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用VB开发的识别简单验证码的程序，本程序只做交流使用-The development of a simple identification with the VB code of the program, this program Zhizuo to share their

XAP4 CSR programmer manual

USB 2.0 Host Controller IP Core

说明：  各个事件哪来的看好你过来三个还是自己汇总表(Various events sldsa dkhskc vuia usi dhvfsd jkfwe fdsb)

开发usb硬件相关文件，挺好用的，是转载过来的-Development usb hardware-related documents, very good use, and is reprinted from the

卡尔曼滤波在温度测量中的应用，程序很好用，直接运行即可(Kalman filter in the application of temperature measurement, the program is very easy to use, can be directly run.)

北@大 03级数据库上机实验内容和习题解答,很有代表性的题目,供大家参考-North @ 03 large database content and experimental machine to answer the questions, very representative of topics for your consideration

实时数据以web图形方式显示，ISAPI实现，包括系统图和历史曲线，这是多年前自己在电厂DCS数据采集实施项目开发的，绝对个人作品。-distribute control system data collection， show data in web style，ISAPI and C++ Builder。

MATLAB下录制音频，并对音频进行频谱分析、倒谱分析等功能，具有GUI界面，容易操作。(MATLAB recording audio, and audio frequency spectrum analysis, cepstrum analysis and other functions, with GUI interface, easy to operate.)

说明：  在FPGA内利用verilog实现数字上变频(apply the verilog to implement the digital up frequency)