#include <Wire.h> // I2C
#include <LiquidCrystal_I2C.h>
LiquidCrystal_I2C lcd(0x27,16,2);
long start;
void Display(char mode_t);
void setup(){
  lcd.init();
  lcd.backlight();
  start = millis();
}
void loop(){
  if((millis() - start < 5000) && (millis() - start > 100))
  {Display(1);}
  if((millis() - start < 10000) && (millis() - start > 5000))
  {Display(2);}
  if((millis() - start > 10000))
  {start = millis();}
}
void Display(char mode_t)
{
  if(mode_t == 1)
  {
    lcd.setCursor(0,0);
    lcd.print("LHL dep trai");
  }
  else if(mode_t == 2)
  {
    lcd.setCursor(0,0);
    lcd.print("Top1 sv LHL");
  }
  else{

  }
}