#define


void set_output(unsigned char in)
  { 
    int i=0;
    int corrimiento=0;
      for (i=8; i==15; i++){
          corrimiento = (1<<(i-8));
          digitalWrite(i, in & corrimiento);
      }
  }


void setup(){
  // set up the LCD's number of columns and rows:
  pinMode(8, OUTPUT);
  pinMode(9, OUTPUT);
  pinMode(10, OUTPUT);
  pinMode(11, OUTPUT);
  pinMode(12, OUTPUT);
  pinMode(13, OUTPUT);  
  pinMode(14, OUTPUT);
  pinMode(15, OUTPUT);
  digitalWrite(8, 1);
  digitalWrite(9, 1);
  digitalWrite(10, 1);
  digitalWrite(11, 1);
  digitalWrite(12, 1);
  digitalWrite(13, 1);
  digitalWrite(14, 1);
  digitalWrite(15, 1);

  Serial.begin(9600);
  while (!Serial) {
    ; // wait for serial port to connect. Needed for native USB port only
  }


  Serial.println("Goodnight moon!");
}

void loop() {
   
  set_output(DO);
  delay(100);
  set_output(RE);
  delay(100);
  set_output(MI);
  delay(100);
  set_output(FA);
  delay(100);
  set_output(SOL);
  delay(100);
  set_output(LA);
  delay(100);
  set_output(SI);
  delay(100);
  set_output(DO2);
  delay(100);
  
}