基于xc4vsx25芯片的verilog语言程序，用于实现流水灯功能，包含源程序代码及管脚设置文件，本程序均通过调试，可于SEED-XDTK_V4实验箱上实现。-Verilog language program based on xc4vsx25 chips for light water features, including source code and pin settings file, the proceedings were conducted by debugging can b