void setup() { pinMode(13, OUTPUT); pinMode(12, OUTPUT); pinMode(11, OUTPUT); pinMode(10, OUTPUT); pinMode(9, OUTPUT); pinMode(8, OUTPUT); pinMode(7, OUTPUT); pinMode(6, OUTPUT); pinMode(5, OUTPUT); pinMode(4, OUTPUT); pinMode(3, OUTPUT); pinMode(2, OUTPUT); } void loop() { one(); delay(3000); two(); three(); delay(3000); four(); five(); delay(3000); six(); seven(); delay(3000); eight(); nine(); delay(3000); ten(); eleven(); delay(3000); twelve(); thirteen(); delay(3000); fourteen(); fifteen(); delay(3000); sixteen(); } void one() { digitalWrite(13, HIGH); digitalWrite(10, HIGH); digitalWrite(7, HIGH); digitalWrite(2, HIGH); } void two() { digitalWrite(13, LOW); digitalWrite(10, LOW); digitalWrite(7, LOW); digitalWrite(2, LOW); } void three() { digitalWrite(13, HIGH); digitalWrite(10, HIGH); digitalWrite(7, HIGH); digitalWrite(3, HIGH); } void four() { digitalWrite(13, LOW); digitalWrite(10, LOW); digitalWrite(7, LOW); digitalWrite(3, LOW); } void five() { digitalWrite(13, HIGH); digitalWrite(10, HIGH); digitalWrite(5, HIGH); digitalWrite(4, HIGH); } void six() { digitalWrite(13, LOW); digitalWrite(10, LOW); digitalWrite(5, LOW); digitalWrite(4, LOW); } void seven() { digitalWrite(13, HIGH); digitalWrite(10, HIGH); digitalWrite(6, HIGH); digitalWrite(4, HIGH); } void eight() { digitalWrite(13, LOW); digitalWrite(10, LOW); digitalWrite(6, LOW); digitalWrite(4, LOW); } void nine() { digitalWrite(13, HIGH); digitalWrite(8, HIGH); digitalWrite(7, HIGH); digitalWrite(4, HIGH); } void ten() { digitalWrite(13, LOW); digitalWrite(8, LOW); digitalWrite(7, LOW); digitalWrite(4, LOW); } void eleven() { digitalWrite(13, HIGH); digitalWrite(9, HIGH); digitalWrite(7, HIGH); digitalWrite(4, HIGH); } void twelve() { digitalWrite(13, LOW); digitalWrite(9, LOW); digitalWrite(7, LOW); digitalWrite(4, LOW); } void thirteen() { digitalWrite(11, HIGH); digitalWrite(10, HIGH); digitalWrite(7, HIGH); digitalWrite(4, HIGH); } void fourteen() { digitalWrite(11, LOW); digitalWrite(10, LOW); digitalWrite(7, LOW); digitalWrite(4, LOW); } void fifteen() { digitalWrite(12, HIGH); digitalWrite(10, HIGH); digitalWrite(7, HIGH); digitalWrite(4, HIGH); } void sixteen() { digitalWrite(12, LOW); digitalWrite(10, LOW); digitalWrite(7, LOW); digitalWrite(4, LOW); }