#include <Wire.h>
#include <LiquidCrystal_I2C.h>

LiquidCrystal_I2C lcd(0x27,16,2);

int BIRU = 12;                // choose the pin for the LED Biru
int MERAH = 13;                // choose the pin for the LED Merah
int inputPin = 2;               // choose the input pin (for PIR sensor)
int val = 0;                    // variable for reading the pin status

void setup() {
  // put your setup code here, to run once:
  pinMode(BIRU, OUTPUT);      // declare LED as output BIRU
  pinMode(MERAH, OUTPUT);      // declare LED as output MERAH
  pinMode(inputPin, INPUT);     // declare sensor as input

  Serial.begin(9600);
  Serial.println("Selamat Datang di Sistem pendeteksi gerakan");
  lcd.init();
  lcd.backlight();
  lcd.setCursor(0,0);
  lcd.print("Rendy A A P");
  lcd.setCursor(0,1);
  lcd.print("Sensor Gerak= ON");
  delay(5000); // this speeds up the simulation
}


void loop() {
  // put your main code here, to run repeatedly:
  val = digitalRead(inputPin);  // read input value
  if (val == HIGH) {            // check if the input is HIGH
    digitalWrite(BIRU, LOW);  // turn LED OFF
    digitalWrite(MERAH, HIGH);  // turn LED ON
    Serial.print("Peringatan= ");
    Serial.println("HATI-HATI AWAS ADA GERAKAN !!!");    
    lcd.setCursor(0,1);
    lcd.print(" ADA GERAKAN !!!"); 
  } else {
    digitalWrite(BIRU, HIGH);  // turn LED ON
    digitalWrite(MERAH, LOW); // turn LED OFF
    Serial.print("Status= ");
    Serial.println("Tidak ada gerakan terdeteksi");
    lcd.setCursor(0,0);
    lcd.print("Sensor Gerak = ");
    lcd.setCursor(0,1);
    lcd.print("Terpantau Aman  ");    
  }
  delay(2000); // this speeds up the simulation
}