串口状态的检测,可以检测到连接串口的设备是否正常连接或是哪种设备...

〖该文章被浏览/下载791次〗系统功能简单但实用，可以帮助大家熟悉ATL程序的设计，尤其是图形界面程序的设计，熟悉SDK中关于服务管理的函数的调用。希望能够起到抛砖引玉的作用。-overview of the articles View/download 791 times] system functions simple but practical, we can help ATL familiar with the design process, in particular the procedure graphical interface design, familiar with the SDK on the service management function call. Want to play the role of stimulus.

上面代码的VB测试例子 -The test example of above code in VB

SAFEARRAY类型的包装类 -Wrapped class for SAFEARRAY

gis控件，MapX控件的使用-using of mapx.ocx,Visual C++,GPS编程/GPS develop 【上载源码成为会员下载此源码】【成为VIP会员下载此源码】-gis controls, the use MapX-using of mapx.ocx. Visual C, GPS Programming/GPS develop [on the source as a member download this source] [become VIP members under set this source--

COM与COM+从入门到精通-from entry level to proficiency

用vb编写的OPC客户端程序，四公开军队司符离集阔佬发进哈缩短发狂活济公多幅撒决定法卡阿斗哈嘎所困大dfhgd dfgdfgdfg-with vb prepared by the OPC client program, four army closed Secretary fuliji wash hair shortened madly into Kazakhstan live Ji decided to withdraw a number of law Arce fight Haga trapped in large dfhgd dfgdfgdfg

Uart communication uart-Uart communication uart

一个定时关机的程序,里面比较有价值的一个是系统托盘的灵活运用,怎么响应消息和更新.另外一个是关机功能的实现.希望对大家有帮助.-a regular shutdown procedures, inside a valuable system tray is the flexibility in the use of information and how to respond update. Another shutdown is achieved. We want to help.

MsChart图表控件示例源码，看完很快就掌握了MsChart图表控件-Examples of source control MsChart chart, quickly mastered the reading MsChart chart control

This sample creates a button that displays itself with one of three different bitmaps, depending on its state. The button has a bitmap for: the unpushed state; the hover state (when the mouse moves over the button); and the pushed state. Default bitmaps are included with the sample, but you can override these properties to use your own bitmaps.-This sample creates a button that displays itself with one of three different bitmaps, depending on its state. The button has a bitmap for: the unpushed state the hover state (when the mouse moves over the button) and the pushed state. Default bitmaps are included with the sample, but you can override these properties to use your own bitmaps.