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超声波测距仪，用51来控制，本设计主要是以74LS04和CX20106A为测距模块，DS18B20用于温度补偿，12864液晶显示，HC-SR04为超声波显示板，语音模块由音频功率放大器LM386、语音芯片WT588D、低压差电压调节LM1117组成。

QNX 操作系统下 Freescale MPC8641DHPCN 开发板的板级支持包-QNX operating system Freescale MPC8641DHPCN development board of the Board Support Package

用于展示window操作系统内存分配和回收机制，是学习操作系统内存和分配的经典案例。工程基于windows API编程，可以供学习分享。

现在有很多相机类型，有的鱼眼相机照完的图片会发生畸变，为此，我们要进行鱼眼图片校正。本程序正是针对鱼眼图象的校正程序，里面有详细的注释说明相信只要是有一定的基础的人都能看懂。不过，还有差值部分没做完哪，有待完善。-Now have a lot of camera types, and some fish-eye camera images will be finished according to distortion, to that end, we have to carry out fish-eye image correction. This procedure is for fish-eye image correction program, which has detailed notes as long as it is believed that the basis of a certain person can understand. However, there is some difference which did not finish, remain to be improved.

CSharp 动态加载Dll动态链接库,看看CSharp是怎样完成的.-CSharp dynamic loading Dll dynamic link library, look at what is CSharp completed.

以上代码 VB6 SP6 + Windows XP SP2 下通过 另外，更改默认打印机的方法。-The above code VB6 SP6+ Windows XP SP2 through the addition, the method to change the default printer.

操作系统实验，编写程序实现银行家算法的C++代码-Operating system, experiment, write a program to achieve banker algorithm C++ code for

ADMXPROX.dll文件,ADMXPROX.dll文件-ADMXPROX.dll paper documents ADMXPROX.dll

本实验将实现如下功能：本实验利用STM32F10开发板上的DM9000网络芯片实现联网功能，网络协议栈使用的LWIP,版本为1.4.1。默认开启了DHCP，将开发板连接到路由器上以后就会自动获取IP地址，当DHCP失败以后就会使用默认IP地址，默认IP地址为：192.168.1.30。DHCP成功后就可以在电脑上通过ping命令来测试LWIP移植是否成功。

T－kernel Tcp/ip Protocol Stack Sample-T-kernel TCP/ip Protocol Stack Sample