int ledPin0 = 2;
int ledPin1 = 3;
int ledPin2 = 4;
int ledPin3 = 5;
int ledPin4 = 6;
int ledPin5 = 7;
int ledPin6 = 8;
int ledPin7 = 9;
void setup() {
pinMode(ledPin0, OUTPUT);
pinMode(ledPin1, OUTPUT);
pinMode(ledPin2, OUTPUT);
pinMode(ledPin3, OUTPUT);
pinMode(ledPin4, OUTPUT);
pinMode(ledPin5, OUTPUT);
pinMode(ledPin6, OUTPUT);
pinMode(ledPin7, OUTPUT);
}
void loop() {
digitalWrite(ledPin0, HIGH);
delay(50);
digitalWrite(ledPin0, LOW);
delay(50);
digitalWrite(ledPin1, HIGH);
delay(50);
digitalWrite(ledPin1, LOW);
delay(50);
digitalWrite(ledPin2, HIGH);
delay(50);
digitalWrite(ledPin2, LOW);
delay(50);
digitalWrite(ledPin3, HIGH);
delay(50);
digitalWrite(ledPin3, LOW);
delay(50);
digitalWrite(ledPin4, HIGH);
delay(50);
digitalWrite(ledPin4, LOW);
delay(50);
digitalWrite(ledPin5, HIGH);
delay(50);
digitalWrite(ledPin5, LOW);
delay(50);
digitalWrite(ledPin6, HIGH);
delay(50);
digitalWrite(ledPin6, LOW);
delay(50);
digitalWrite(ledPin7, HIGH);
delay(50);
digitalWrite(ledPin7, LOW);
delay(50);
digitalWrite(ledPin7, HIGH);
delay(50);
digitalWrite(ledPin7, LOW);
delay(50);
digitalWrite(ledPin6, HIGH);
delay(50);
digitalWrite(ledPin6, LOW);
delay(50);
digitalWrite(ledPin5, HIGH);
delay(50);
digitalWrite(ledPin5, LOW);
delay(50);
digitalWrite(ledPin4, HIGH);
delay(50);
digitalWrite(ledPin4, LOW);
delay(50);
digitalWrite(ledPin3, HIGH);
delay(50);
digitalWrite(ledPin3, LOW);
delay(50);
digitalWrite(ledPin2, HIGH);
delay(50);
digitalWrite(ledPin2, LOW);
delay(50);
digitalWrite(ledPin1, HIGH);
delay(50);
digitalWrite(ledPin1, LOW);
delay(50);
digitalWrite(ledPin0, HIGH);
delay(50);
digitalWrite(ledPin0, LOW);
delay(50);
}