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Nov 21st, 2018
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  1. int ledPins[] = {2, 3, 4, 5, 6, 7, 8, 9};
  2. int delayTime = 200;
  3.  
  4. void setup() {
  5. for(int i=0; i<8; i++) {
  6. pinMode(ledPins[i], OUTPUT);
  7. }
  8. }
  9.  
  10. void ledLoop() {
  11. for(int i=0; i<=7; i++) {
  12. digitalWrite(ledPins[i], HIGH);
  13. delay(delayTime);
  14. }
  15. for(int i=7; i>=0; i--) {
  16. digitalWrite(ledPins[i], LOW);
  17. delay(delayTime);
  18. }
  19. }
  20.  
  21. void loop() {
  22. ledLoop();
  23. }
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