a program which divides the clock by 3

synopsys的主要的工具介绍，包括DC,PT,Formality等，对于初学IC设计者了解设计工具有很大帮助。(synopsys of the main tools for presentations, including DC, PT, Formality, etc., for the beginner tool for IC designers to understand the design of much help.)

DE2-115开发板LED显示测试源码，对fpga开发者提供参考(DE2-115 development board LED display test source, provide a reference for fpga developer)

4X4 KEYPAD 的密码比较模块，可以核对6位的密码-4x4 KEYPAD password comparison module, can check the password 6

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)

关于ALTERA DE2板上的文档资料，包括应用实例，用户文档和板上常用器件的技术文档(datasheets of ALTERA DE2)

I2C总线在可编程逻辑器件上实现的VHDL源码-VHDL source codes for realizing I2C

在Altera_PFGA上实现POWERLINK从站设计,这是目前最好的的最具爱的实现方案，具有很实用的参考价值。文章介绍了实现方案和主要思路。

这是一段控制1394芯片的cpld的verilog程序,可以参考,在实际项目中已经采用.-This is a control chip cpld 1394 Verilog the procedures, they can refer to the actual project has been adopted.

VGA显示控制：时序控制+像素点的颜色处理显示十字光标（vorilog）(VGA Display Control: Timing Control+ pixel color processing and display cross cursor (vorilog))

基于verilog语言的差分曼彻斯特编码，内包含数据的采集，CRC校验（8位），和编码，输出。附有完整的工程文件。可直接调用modelsim仿真。(Based on differential Manchester encoding verilog language, and contains data collection, CRC check (8), and coding. With complete project file. Modelsim simulation can be called directly.)