on a serial data input timing will be based on output data using two procedures

基于DE2的视频电话部分源码，实现了视频图像采集，VGA显示，局域网通讯等功能-DE2-based video telephony part of the source code to achieve the video image capture, VGA display, LAN communications function

用verilog编写的USB下载线程序 实现USB协议和JTAG接口的数据转换实现状态机。-Verilog prepared using USB download cable program realize USB protocol and JTAG interface to achieve data conversion state machine.

基于fpga的出租车计费系统，采用自顶向下的设计方法-FPGA-based billing system of a taxi, using top-down design methodology

24bitAD数据采样进行串并转换，并行输出。另包括24位DA并串转换，串行输出。(24bitAD data sampling and converted to strings, parallel output. Other notable features include 24-bit DA and string conversion, serial output.)

实现QPSK系统的调制解调仿真，基带成形滤波器采用升余弦滚降滤波器，将仿真的误码率与理论误码率作了比较(Implement QPSK modulation and demodulation simulation system, the baseband shaping filter using Raised Cosine filter will BER simulation were compared with the theoretical BER)

基于FPGA的视频图像加密系统 DE2_70+TRDB—D5M+VGA(FPGA-based video encryption system DE2_70+TRDB-D5M+VGA)

用verilog hdl写的Norflash控制器，可实现单字节读写，扇区擦除。(Norflash controller edit by Verilog hdl,it can read or write by Byte,or erase the sector.)

针对QUARTUS的DMA的VHDL代码实现(DMA Controller Code in VHDL)

说明：  第1例到第6例的源描述都是从第8例的程序包中 提取出来的,不能单独编译,这些例子的编译与 模拟请参考第8例.(Example No. 1 to the first six cases are the source described in Example 8 from the first package to extract it and can not be a separate compiler, which compiler and simulation examples please refer to the first eight cases.)

说明：  采用vhdl语言编写的卷积编码（2.1.7），通过调试可直接下载使用(Convolution using vhdl language code (2.1.7) can be directly downloaded through the use of debugging)