golomb编码，用于无损图像压缩等，基于quartusii平台。

VHDL实现快速傅立叶变换 -VHDL implementation VHDL implementation of Fast Fourier Transform Fast Fourier Transform

这是一个二进制的最简单分频器，是一个简短的fpga代码，用verilog书写(This is the most simple of a binary frequency divider, the fpga is a short code, written in verilog)

乐曲硬件演奏电路设计的全部VHDL代码，在QuartusII环境下编译通过，已存在QuartusII项目-err

用VHDL实现视频控制程序,实现对图像的采集和压缩,-Using VHDL realize video control procedures, to achieve image acquisition and compression,

用verilog状态机实现的自动售货机，是一次课程作业，参考了网上的例子进行了修改(Automatic vending machine implemented with Verilog state machine)

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

EP2C35A实验箱基于NIOSII的串行AD_DA编程(EP2C35A experimental box based NIOSII the serial AD_DA programming)

至于FSK调制原理就不多说了，这里做的一个实验是二进制频移键控。发送一组码元，通过响应的键控电路监测是发1还是发0然后选择频率控制正余弦电路波形。-see

基于VHDL语言描述的一个分频器，根据端口值，可作为四分频，八分频等分频器使用。-based on VHDL description of a divider, according to port value, as a quarter of frequency, Frequency Divider interval such use.

一个在CPLD，EPM70128上实现的PWM控制源程序。-A CPLD, EPM70128 realize the PWM control on the source.