跨时钟域的异步fifo设计

libero soc工程，实现通过串口接收到单字节数据后并返回发送给上位机(Libero SOC project, which realizes receiving single byte data through serial port and sending it back to host computer)

节约资源型 8位*8位 运算VHDL代码，采用串行运算，8 个时钟周期完成一次运算。QUARTUS下已验证(resource conservation-8* 8 Operational VHDL code, using serial computation. 8 clock cycles to complete an operation. QUARTUS has been under test)

LDPC码不同码率对比，1/2与1/3码率对比。码长512.迭代次数50次。(Comparison of different rate of the LDPC code, 1/2 compared with the 1/3 code rate. 512 yards long. 50 times the number of iterations.)

verilog仿真硬件的工具qiartus2的使用教程,内容简单易懂,初学必备(Verilog simulation tool for hardware qiartus2 the use of tutorials, easy-to-read content, learning essential)

针对京微雅阁的CME300 FPGA教程，里面有几个例程，并附有源代码，初学者可尽快入门。(For Beijing micro Accord CME300 FPGA tutorial, there are a few routines, with source code, beginners can start as soon as possible.)

频移键控FSK的Verilog实现，带测试文件，并在FPGA开发板上成功验证(Frequency Shift Keying FSK the Verilog implementation, with the test file, and successfully verified in FPGA development board)

已经正式出版，西安电子科技大学出版社，FPGA设计及应用，作者褚振勇(Has been officially published, Xi' an University of Electronic Science and Technology Publishing House, FPGA design and application, the author Zhezhengyong)

在Qaurtus环境下用Verilog输入实现64QAM信号的发生，用MATLAB协助验证，观察了PN序列对应的星座图。(Simulating generation of 64QAM RF Signal in Quartus II IDE,identified with MATLAB,constellation gram displayed.)

应用背景pll数字锁相环在FPGA中具有很重要的作用，在提取信号同步时钟等方面都有应用。关键技术FPGA的PLL数字锁相环的实现基于verilog语言，采用鉴相器、滤波、数控振荡器、分频器的结构进行实现。

应用在电机上的svpwm代码，Verilog编写，已经测试成功