const int sevseg1A = 7;
const int sevseg1B = 8;
const int sevseg1C = 5;
const int sevseg1D = 3;
const int sevseg1E = 4;
const int sevseg1F = 6;
const int sevseg1G = 2;
const int sevseg1_dig1 = 9;
const int sevseg1_dig2 = 10;

void setup() {
  pinMode(sevseg1A, OUTPUT);  digitalWrite(sevseg1A, LOW);
  pinMode(sevseg1B, OUTPUT);  digitalWrite(sevseg1B, LOW);
  pinMode(sevseg1C, OUTPUT);  digitalWrite(sevseg1C, LOW);
  pinMode(sevseg1D, OUTPUT);  digitalWrite(sevseg1D, LOW);
  pinMode(sevseg1E, OUTPUT);  digitalWrite(sevseg1E, LOW);
  pinMode(sevseg1F, OUTPUT);  digitalWrite(sevseg1F, LOW);
  pinMode(sevseg1G, OUTPUT);  digitalWrite(sevseg1G, LOW);

  pinMode(sevseg1_dig1, OUTPUT);  digitalWrite(sevseg1_dig1, LOW);
  pinMode(sevseg1_dig2, OUTPUT);  digitalWrite(sevseg1_dig2, LOW);
}

void loop() {
  digitalWrite(sevseg1_dig1, HIGH);
  digitalWrite(sevseg1A, HIGH);
  delay(500);
  digitalWrite(sevseg1B, HIGH);
delay(500);
  digitalWrite(sevseg1C, HIGH);
  digitalWrite(sevseg1_dig2, HIGH);
delay(500);
  digitalWrite(sevseg1A, LOW);
  delay(500);
  digitalWrite(sevseg1B, LOW);
delay(500);
  digitalWrite(sevseg1C, LOW);
delay(500);
}