const byte interruptPin = 2;
const byte interruptPin1 = 3;
int numero=0;
volatile byte state = LOW;

  //// Ana Milena Gomez

void setup() {
  pinMode(13, OUTPUT);
  pinMode(12, OUTPUT);
  pinMode(11, OUTPUT);
  pinMode(10, OUTPUT);
  pinMode(8, OUTPUT);
  pinMode(7, OUTPUT);
  pinMode(6, OUTPUT);
  pinMode(5, OUTPUT);
  pinMode(interruptPin, INPUT_PULLUP);
  attachInterrupt(digitalPinToInterrupt(interruptPin), blink, FALLING);
  attachInterrupt(digitalPinToInterrupt(interruptPin1), blink2, FALLING);
  Serial.begin(9600);
}



void loop() {
  while(numero<10){
  if (numero==0) 
{
  mostrarnumero0();
  delay(1000);
}
  if (numero==1) 
{
  mostrarnumero1();
  delay(1000);
}
  if (numero==2) 
{
  mostrarnumero2();
  delay(1000);
}
  if (numero==3) 
{
  mostrarnumero3();
  delay(1000);
}
  if (numero==4) 
{
  mostrarnumero4();
  delay(1000);
}
  if (numero==5) 
{
  mostrarnumero5();
  delay(1000);
}
  if (numero==6) 
{
  mostrarnumero6();
  delay(1000);
}
  if (numero==7) 
{
  mostrarnumero7();
  delay(1000);
}
  if (numero==8) 
{
  mostrarnumero8();
  delay(1000);
}
  if (numero==9) 
{
  mostrarnumero9();
  delay(1000);
}
Serial.println(numero);
}
}

void blink() {
numero++;
}
void blink2() {
numero--;
}
  


void mostrarnumero0() {

  digitalWrite(13, LOW); //E
  digitalWrite(12,LOW);  //D
  digitalWrite(11,LOW);  //C
  digitalWrite(10,HIGH);  //DP
  digitalWrite(8,HIGH);  //G
  digitalWrite(7,LOW);  //F
  digitalWrite(6,LOW);  //A
  digitalWrite(5,LOW);  //B
}  
void mostrarnumero1() {

  digitalWrite(13, HIGH); //E
  digitalWrite(12,HIGH);  //D
  digitalWrite(11,LOW);  //C
  digitalWrite(10,HIGH);  //DP
  digitalWrite(8,HIGH);  //G
  digitalWrite(7,HIGH);  //F
  digitalWrite(6,HIGH);  //A
  digitalWrite(5,LOW);  //B
}
void mostrarnumero2() {

  digitalWrite(13, LOW); //E
  digitalWrite(12,LOW);  //D
  digitalWrite(11,HIGH);  //C
  digitalWrite(10,HIGH);  //DP
  digitalWrite(8,LOW);  //G
  digitalWrite(7,HIGH);  //F
  digitalWrite(6,LOW);  //A
  digitalWrite(5,LOW);  //B
}
void mostrarnumero3() {

  digitalWrite(13, HIGH); //E
  digitalWrite(12,LOW);  //D
  digitalWrite(11,LOW);  //C
  digitalWrite(10,HIGH);  //DP
  digitalWrite(8,LOW);  //G
  digitalWrite(7,HIGH);  //F
  digitalWrite(6,LOW);  //A
  digitalWrite(5,LOW);  //B
}

void mostrarnumero4() {

  digitalWrite(13, HIGH); //E
  digitalWrite(12,HIGH);  //D
  digitalWrite(11,LOW);  //C
  digitalWrite(10,HIGH);  //DP
  digitalWrite(8,LOW);  //G
  digitalWrite(7,LOW);  //F
  digitalWrite(6,HIGH);  //A
  digitalWrite(5,LOW);  //B
}  

void mostrarnumero5() {

  digitalWrite(13, HIGH); //E
  digitalWrite(12,LOW);  //D
  digitalWrite(11,LOW);  //C
  digitalWrite(10,HIGH);  //DP
  digitalWrite(8,LOW);  //G
  digitalWrite(7,LOW);  //F
  digitalWrite(6,LOW);  //A
  digitalWrite(5,HIGH);  //B
}  

void mostrarnumero6() {

  digitalWrite(13, LOW); //E
  digitalWrite(12,LOW);  //D
  digitalWrite(11,LOW);  //C
  digitalWrite(10,HIGH);  //DP
  digitalWrite(8,LOW);  //G
  digitalWrite(7,LOW);  //F
  digitalWrite(6,LOW);  //A
  digitalWrite(5,HIGH);  //B
} 
void mostrarnumero7() {

  digitalWrite(13, HIGH); //E
  digitalWrite(12,HIGH);  //D
  digitalWrite(11,LOW);  //C
  digitalWrite(10,HIGH);  //DP
  digitalWrite(8,HIGH);  //G
  digitalWrite(7,HIGH);  //F
  digitalWrite(6,LOW);  //A
  digitalWrite(5,LOW);  //B
}
void mostrarnumero8() {

  digitalWrite(13, LOW); //E
  digitalWrite(12,LOW);  //D
  digitalWrite(11,LOW);  //C
  digitalWrite(10,HIGH);  //DP
  digitalWrite(8,LOW);  //G
  digitalWrite(7,LOW);  //F
  digitalWrite(6,LOW);  //A
  digitalWrite(5,LOW);  //B
}  

void mostrarnumero9() {

  digitalWrite(13, HIGH); //E
  digitalWrite(12,LOW);  //D
  digitalWrite(11,LOW);  //C
  digitalWrite(10,HIGH);  //DP
  digitalWrite(8,LOW);  //G
  digitalWrite(7,LOW);  //F
  digitalWrite(6,LOW);  //A
  digitalWrite(5,LOW);  //B
}