void setup() { // put your setup code here, to run once: pinMode(4, OUTPUT); pinMode(5, OUTPUT); pinMode(6, OUTPUT); pinMode(7, OUTPUT); pinMode(8, OUTPUT); Serial.begin(9600); } void loop() { // put your main code here, to run repeatedly: digitalWrite(4, HIGH); digitalWrite(5, HIGH); digitalWrite(6, HIGH); digitalWrite(7, HIGH); digitalWrite(8, HIGH); delay(1000); digitalWrite(4, HIGH); digitalWrite(5, LOW); digitalWrite(6, LOW); digitalWrite(7, LOW); digitalWrite(8, LOW); delay(100); digitalWrite(5, HIGH); digitalWrite(6, LOW); digitalWrite(7, LOW); digitalWrite(8, LOW); digitalWrite(4, LOW); delay(100); digitalWrite(6, HIGH); digitalWrite(7, LOW); digitalWrite(8, LOW); digitalWrite(4, LOW); digitalWrite(5, LOW); delay(100); digitalWrite(7, HIGH); digitalWrite(8, LOW); digitalWrite(4, LOW); digitalWrite(5, LOW); digitalWrite(6, LOW); delay(100); digitalWrite(8, HIGH); digitalWrite(4, LOW); digitalWrite(5, LOW); digitalWrite(6, LOW); digitalWrite(7, LOW); delay(100); digitalWrite(4, HIGH); digitalWrite(5, LOW); digitalWrite(6, HIGH); digitalWrite(7, LOW); digitalWrite(8, HIGH); delay(1000); digitalWrite(4, LOW); digitalWrite(5, HIGH); digitalWrite(6, LOW); digitalWrite(7, HIGH); digitalWrite(8, LOW); delay(1000); }