// Lampu LED Berjalan Menggunakan Arduino UNO
// Menyalakan LED dengan Aktif HIGH

int pinLED1 = 2;
int pinLED2 = 3;
int pinLED3 = 4;
int pinLED4 = 5;
int pinLED5 = 6;

 
void setup() 
{
pinMode(pinLED1, OUTPUT);
pinMode(pinLED2, OUTPUT);
pinMode(pinLED3, OUTPUT);
pinMode(pinLED4, OUTPUT);
pinMode(pinLED5, OUTPUT);
// menjadikan PIN pinLED1, pinLED2, pinLED3, pinLED4, dan pinLED5 sebagai OUTPUT
}

void loop() 
{
//menyala secara bergilir

digitalWrite(pinLED1, HIGH);
digitalWrite(pinLED2, LOW);
digitalWrite(pinLED3, LOW);
digitalWrite(pinLED4, LOW);
digitalWrite(pinLED5, LOW);
delay(1000);
digitalWrite(pinLED1, LOW);
digitalWrite(pinLED2, HIGH);
digitalWrite(pinLED3, LOW);
digitalWrite(pinLED4, LOW);
digitalWrite(pinLED5, LOW);
delay(1000);
digitalWrite(pinLED1, LOW);
digitalWrite(pinLED2, LOW);
digitalWrite(pinLED3, HIGH);
digitalWrite(pinLED4, LOW);
digitalWrite(pinLED5, LOW);
delay(1000);
digitalWrite(pinLED1, LOW);
digitalWrite(pinLED2, LOW);
digitalWrite(pinLED3, LOW);
digitalWrite(pinLED4, HIGH);
digitalWrite(pinLED5, LOW);
delay(1000);
digitalWrite(pinLED1, LOW);
digitalWrite(pinLED2, LOW);
digitalWrite(pinLED3, LOW);
digitalWrite(pinLED4, LOW);
digitalWrite(pinLED5, HIGH);
delay(1000);
}