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

LiquidCrystal_I2C lcd(0x27, 16, 2);  // I2C address: 0x27 or 0x3F

void setup() {
  lcd.init();           // Initialize the LCD
  lcd.backlight();      // Turn on the backlight
  lcd.setCursor(0, 0);
  lcd.print("System Ready");
  delay(2000);
}

void loop() {
  lcd.clear();
  lcd.setCursor(0, 0);
  lcd.print("Time: ");
  lcd.print(millis() / 1000);
  lcd.print("s");

  lcd.setCursor(0, 1);
  lcd.print("Status: OK");
  
  delay(1000);
}