用32位NiosII处理器实现RS232通信，可以给初学者一个借鉴。

基于FPGA的超声波测距，通过数码管显示距离(FPGA-based ultrasonic distance)

HDLC协议的FPGA实现，运用了VHDL语言，主要就是解封帧HDCL，平切添加了外部接口

基于FPGA开发的11阶半带升余弦FIR滤波器，用在阅读器基带滤波时的抽取滤波器使用，采用verilog语言实现。(Raised cosine FIR filter based FPGA development 11 order of half-band decimation filter used in reader baseband filtering, using verilog language implementation.)

卷积码编码译码程序以及其modelsim仿真波形文件等(Convolutional code encoding and decoding procedures and the Modelsim simulation waveform file)

ieee paper on power gating and can be use full for implementing on ip core

CPU 5级流水线实现（加hazard处理与板级验证，板级验证带有按键消抖）(5-stage pipelined CPU (plus hazard dealing with board-level verification, board-level verification with key debounce))

用FPGA，基于M88E1111芯片实现的TCP/IP协议的千兆网，将协议封装成IP核(With the FPGA, the TCP/IP protocol based on the M88E1111 chip is used to encapsulate the protocol into IP core)

nios学习资料，fpga调用外部sdram实例，值得初学者下载。(nios learning materials, fpga call external sdram instance, it is worth beginners to download.)

应用背景FPGA原型的VHDL例子提供一系列清晰，易于遵循的快速代码开发模板；大量的实际例子来说明和强化的概念和设计技术；现实可实施的项目和测试在Xilinx原型板；深入探索和Xilinx PicoBlaze软核微处理器。关键技术本书采用“做中学”介绍VHDL和FPGA技术的概念和设计人员通过一系列的实验方法。

16次迭代的CORDIC算法，精度很高，可应用于计算反正切值(16 iterations of the CORDIC algorithm, high accuracy, can be applied to calculate arctangent)