// www.sinauprogramming.com 
void setup() {
  pinMode(13, OUTPUT); // Kaki 13 menunjukan ke pin A 7segment
  pinMode(12, OUTPUT); // Kaki 12 menunjukan ke pin B 7segment
  pinMode(11, OUTPUT); // Kaki 11 menunjukan ke pin C 7segment
  pinMode(10, OUTPUT); // Kaki 10 menunjukan ke pin D 7segment
  pinMode(9, OUTPUT); // Kaki 9 menunjukan ke pin E 7segment
  pinMode(8, OUTPUT); // Kaki 8 menunjukan ke pin F 7segment
  pinMode(7, OUTPUT); // Kaki 7 menunjukan ke pin G 7segment
 }


void loop() {
 // tampilan angka  '0'
 digitalWrite(13, 1);
 digitalWrite(12, 1);
 digitalWrite(11, 1);
 digitalWrite(10, 1);
 digitalWrite(9, 1);
 digitalWrite(8, 1);
 digitalWrite(7, 0);
 delay(500);
  // tampilan angka '1'
 digitalWrite(13, 0);
 digitalWrite(12, 1);
 digitalWrite(11, 1);
 digitalWrite(10, 0);
 digitalWrite(9, 0);
 digitalWrite(8, 0);
 digitalWrite(7, 0);
 delay(500);
 // tampilan angka '2'
digitalWrite(13, 1);
digitalWrite(12, 1);
digitalWrite(11, 0);
digitalWrite(10, 1);
digitalWrite(9, 1);
digitalWrite(8, 0);
digitalWrite(7, 1);
 delay(500);
  // tampilan angka '3'
 digitalWrite(13, 1);
 digitalWrite(12, 1);
 digitalWrite(11, 1);
 digitalWrite(10, 1);
 digitalWrite(9, 0);
 digitalWrite(8, 0);
 digitalWrite(7, 1);
 delay(500);
  // tampilan angka '4'
 digitalWrite(13, 0);
 digitalWrite(12, 1);
 digitalWrite(11, 1);
 digitalWrite(10, 0);
 digitalWrite(9, 0);
 digitalWrite(8, 1);
 digitalWrite(7, 1);
 delay(500);
 // tampila angka '5'
 digitalWrite(13, 1);
 digitalWrite(12, 0);
 digitalWrite(11, 1);
 digitalWrite(10, 1);
 digitalWrite(9, 0);
 digitalWrite(8, 1);
 digitalWrite(7, 1);
 delay(500);
// tampilan angka '6'
 digitalWrite(13, 1);
 digitalWrite(12, 0);
 digitalWrite(11, 1);
 digitalWrite(10, 1);
 digitalWrite(9, 1);
 digitalWrite(8, 1);
 digitalWrite(7, 1);
 delay(500);
// tampilan angka '7'
 digitalWrite(13, 1);
 digitalWrite(12, 1);
 digitalWrite(11, 1);
 digitalWrite(10, 0);
 digitalWrite(9, 0);
 digitalWrite(8, 0);
 digitalWrite(7, 0);
 delay(500);
 // tampilan angka '8'
 digitalWrite(13, 1);
 digitalWrite(12, 1);
 digitalWrite(11, 1);
 digitalWrite(10, 1);
 digitalWrite(9, 1);
 digitalWrite(8, 1);
 digitalWrite(7, 1);
 delay(500);
 // tampilan angka '9'
 digitalWrite(13, 1);
 digitalWrite(12, 1);
 digitalWrite(11, 1);
 digitalWrite(10, 1);
 digitalWrite(9, 0);
 digitalWrite(8, 1);
 digitalWrite(7, 1);
 delay(500);
 // tampilan huruf 'A'
 digitalWrite(13, 1);
 digitalWrite(12, 1);
 digitalWrite(11, 1);
 digitalWrite(10, 0);
 digitalWrite(9, 1);
 digitalWrite(8, 1);
 digitalWrite(7, 1);
 delay(500);
 // tampilan huruf 'b'
 digitalWrite(13, 0);
 digitalWrite(12, 0);
 digitalWrite(11, 1);
 digitalWrite(10, 1);
 digitalWrite(9, 1);
 digitalWrite(8, 1);
 digitalWrite(7, 1);
 delay(500);
  // tampilan huruf 'C'
 digitalWrite(13, 1);
 digitalWrite(12, 0);
 digitalWrite(11, 0);
 digitalWrite(10, 1);
 digitalWrite(9, 1);
 digitalWrite(8, 1);
 digitalWrite(7, 0);
 delay(500);
  // tampilan huruf 'd'
 digitalWrite(13, 0);
 digitalWrite(12, 1);
 digitalWrite(11, 1);
 digitalWrite(10, 1);
 digitalWrite(9, 1);
 digitalWrite(8, 0);
 digitalWrite(7, 1);
 delay(500);
 // tampilan huruf 'E'
 digitalWrite(13, 1);
 digitalWrite(12, 0);
 digitalWrite(11, 0);
 digitalWrite(10, 1);
 digitalWrite(9, 1);
 digitalWrite(8, 1);
 digitalWrite(7, 1);
 delay(500);
 // tampilan huruf 'F'
 digitalWrite(13, 1);
 digitalWrite(12, 0);
 digitalWrite(11, 0);
 digitalWrite(10, 0);
 digitalWrite(9, 1);
 digitalWrite(8, 1);
 digitalWrite(7, 1);
 delay(500);
 // tampilan angka 'g'
 digitalWrite(13, 1);
 digitalWrite(12, 1);
 digitalWrite(11, 1);
 digitalWrite(10, 1);
 digitalWrite(9, 0);
 digitalWrite(8, 1);
 digitalWrite(7, 1);
 delay(500);
  // tampilan angka 'H'
 digitalWrite(13, 0);
 digitalWrite(12, 1);
 digitalWrite(11, 1);
 digitalWrite(10, 0);
 digitalWrite(9, 1);
 digitalWrite(8, 1);
 digitalWrite(7, 1);
 delay(500);
  // tampilan angka 'I'
 digitalWrite(13, 0);
 digitalWrite(12, 0);
 digitalWrite(11, 0);
 digitalWrite(10, 0);
 digitalWrite(9, 1);
 digitalWrite(8, 1);
 digitalWrite(7, 0);
 delay(500);
  // tampilan angka 'J'
 digitalWrite(13, 0);
 digitalWrite(12, 1);
 digitalWrite(11, 1);
 digitalWrite(10, 1);
 digitalWrite(9, 1);
 digitalWrite(8, 0);
 digitalWrite(7, 0);
 delay(500);
}