector
    Serial.print("\n\n Last read (");
    Serial.print(tempo,DEC);
    Serial.print("):\n");
     for( int i = 0; i < sizeof(lettura); i++)
     {
        Serial.print("[");
        Serial.print(lettura[i]);
        Serial.print("]");

        
        
     }
     Serial.print("\n Convertito ->");
     Serial.print(BooltoByte(lettura,1),BIN);

    
  }
 



}