PID algorithm, the realization of integral, differential, such as phase

四螺旋浆垂直飞行的飞行器的飞行控制程序，以ARM为处理器。 -IV flying propeller aircraft vertical flight control procedures to ARM-processor.

用vc实现的一个画图程序，画一个圆形和方形。本来可以画三角形，不过没有设定。同时程序中设了timer用来使图形移动，加一点趣味罢了！-vc achieved with a drawing, and painting a circle and a square. Triangle could have been painted, but not set. While proceedings timer used to set up a mobile so that the graphics and some fun too!

应用背景该代码实现了windows编程下，错误代码的查询，当你使用GetLastError时收集到的数字，经数字输入到该exe中便可以显示出错误原因，中文版的，这样以便于对错误进行处理，使用十分方便。关键技术在使用MFC下，导入了netmsg动态库，是通过学习《windows内核编程》进行第一次开发，对内核编程有了初步的学习，想对内核编程进行进一步的学习，需要先对此代码比较熟练，继而进行下一步的学习。

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串行动态链接库

mocatch -- Catch mouse button presses and releases.-mocatch-- Catch mouse button presses and releases.

自定义的windows ce imageviewer

一个软件看门软件狗的编写-a software gatekeeper software to prepare the dog

用于简单管道的水击计算，采用的特征线法。可自行修改管道参数。-For a simple pipeline water hammer calculation, using the characteristic line method. Pipeline can modify the parameters.

可以查询常用C语言函数，并可将自己见到得C函数添加进库里。-Can search for common C language function, and will own a C function to see added to Curitiba.