51单片机的数码管动态扫描源代码。包括Keil工程，Proteus仿真原理图。-51 single-chip digital control of dynamic scanning the source code. Including Keil works, Proteus simulation schematic.

实现了fpga开发版对应按钮控制的数码管扫描(The realization of the FPGA development version of the corresponding button control digital tube scanning)