刚写的一个44键盘程序，调了好多天才调出来，给大家提供参考。...

帧激励产生器，用于VMM仿真中生成所需要帧以供测试所用(the use for test)

这是用verilog硬件描述语言编的5分频代码-This is verilog hardware description language code is compiled by five divider

说明：  图像采集 VGA输出 图像的边缘 ov7670(V image acquisition VGA output image edge)

xilinx的ddr sdram控制器文档-xilinx of ddr sdram controller documentation

在FPGA开发板显示字符串,采用VHDL语言,以简单的功能说明FPGA的开发流程.-In the FPGA development board shows the string, using VHDL language, in a simple functional description FPGA-development process.

基于FPGA的VHDL可以产生不同的音调,象音乐一样-based FPGA VHDL can produce different tones, like the same music

代码实现了一个根升余弦成型滤波器，2PAM信号通过此成型滤波器，并且匹配接收，画出了发送和接收波形，验证了代码的正确性。(The code designs a root raised cosine filter,2PAM signal transmitted through the filter and matched using the same filter, I plot the transmitted signal and received signal to verify the correctness of the code.)

实现输入一正弦波和噪声的叠加，介绍详细欢迎下载(The input of a superposition of sine wave and noise introduced in detail)

串行数据开发实用代码， 适合初级学习者使用 很不错(Serial data to develop a practical code for primary learners use very good)

TCD1209D驱动程序 Verilog语言(TCD1209D driver Verilog language)