byte Leds [] = { 13 , 12 , 14 ,27 , 26, 25 , 33  };
byte comun [] = { 19, 21, 22 , 23 }; // Se usa para encender un digito del display de 4 dig.
int C = 0 ,  CUENTA [] = { 0x7E , 0x30 , 0x6D , 0x79 , 0x33 , 0x5B , 0x5F , 0x70 , 0x7F , 0x73 , 0x77 , 0x1F , 0x4E , 0x47};  
byte B=0;
int Dig [] = {0,0,0,0};
unsigned long intervalo = 500;
unsigned long MillisPrevious= 0;

void setup(){
for ( byte i = 0 ; i < 7 ; i ++ ){
pinMode(Leds [i], OUTPUT  );
}
for (byte i = 0 ; i < 4 ; i ++ ){
pinMode (comun [i] , OUTPUT );
}
}
 
void loop (){

Limitante ( 1000 );
for ( byte i =0 ; i< 4; i ++){
Display ( CUENTA [Dig[i]]);
Barrido ( i );
delay(5);
}
}