用 vhdl 语言实现的快速吠陀数学乘法

GPS接收机相关器中关于积分清零模块、历元计数模块、时钟模块、以及整个相关器(accumulator、epoch counter、time base、gps baseband)

比较详细的阐述了图像压缩的原理,并基于DSP和VHDL实现该系统,最后在FPGA上通过.(More detailed exposition of the principles of image compress, and VHDL-based implementation of the system, and finally in the FPGA.)

基于QuartusII环境下的地铁自动售票系统(Subway auto ticketing system based on QuartusII)

给出了脉冲多普勒雷达相参积累的vhdl程序，可作为参考。主要的是设计思想，看之前得掌握相参积累的原理

this a fpga sparttan 3e based project in which i have made a game based on vga interface . this file is the supporting file for keyboard interface and it also included a intro.vhdl file required for the startup animation file.-this is a fpga sparttan 3e based project in which i have made a game based on vga interface . this file is the supporting file for keyboard interface and it also included a intro.vhdl file required for the startup animation file.

自适应滤波，对输入信号进行选择性的加权处理，使输出达到最优化，并且能够跟踪和适应系统和环境的动态变化(Least mean square，of the input signal processing, selective weighted output, and optimize can track and adapt to the dynamic changes of the system and environment)

Xilinx的FPGA开发DEMO例程，功能相对来说比较全面，适合新手参考。-Xilinx FPGA development DEMO routines, function relatively comprehensive reference suitable for novice.

说明：  ddr2原理图设计，原厂电路图设计，很好很强大 16bit(ddr2 schematic design, the original schematic design, a very powerful 16bit)

4X4 KEYPAD 的输入位数计数器，可以自己定义输入的位数-4x4 KEYPAD median counter input, input their own definition of the median

crc-16的编码，使用的多项式是G(x)=x^16+x^12+x^5+1(generator polynomial of degree 16: G(X)=x^16+x^12+x^5+1)