sm4 vhdl

VHDL实现国家SM4加密算法（ECB）模式 (VHDL to achieve national SM4 encryption algorithm (ECB) mode)

介绍如何使用vivado来调用和封装IP核，测试AXI4总线的三种功能协议。(It describes how to use vivado to call and package IP core test three functions AXI4 bus protocol.)

verilog 写的 电话计费器程序-verilog to write a telephone billing program

Verilog 黄金参考指南是 Verilog 硬件描述语言及其语法 语义 合并以及将它应用到硬件设计的一个简明的快速参考指南。(Verilog Golden Reference Guide is a concise and fast reference guide for Verilog Hardware Description Language and its syntax and semantics merging and its application to hardware design.)

该代码是基于verilog 实现的代码，可以用于对接受1080P的LVDS视频数据并处理后显示到各种规格的LCD屏幕上，且支持从FLASH中读取BMP的图片数据并实时显示到LCS屏幕(The code is based on the code verilog achieve, it can be used for receiving LVDS 1080P video and data processing displayed on a variety of LCD screen, and support for reading data the FLASH BMP images and real-time display to the LCS screen)

axi_lite_user官方样例，精简功能，适用于zynq系列axi总线(Axi_lite_user official sample, streamline function, apply to zynq series Axi bus)

在quartus软件下用VHDL语言实现DDS，可产生正弦，余弦，方波，三角波以及锯齿波。-In the Quartus software using VHDL language realize DDS, can generate sine, cosine, square, triangle and sawtooth waves.

3-8译码器实验，用三个拨码开关控制8个LED中某一个点亮

四进制计数器模块，使用VHDL语言编写，在ISE8.1中经过测试的模型-quaternary counter module, the use of VHDL language, in which ISE8.1 tested model

学习ISE的好资料，想要使用XILINX芯片进行开发必看(ISE learning good information, want to use a must-see XILINX chip development)