const int  btn = 13, segA = 32, segB = 33, segC = 25;
const int segD = 26, segE = 27, segF = 14, segG = 12;

int dado = 0;
bool btnState = HIGH;
bool pressed = false;

void setup() {
  Serial.begin(115200);
  Serial.println("Digite um número de 0 a 9");
  displaySetup();
}

void loop() {
  btnState = digitalRead(btn);
 if(!btnState && !pressed){
     pressed = true;
     delay(20);
   }
 if(btnState && pressed){
   dado++;
   pressed = false;
   delay(20);
 }

  

  switch(dado){
    case 0: displayOn(0,0,0,0,0,0,0); delay(60);
    displayOn(1,1,1,1,1,1,0);
    break;
    case 1: displayOn(0,0,0,0,0,0,0); delay(60);
     displayOn(0,1,1,0,0,0,0);
    break;
    case 2: displayOn(0,0,0,0,0,0,0); delay(60);
     displayOn(1,1,0,1,1,0,1);
    break;
    case 3: displayOn(0,0,0,0,0,0,0); delay(60);
     displayOn(1,1,1,1,0,0,1);
    break;
    case 4: displayOn(0,0,0,0,0,0,0); delay(60);
     displayOn(0,1,1,0,0,1,1);
    break;
    case 5: displayOn(0,0,0,0,0,0,0); delay(60);
     displayOn(1,0,1,1,0,1,1);
    break;
    case 6: displayOn(0,0,0,0,0,0,0); delay(60);
     displayOn(1,0,1,1,1,1,1);
    break;
    case 7: displayOn(0,0,0,0,0,0,0); delay(60);
     displayOn(1,1,1,0,0,0,0);
    break;
    case 8: displayOn(0,0,0,0,0,0,0); delay(60);
     displayOn(1,1,1,1,1,1,1);
    break;
    case 9: displayOn(0,0,0,0,0,0,0); delay(60);
     displayOn(1,1,1,0,0,1,1);
    break;
    default: displayOn(1,1,1,1,1,1,0);
  }
 if(dado>9){
   dado=0;
 }
 
}

void displaySetup(){
  pinMode(segA, OUTPUT);
  pinMode(segB, OUTPUT);
  pinMode(segC, OUTPUT);
  pinMode(segD, OUTPUT);
  pinMode(segE, OUTPUT);
  pinMode(segF, OUTPUT);
  pinMode(segG, OUTPUT);
  pinMode(btn, INPUT_PULLUP);
}

void displayOn(bool onA, bool onB, bool onC, bool onD, bool onE, bool onF, bool onG){
  digitalWrite(segA, onA);
  digitalWrite(segB, onB);
  digitalWrite(segC, onC);
  digitalWrite(segD, onD);
  digitalWrite(segE, onE);
  digitalWrite(segF, onF);
  digitalWrite(segG, onG);
}