本文论述了硬件汉字库的基本原理和具体制作步骤并利用P89C51RD2 作为主控CPU 240 128 点阵的液晶和硬件汉字库将一部科幻小说嵌入其中，文章中给出了具体的电路和相应 的软件-This paper discusses the hardware Store the basic principles and specific steps to the production and use as a control CPU P89C51RD2 240,128 dot matrix L

是有关 C51编写菜单的例子 ,现在好多人都在用LCD并且都做成菜单,对需要的朋友有用-the C51 to prepare the menu for example, many people are using LCD and the menu at all of the useful friends