how to receive data with a Pic 18f252

这是计算CPU速度的小程序，很有意思的。-This the calculation speed of the CPU small program very interesting.

门禁服务器程序与门禁设备udp通信，实现远程开门，刷卡记录数据库，获知门禁开关状态，实现人不在的情况下，也能打开门！！！！

vc treeview

添翼虎打字测试软件及源程序!如果你对于打字游戏软件感兴趣,不妨看看这个程序.基于Win2000/XP下测试成功!-Tim Maverick typing test software and source code! If you are interested in typing game software, Look at this procedure. Based on the test under Win2000/XP success!

高质量 C++C编程指南。软件质量是被大多数程序员挂在嘴上而不是放在心上的东西！除了完全外行和真正的编程高手外，初读本书，你最先的感受将是惊慌：“哇！我 以前捏造的C++/C 程序怎么会有那么多的毛病？”别难过，作者只不过比你早几年、多几次惊慌而已。请花一两个小时认真阅读这本百页经书，你将会获益匪浅，这是前面N-1 个读者的建议-High-quality C++ C Programming Guide. Software Quality is linked to the majority of programmers in the mouth rather than things in mind! Completely apart from laymen and true master of programming, the beginning of the book readers, do you feel will be the first to panic:

串口调试，支持16进制发送-serial debugging, support to send 16 band

我玩的一个游戏嘛-I play a game!

主要是关于信号采样与恢复过程中的混叠及其滤波的一篇仿真报告，报告中详细论述了信号采样和恢复的全过程，以及数字信号处理中的要点，附有仿真程序，以供参考和学习-Mainly related to signal sampling and recovery process-aliasing filter and a simulation of the report in detail the signal sampling and recovery of the entire process, as well as digital signal processing elements, with a simulation program for reference and learning

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龙贝格积分法，文本输入输出，实现数值计算的龙贝格积分法-Romberg integration method, text input and output, to achieve Romberg numerical integration method