实现两路数字信号的鉴相功能，最后通过静态LED显示出来，该程序通过硬件的测试...

实现spi接口的传输，并多外接EEPROM读写数据-Spi interface to achieve the transfer, and multiple external EEPROM read and write data

FPGA implementation of simple Multi-tone Electronic Keyboard using DE2-115 board with a PS/2 keyboard and speaker

用Verilog语言编写的产生正弦波和方波的程序(Generate sine and square wave Verilog language program)

FIR filter basic verilog code for implementation-FIR filter basic verilog code for implementation

微分器：利用数字锁相环进行位同步信号提取的关键模块(Differentiator: the use of digital phase-locked loop for bit synchronous signal extraction of key modules)

vga很好的学习材料，测试程序，欢迎下载(vga good learning materials, testing procedures, please download)

这是我自己编写的三分频，也就是奇数分频，占空比为1：1，当然如果需要其它奇数分频，只要将程序里面的N和counter修改即可-This was my third prepared by the frequency, which is odd hours, frequency and duty ratio of 1:1. Of course, if the needs of other odd hours, frequency, as long as the proceedings inside the N and counter can be amended

多功能卡的源代码，verilog编写，用于多功能的数据接收-verilog code of mutiple function card

xilinx的zed板详细开发资料，对初学者和开发人员都有帮助(The Xilinx zed board detailed development information, helpful for beginners and developers)

基于sopc ep2c5开发板的时间标记服务例程-Sopc ep2c5 development board based on the time-stamping services routines