Hardware Description Language VHDL of the frequency counter program can be used...

利用FPGA实现对外设按键的控制，例如用户库用按键控制跑马灯的效果(FPGA is used to realize the control of external keys, such as the effect of user database using keys to control the running horse lamp)

SMII 到 MII 转换的VHDL代码-SMII to MII conversion of VHDL code

说明：  基于VHDL出租车的设计，实现开动、停止的收费功能。(VHDL-based cab design, implementation and running, stop the charging function.)

LIBRARY IEEE; USE IEEE.STD_LOGIC_1164.ALL; USE IEEE.STD_LOGIC_UNSIGNED.ALL; ENTITY ladder IS PORT(clk,reset:IN STD_LOGIC;

自己搜集的一些FPGA指南教程，包括一些高工们的经验之谈、设计原则，目前正在学习，有一定帮助，分享给大家(Gather their own of some FPGA guide tutorial, including some senior engineers are the voice of experience, design principles, are learning to have some help, to share to everyone)

基于VHDL语言开发的I486总线接口程序。实现了一个三态的总线，可保证数据的正常传输。-based on VHDL development of the I486 bus interface procedures. Implementation of a three-state bus can ensure that the normal data transmission.

VHDL经典设计，值得参考。压缩包里面文件直接用记事本打开即可。-VHDL design classic, it is also useful.

4*4键盘设计，能运行，是我自己编译的，是初学者的工具(4* 4 keyboard design, can run my own compilation, is a tool for beginners)

说明：  verilog 版本，Xilinx玩转USB3.0，LVDS接口(verilog version,Xilinxplay with USB3.0,LVDS)

使用并行结构对32位数据进行前导零检测，使用Verilog编程(Use parallel structure to the 32-bit data, leading zero detection, using Verilog Programming)