#define DIGITOS 10
#define PINES_TOTAL 7

#define PIN_A   21
#define PIN_B   22
#define PIN_C    4
#define PIN_D   16
#define PIN_E   17
#define PIN_F   18
#define PIN_G    5
#define PIN_DP   2
#define PIN_PULSADOR 14

int pines[PINES_TOTAL] = {
    PIN_A,
    PIN_B,
    PIN_C,
    PIN_D,
    PIN_E,
    PIN_F,
    PIN_G
  };

int numbers[DIGITOS][PINES_TOTAL] = {
  {HIGH, HIGH, HIGH, HIGH, HIGH, HIGH, LOW},
  {LOW, HIGH, HIGH, LOW, LOW, LOW, LOW},
  {HIGH, HIGH, LOW, HIGH, HIGH, LOW, HIGH},
  {HIGH, HIGH, HIGH, HIGH, LOW, LOW, HIGH},
  {LOW, HIGH, HIGH, LOW, LOW, HIGH, HIGH},
  {HIGH, LOW, HIGH, HIGH, LOW, HIGH, HIGH},
  {HIGH, LOW, HIGH, HIGH, HIGH, HIGH, HIGH},
  {HIGH, HIGH, HIGH, LOW, LOW, LOW, LOW},
  {HIGH, HIGH, HIGH, HIGH, HIGH, HIGH, HIGH},
  {HIGH, HIGH, HIGH, LOW, LOW, HIGH, HIGH}
};

void showNumber(int number);
void clear();

void setup() {
  pinMode(PIN_PULSADOR, INPUT_PULLUP);
  for(int i = 0; i < PINES_TOTAL; i++) {
    pinMode(pines[i], OUTPUT);
  }
}

void loop() {
  if (digitalRead(PIN_PULSADOR) == 0) {
    for(int i = 0; i < DIGITOS; i++) {
      showNumber(i);
      delay(1000);
      clear();
    }
  } 
}

void showNumber(int number) {
  for(int i = 0; i < PINES_TOTAL; i++){
    digitalWrite(pines[i], numbers[number][i]); 
  }
}

void clear() {
  for(int i = 0; i < PINES_TOTAL; i++){
    digitalWrite(pines[i], LOW); 
  } 
}