基于ＦＰＧＡ平台，实现了直接数字频率合成。

Traffic light program in c presents what happens in our daily life at traffic light signals.

标准电视信号的同步生成程序，利用VHDL和原理图，利用Quartus综合-Standard television signal to generate the synchronization procedures, the use of VHDL and schematic diagram, using Quartus integrated

VHDL语言实现PWM信号，非常方便的使用-VHDL language realize PWM signal, very convenient to use

特权同学主讲的FPGA设计的时序约束专题（STA部分）(Speaker privileged classmates timing constraints for FPGA design topics (STA section))

一个简单移位寄存器代码，verilog HDL编写(a simple shift register example，write with verilog HDL)

本文为verilog的源代码-In this paper, the source code for Verilog

一个用VHDL设计的DDS信号发生器，包括两个pics的仿真结果。

vhdl实现vga接口设计，非常实用的一段代码，学习用-vhdl achieve vga interface design

cycloneII ep2c5 ep2c8

实现自然对数运算的cordic算法的matlab浮点仿真，以及针对FPGA硬件平台的定点仿真测试(Achieve natural logarithm of cordic algorithm matlab floating point emulation, and FPGA hardware platform for fixed-point simulation testing)