/****************************************************************/
/*								*/	
/*			TOMBOLA CON ARDUINO			*/
/*								*/
/* Autore: Fabio Riscica					*/
/*								*/	
/* Data:   13/12/2020						*/
/*								*/
/****************************************************************/

#define segment_a 2
#define segment_b 3
#define segment_c 4
#define segment_d 5
#define segment_e 6
#define segment_f 7
#define segment_g 8
#define segment_dp 9
#define puls 10
#define com_1 11
#define com_2 12

unsigned char estrazione[90];
unsigned char i = 0;  

void setup() {                
  pinMode(segment_a, OUTPUT);     
  pinMode(segment_b, OUTPUT);     
  pinMode(segment_c, OUTPUT);     
  pinMode(segment_d, OUTPUT);     
  pinMode(segment_e, OUTPUT);     
  pinMode(segment_f, OUTPUT);     
  pinMode(segment_g, OUTPUT);
  pinMode(segment_dp, OUTPUT);
  pinMode(com_1, OUTPUT);     
  pinMode(com_2, OUTPUT);     
  pinMode(puls, INPUT); 

  randomSeed(analogRead(0));
}

void display(char num)
{
  switch(num)
  {
    case 0 :
              digitalWrite(segment_a, HIGH);
              digitalWrite(segment_b, HIGH);
              digitalWrite(segment_c, HIGH);
              digitalWrite(segment_d, HIGH);
              digitalWrite(segment_e, HIGH);
              digitalWrite(segment_f, HIGH);
              digitalWrite(segment_g, LOW);    
              break;
    case 1 :
              digitalWrite(segment_a, LOW);
              digitalWrite(segment_b, HIGH);
              digitalWrite(segment_c, HIGH);
              digitalWrite(segment_d, LOW);
              digitalWrite(segment_e, LOW);
              digitalWrite(segment_f, LOW);
              digitalWrite(segment_g, LOW);
              break;
    case 2 :
              digitalWrite(segment_a, HIGH);
              digitalWrite(segment_b, HIGH);
              digitalWrite(segment_c, LOW);
              digitalWrite(segment_d, HIGH);
              digitalWrite(segment_e, HIGH);
              digitalWrite(segment_f, LOW);
              digitalWrite(segment_g, HIGH);

              break;
    case 3 :
              digitalWrite(segment_a, HIGH);
              digitalWrite(segment_b, HIGH);
              digitalWrite(segment_c, HIGH);
              digitalWrite(segment_d, HIGH);
              digitalWrite(segment_e, LOW);
              digitalWrite(segment_f, LOW);
              digitalWrite(segment_g, HIGH);
              break;
    case 4 :
              digitalWrite(segment_a, LOW);
              digitalWrite(segment_b, HIGH);
              digitalWrite(segment_c, HIGH);
              digitalWrite(segment_d, LOW);
              digitalWrite(segment_e, LOW);
              digitalWrite(segment_f, HIGH);
              digitalWrite(segment_g, HIGH);
              break;
    case 5 :
              digitalWrite(segment_a, HIGH);
              digitalWrite(segment_b, LOW);
              digitalWrite(segment_c, HIGH);
              digitalWrite(segment_d, HIGH);
              digitalWrite(segment_e, LOW);
              digitalWrite(segment_f, HIGH);
              digitalWrite(segment_g, HIGH);
              break;
    case 6 :
              digitalWrite(segment_a, HIGH);
              digitalWrite(segment_b, LOW);
              digitalWrite(segment_c, HIGH);
              digitalWrite(segment_d, HIGH);
              digitalWrite(segment_e, HIGH);
              digitalWrite(segment_f, HIGH);
              digitalWrite(segment_g, HIGH);
              break;
    case 7 :
              digitalWrite(segment_a, HIGH);
              digitalWrite(segment_b, HIGH);
              digitalWrite(segment_c, HIGH);
              digitalWrite(segment_d, LOW);
              digitalWrite(segment_e, LOW);
              digitalWrite(segment_f, LOW);
              digitalWrite(segment_g, LOW);
              break;
    case 8 :
              digitalWrite(segment_a, HIGH);
              digitalWrite(segment_b, HIGH);
              digitalWrite(segment_c, HIGH);
              digitalWrite(segment_d, HIGH);
              digitalWrite(segment_e, HIGH);
              digitalWrite(segment_f, HIGH);
              digitalWrite(segment_g, HIGH);
              break;
    case 9 :
              digitalWrite(segment_a, HIGH);
              digitalWrite(segment_b, HIGH);
              digitalWrite(segment_c, HIGH);
              digitalWrite(segment_d, HIGH);
              digitalWrite(segment_e, LOW);
              digitalWrite(segment_f, HIGH);
              digitalWrite(segment_g, HIGH);   }
  }

boolean numero_estratto(unsigned int numero)
{
 unsigned char j;

 for (j=0;j<i;j++)
   if (numero == estrazione[j])
     return(1);  
     
 return(0); 
 }
 
void loop() {
  
  unsigned int numero;
  
  do {
      numero = random(1, 91);
      }
  while (numero_estratto(numero));
  
  estrazione[i] = numero;
  i++;

  digitalWrite(com_1, HIGH);
  digitalWrite(com_2, HIGH);
  delay(2000);
  while(!digitalRead(puls));

  do {
          digitalWrite(com_1, LOW);
          digitalWrite(com_2, HIGH);
          display((int)numero/10);
    	  delay(50);
          
          digitalWrite(com_1, HIGH);
          digitalWrite(com_2, LOW);
          display(numero%10);
    	  delay(50);
          }
       while(digitalRead(puls));
    }