全部通过，是我的精心设计，完全满足初学者的要求。

dds在dspbuilder下产生VHDL源码及其测试激励文件的matlab模型,在modelsim下仿真通过-dds dspbuilder under the VHDL source code and test incentives document matl ab model, the simulation under through modelsim

说明：  fpga设计常用资料大全，包含常用的FPGA程序资料，对FPGA学习者有很大的帮助。(Encyclopedia of common information fpga design, FPGA that contains commonly used procedures for information on the FPGA is very useful to learners.)

VHDL CODE FOR SQUARE WAVE GENERATOR

verilog写的LnE算法，可用于计算指数和对数(Verilog written in LnE algorithm, can be used to calculate the index and the logarithm)

quartus一个完整的设计例子,从安装到实例完成，仿真等全过程，适合从0开始的初学者-Quartus a complete design examples, examples from installation to completion, the entire process of simulation, etc., suitable for the beginner to start from 0

基于FPGA的SD卡音频播放器 经过调试可以直接用，音质很好有MP3的所有功能(FPGA-based audio player, SD card can be directly used after debugging, good sound quality with all the features of MP3)

一个简单的总线bus代码，初学者可以借鉴学习-A simple bus-bus code, beginners can learn to learn

Verilog代码，适合于初学者进行学习，是基于DE2平台的代码。(Verilog code, suitable for beginners to learn, is based on the DE2 platform code.)

FPGA的fifo与dsp的emif接口测试程序(EMIF interface test program for FIFO and DSP of FPGA)

说明：  VHDL实现的算术逻辑计算单元（ALU），包括modersim测试文件，即仿真结果。(VHDL implementation of the arithmetic logic calculation unit (ALU), including modersim test file, the simulation results.)