const byte numeral[10] =
{
  B00000010, // angka 0
  B10011110, // angka 1
  B00100100, // angka 2 
  B00001100, // angka 3 
  B10011000, // angka 4 
  B01001000, // angka 5 
  B11000000, // angka 6 
  B00011110, // angka 7 
  B00000000, // angka 8 
  B00011000, // angka 9
};
                          //dp,G,E,F,D,C,B,A
const int segmentPins[8] = {5,9,8,7,6,4,3,2};

void setup() {
  for (int i=0; i < 8; i ++)
  {
    pinMode(segmentPins[i], OUTPUT);
  }
}
void loop() {
    for(int i=0; i <= 10; i++)
  {
    showDigit(i);
    delay(1000);
  }
    delay(500);
  }


void showDigit (int number)
{
  boolean isBitSet;
  for(int segment = 1; segment < 8; segment++)
  {
    if(number < 0 || number > 9)
    {
      isBitSet = 1; 
    }
    else
    {
      isBitSet = bitRead(numeral[number], segment); 
    }
  isBitSet = !isBitSet;
  digitalWrite(segmentPins[segment], isBitSet);
  }}