... ,E,0,1,2,3,4,5,6,7,8,9 “Black”), can randomly be one among them or unit of two ... ,E,0,1,2,3,4,5,6,7,8,9 “Black”)as displaying contents of the high digit of the LCD ... ,E,0,1,2,3,4,5,6,7,8,9 “Black”)as displaying contents of low digit of the LCD.4 ...