//Rijal Ramli
//TL-2B
//220331128
#include <Wire.h>
#include <LiquidCrystal_I2C.h>

LiquidCrystal_I2C LCD = LiquidCrystal_I2C(0x27, 16, 2);
#define Led1 2
char Jam,Menit,Detik;
void setup() {
  Serial.begin(115200);

  LCD.init();
  LCD.backlight();
  LCD.setCursor(0, 0);
  LCD.print("Set: ");
  LCD.setCursor(0, 1);
  LCD.print("Jam: ");
  pinMode(Led1, OUTPUT);
}

void loop() {
  Detik++;
  digitalWrite(Led1, LOW);  // on
  delay(500);
  digitalWrite(Led1, HIGH); // off
  delay(500);
  //--------------------------------------
  LCD.setCursor(5, 1);
  LCD.write(Jam+'0');
  LCD.write(':');
  LCD.write(Menit+0x30);
  LCD.write(':');
  if (Detik<10)LCD.write(Detik+48);

  if (Detik>=10)
  
  {
      char Puluhan = Detik/10;
      char Satuan = Detik % 10;
  

      LCD.write(Puluhan+48);
      LCD.write(Satuan+48);
  }

}