//Hikmal Raditya
//24/07/2024

#include <LiquidCrystal_I2C.h>
#define I2C_ADDR    0x27
#define LCD_COLUMNS 20
#define LCD_LINES   4
LiquidCrystal_I2C lcd(I2C_ADDR, LCD_COLUMNS, LCD_LINES);

const int tombol = 6;
const int tombolon = 5;
const int led1 = 7;

void setup(){
  pinMode(tombol,INPUT_PULLUP);
  pinMode(tombolon, INPUT_PULLUP);
  pinMode(led1, OUTPUT);
  lcd.init();
  lcd.backlight();
  Serial.begin(115200);
  Serial.println("Program LCD-LED-Button-Serial");
  Serial.println("Programmer : Hikmal Raditya");
  Serial.println("Date : 23/07/2024 ");
  Serial.println("----------------");
  lcd.setCursor(0, 0); lcd.print(" LCD - 2 Button");
  lcd.setCursor(0,1); lcd.print("Red And Green SW");
  delay(2000);
  lcd.setCursor(0,0); lcd.print("Tekan Sw1 : Off  ");
  lcd.setCursor(0,1); lcd.print("Tekan Sw2 : On  ");
}

void loop(){
  int tstat = digitalRead(tombol);
  int tostat = digitalRead(tombolon);
  if(tostat == LOW){
    digitalWrite(led1, HIGH);
    lcd.setCursor(0,0); lcd.print(" Status : NYALA ");
    lcd.setCursor(0,1); lcd.print("****************");
    Serial.println("LED NYALA");
    delay(1000);
  }
  else if(tstat == LOW){
    digitalWrite(led1, LOW);
     lcd.setCursor(0,0); lcd.print(" Status : PADAM ");
    lcd.setCursor(0,1); lcd.print("****************");
    Serial.println("LED PADAM");
    delay(1000);
  }
}