//defining name and value of the pins
#define LED 3 //inisialisasi lampu 1 di pin 3
#define LED_2 6 //inisialisasi lampu 2 di pin 6
#define LED_3 5 //inisialisasi lampu 3 di pin 5

#define POT A0 //inisialisasi potentiometer 1 di pin A0
#define POT_2 A2 //inisialisasi potentiometer 2 di pin A2
#define POT_3 A3 //inisialisasi potentiometer 3 di pin A3

//declaring variable with integer
int NILAI = 0; //nilai potentio 1
int NILAI_2 = 0; //nilai potentio 2
int NILAI_3 = 0; //nilai potentio 3

void setup() {
  //declaring pins status
  Serial.begin(9600); //memulai komunikasi dengan serial rate 9600
  pinMode(LED, OUTPUT); //mendeklarasikan lampu 1 sebagai keluaran
  pinMode(LED_2, OUTPUT); //mendeklarasikan lampu 2 sebagai keluaran
  pinMode(LED_3, OUTPUT); //mendeklarasikan lampu 3 sebagai keluaran
}

void loop() {
  //repeated function
  //calling variables that has been declared above
  NILAI = analogRead(POT); //reading the input which potentio 1
          analogWrite(LED, NILAI/4); //writing the output which led and divide into 4

  NILAI_2 = analogRead(POT_2); //reading the input which potentio 1
            analogWrite(LED_2, NILAI_2/4); //writing the output which led_2 and divide into 4

  NILAI_3 = analogRead(POT_3); //reading the input which potentio 1
            analogWrite(LED_3, NILAI_3/4); //writing the output which led_3 and divide into 4

  Serial.print("Data 1:"); //printing string to give some information
  Serial.println(NILAI); //printing value of potentio 1

  Serial.print("Data 2:"); //printing string to give some information
  Serial.println(NILAI_2); //printing value of potentio 2

  Serial.print("Data 3:"); //printing string to give some information
  Serial.println(NILAI_3); //printing value of potentio 3
  Serial.println(); //printing space
  
  delay(500); //delaying program for 500ms

}