自己写的电梯模拟程序，供使用者参考。有些问题但是不影响参考。-Write your own elevator simulation program, users for reference.Some problems, but not influence the reference.

一个VERILOG编的电梯模拟程序，有一点小问题，要的话去修改一下。-The elevator made a Verilog simulation program, it is a small problem, it is necessary to so to make some corrections.