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

byte ledpins[] = {2,3,4,5,6,7,8,9};
byte count;

int num;

void setup(void) {
  for (byte i = 0; i < 8; i++){
      pinMode(ledpins[i], OUTPUT);
  }
  num = 0;
  count = 0;
  lcd.init();
  lcd.backlight();
}

void loop() {
  lcd.setCursor(0,0);
  lcd.print("Number     Cycle");
  lcd.setCursor(0,1);
  lcd.print(count);
  if (count==0) {lcd.clear(); num++;}
  lcd.setCursor(11,1);
  lcd.print(num);
  dispBinary(count++);
  
  delay(100);

}

void dispBinary(byte n){
  for (byte i = 0; i < 8; i++){
    digitalWrite(ledpins[i], n & 1);
    n /=2;
  }
}