// Free Ebook Arduino
// www.elangsakti.com
// coder elangsakti

// Inisialisasi Pin LED
const int pinLED1 = 2;
const int pinLED2 = 3;
const int pinLED3 = 4;
const int pinLED4 = 5;
const int pinLED5 = 6;
const int pinLED6 = 7;
const int pinLED7 = 8;
const int pinLED8 = 9;
const int pinLED9 = 10;
const int pinLED10 = 11;

void setup() {
  // pin LED sebagai output
    pinMode(pinLED1, OUTPUT);
      pinMode(pinLED2, OUTPUT);
        pinMode(pinLED3, OUTPUT);
          pinMode(pinLED4, OUTPUT);
            pinMode(pinLED5, OUTPUT);
              pinMode(pinLED6, OUTPUT);
                pinMode(pinLED7, OUTPUT);
                  pinMode(pinLED8, OUTPUT);
                    pinMode(pinLED9, OUTPUT);
                      pinMode(pinLED10, OUTPUT);
                      }

                      void loop() {
                        // perulangan sebanyak 5 kali
                          // dari i=0 hingga i=4 atau (i < 5)
                            for (int i = 0; i < 5; i++) {
                                if (i == 1) {
                                      // jika i=1, hidupkan LED 1, matikan lainnya
                                            digitalWrite(pinLED1, HIGH);
                                                  digitalWrite(pinLED2, LOW);
                                                        digitalWrite(pinLED3, LOW);
                                                              digitalWrite(pinLED4, LOW);
                                                                    digitalWrite(pinLED5, LOW);
                                                                          digitalWrite(pinLED6, LOW);
                                                                                digitalWrite(pinLED7, LOW);
                                                                                      digitalWrite(pinLED8, LOW);
                                                                                            digitalWrite(pinLED9, LOW);
                                                                                                  digitalWrite(pinLED10, LOW);
                                                                                                      } else if (i == 2) {
                                                                                                            // jika i=2, hidupkan LED 1 & 2, matikan lainnya
                                                                                                                  digitalWrite(pinLED1, HIGH);
                                                                                                                        digitalWrite(pinLED2, HIGH);
                                                                                                                              digitalWrite(pinLED3, LOW);
                                                                                                                                    digitalWrite(pinLED4, LOW);
                                                                                                                                          digitalWrite(pinLED5, LOW);
                                                                                                                                                digitalWrite(pinLED6, LOW);
                                                                                                                                                      digitalWrite(pinLED7, LOW);
                                                                                                                                                            digitalWrite(pinLED8, LOW);
                                                                                                                                                                  digitalWrite(pinLED9, LOW);
                                                                                                                                                                        digitalWrite(pinLED10, LOW);
                                                                                                                                                                            } else if (i == 3) {
                                                                                                                                                                                  // jika i=3, hidupkan LED 1, 2, & 3, matikan lainnya
                                                                                                                                                                                        digitalWrite(pinLED1, HIGH);
                                                                                                                                                                                              digitalWrite(pinLED2, HIGH);
                                                                                                                                                                                                    digitalWrite(pinLED3, HIGH);
                                                                                                                                                                                                          digitalWrite(pinLED4, LOW);
                                                                                                                                                                                                                digitalWrite(pinLED5, LOW);
                                                                                                                                                                                                                      digitalWrite(pinLED6, LOW);
                                                                                                                                                                                                                            digitalWrite(pinLED7, LOW);
                                                                                                                                                                                                                                  digitalWrite(pinLED8, LOW);
                                                                                                                                                                                                                                        digitalWrite(pinLED9, LOW);
                                                                                                                                                                                                                                              digitalWrite(pinLED10, LOW);
                                                                                                                                                                                                                                                  } else if (i == 4) {
                                                                                                                                                                                                                                                        // jika i=4, hidupkan semua LED
                                                                                                                                                                                                                                                              digitalWrite(pinLED1, HIGH);
                                                                                                                                                                                                                                                                    digitalWrite(pinLED2, HIGH);
                                                                                                                                                                                                                                                                          digitalWrite(pinLED3, HIGH);
                                                                                                                                                                                                                                                                                digitalWrite(pinLED4, HIGH);
                                                                                                                                                                                                                                                                                      digitalWrite(pinLED5, HIGH);
                                                                                                                                                                                                                                                                                            digitalWrite(pinLED6, HIGH);
                                                                                                                                                                                                                                                                                                  digitalWrite(pinLED7, HIGH);
                                                                                                                                                                                                                                                                                                        digitalWrite(pinLED8, HIGH);
                                                                                                                                                                                                                                                                                                              digitalWrite(pinLED9, HIGH);
                                                                                                                                                                                                                                                                                                                    digitalWrite(pinLED10, HIGH);
                                                                                                                                                                                                                                                                                                                        } else {
                                                                                                                                                                                                                                                                                                                              // jika tidak, matikan semua LED
                                                                                                                                                                                                                                                                                                                                    digitalWrite(pinLED1, LOW);
                                                                                                                                                                                                                                                                                                                                          digitalWrite(pinLED2, LOW);
                                                                                                                                                                                                                                                                                                                                                digitalWrite(pinLED3, LOW);
                                                                                                                                                                                                                                                                                                                                                      digitalWrite(pinLED4, LOW);
                                                                                                                                                                                                                                                                                                                                                            digitalWrite(pinLED5, LOW);
                                                                                                                                                                                                                                                                                                                                                                  digitalWrite(pinLED6, LOW);
                                                                                                                                                                                                                                                                                                                                                                        digitalWrite(pinLED7, LOW);
                                                                                                                                                                                                                                                                                                                                                                              digitalWrite(pinLED8, LOW);
                                                                                                                                                                                                                                                                                                                                                                                    digitalWrite(pinLED9, LOW);
                                                                                                                                                                                                                                                                                                                                                                                          digitalWrite(pinLED10, LOW);
                                                                                                                                                                                                                                                                                                                                                                                              }
                                                                                                                                                                                                                                                                                                                                                                                                  // delay selama 5 detik
                                                                                                                                                                                                                                                                                                                                                                                                      delay(100);
                                                                                                                                                                                                                                                                                                                                                                                                        }
                                                                                                                                                                                                                                                                                                                                                                                                        }