int count;
int ones, tens, hun;
int hilo = LOW;
int delayer;
int loopa = 0;
int digits[10][7] = {
  { 1,1,1,1,1,1,0},
  { 0,1,1,0,0,0,0},
  { 1,1,0,1,1,0,1},
  { 1,1,1,1,0,0,1},
  { 0,1,1,0,0,1,1},
  { 1,0,1,1,0,1,1},
  { 1,0,1,1,1,1,1},
  { 1,1,1,0,0,0,0},
  { 1,1,1,1,1,1,1},
  { 1,1,1,0,0,1,1},
};

void setup() {
delayer = 200;
  pinMode(12,OUTPUT); //data
  pinMode(4,OUTPUT);  //clock
  pinMode(7,OUTPUT);  //clock 2
  pinMode(6,OUTPUT);  //clock 2
  pinMode(13,OUTPUT); //reset pin
  Serial.begin(9600);
}

void loop() {

if(loopa >=999){loopa=0;};
loopa ++;
breakdown(loopa);
writeDigit(hun,4);//6f
writeDigit(tens,4);//7
writeDigit(ones,4);


delay(90);
}

void breakdown(int num)
{
 ones=num%10;
 num=num/10;
 tens=num%10;
 num=num/10; 
 hun=num%10;
}

void writeDigit(int number,int pin)
{
  for(int i = 0; i <=6; i++)
  {
      switch(digits[number][i])
      {
        case 0:
        hilo = LOW;
        break;
        case 1:
        hilo = HIGH;
        break;
      };

    clockoff(0,pin);
    digitalWrite(12,hilo);
    clockon(0,pin);


  }
//  reset();  
}
    
void reset() // reset all chips
{
  digitalWrite(13,LOW);

  digitalWrite(13,HIGH);
  delay(0);
  digitalWrite(13,LOW);
}



void clockon(int interval,int pin) // advance the clock, needs to be called when adding bytes
{
  digitalWrite(pin,HIGH);
  delay(interval);

}
void clockoff(int interval,int pin) // advance the clock, needs to be called when adding bytes
{
  digitalWrite(pin,LOW);
  delay(interval);


}