利用AT89S52单片机，两块74LS138和两块74HC595，四片8X8LED组成的16X16点阵的LED屏，静态显示单个汉字的方法，文件包括C程序，电路图及运行效果。-Using AT89S52 microcontroller, two and two 74LS138 74HC595, four 8X8LED lattice composed of 16X16 LED screen, the static display method of a single character, including the C program files, schematic and operating results.