/*
Nama:Nadila Aulia Qoida
Kelas:11 TKJ 1
Absen:25
Projek: ke 11
*/

#include <Wire.h>
#include <LiquidCrystal_I2C.h>
LiquidCrystal_I2C lcd(0x27,16,2);
int angka;

void setup() {
{
lcd.init();
lcd.backlight();
}
pinMode(3,INPUT_PULLUP);
pinMode(5,OUTPUT);
pinMode(4,INPUT_PULLUP);
pinMode(6, OUTPUT);
}

void loop() 
{
if (digitalRead(3)==0){
lcd.clear();
angka++;
lcd.print("Antrian ");
lcd.print(angka);
lcd.setCursor(0,1);
lcd.print("Lampu menyala");
digitalWrite(5,HIGH);
delay(180);
digitalWrite(5,LOW);
}
if (digitalRead(4)==0 |angka>100){
lcd.clear();
angka=0;
lcd.print("Antrian ");
lcd.print(angka);
lcd.setCursor(0,1);
lcd.print("Lampu menyala");
digitalWrite(6,HIGH);
delay(180);
digitalWrite(6,LOW);
}
}