verilog语言编写的程序，实现通过按键控制LED灯的闪烁，通过学习本程序，可以轻松掌握verilog语言的基本语法，了解按键和LED灯的控制原理-verilog language program to achieve flashing LED lights controlled by buttons, by learning this program, you can easily master the basic syntax of verilog language, understand