gpio

说明：  LU矩阵分解单机版最新版本，用于快速求解稀疏矩阵组成的方程组的解(LU decomposition matrix version of the latest stand-alone version for fast sparse matrix solution of the solution of the equations)

社区档案管理软件自定义档案分类及各档案分类目录项信息，满足不同档案录入需求。支持Excel导入档案条目信息，实现大批量档案条目信息统一，减少手动录入工作量，提高工作效率及工作质量。(The community archives management software customizes the information of archives classification and catalogue items to meet the needs of different archives entry. Supporting Excel to import file entry information, realizing a large number of file entry information unification, reducing manual input workload, improving work efficiency and quality.)

串口拍照源程序,通过串口得到摄像头部分的JPEG数据,再把数据还原成JPG图像(Serial camera source, camera part of the JPEG data through the serial port, and then restore the data into a JPG image)

MFC的串口通信程序 能真确运行 经调试后无误(MFC serial communication program can be true and correct after running through debug)

使usb摄像头可以当作ip摄像头使用的小程序(Make usb camera ip camera can be used as a ipcamera)

利用VC++和OpenGVS结合编的一个关于火车运行的三维模拟程序。是OpenGVS三维初学者的应该参考的好范例。(VC and OpenGVS combination of a series of trains running on the three-dimensional simulation program. OpenGVS 3D is the beginners can learn from the good examples.)

AVR单片机attiny13的AD采样程序包，内含在Avr Studio 4下开发的完成源代码和在protues 7.10下开发的完整的仿真图，功能说明在程序注释中。(AVR microcontroller attiny13 AD sampling package, containing the Avr Studio 4 developed under the complete source code and developed under the protues 7.10 complete simulation diagram, function described in the program note.)

清华大学出版 c++编程艺术 讲解如何高效c++编程。 好书！(err)

A new method of propagation for computer viruses is here presented, Automated File Transfer Infection (AFTI). This method is specific for the Microsoft® Windows® NT/2000/XP/Server 2003 platforms, albeit it may be extended to the 95/98/ME systems as well, and even other Operating Systems. It is based upon WinSock 2 hooking with the Service Provider Interface (SPI).(A new method of propagation for computer vi ruses is here presented. Automated File Transfer Infection (AFTI). Thi 's method is specific for the Microsoft)

孙鑫C++教程(全20讲)PPT课件讲义和源代码，对于初学c+很有帮助(Xin Sun C++ tutorials (all 20 speakers) PPT courseware notes and source code, useful for beginners c+)