基于AT89C52编写的示波器源程序，程序显示在128*64的液晶屏上。程序包含AD采集，图形显示，频率计算等多模块。本人自己编写，调试通过。-AT89C52-based oscilloscope written source, the program is displayed in 128* 64 LCD screen. AD process consists of the collection, graphic display, frequency calculations and many other modules. I write your own, commissioning through.