COM组件设计与应用IDispatch 接口 for vc6.0

MSDOS环境下，调用COM口发送文件的源代码-codes about sending files to serial COM in MSDOS

矩阵键盘练习，欢迎指点。。。。。电子邮件：邮箱：cfdx2004@163.com

VB Communction with different sending formats

RS485同步通信。AppWizard has created this RS485Comm application for you. This application not only demonstrates the basics of using the Microsoft Foundation classes but is also a starting point for writing your application.-RS485 synchronous communication. AppWizard has created this RS485Comm application for you. This applicationnot only demonstrates the basics of using the Microsoft Foundation classesbut is also a starting point for writing your application.

这是一个简易压缩程序，压缩算法为静态哈弗曼编码。-This is a simple compression process.

一个圆形的仪表控件,可以设置上下边界和报警边界,做仪表控件的朋友可以下来学习一下.VC60代码,可以生成.ocx格式的控件-A circular instrument control, you can set upper and lower borders and police the border, control instrumentation make friends can learn about them. VC60 code can be generated. Ocx format control

用于开发AcTIVE控件的程序，所用技术： 1、只须设置播放文件夹位置即可实现自动播放。 2、开机自动运行并播放 3、热键的设置-AcTIVE controls for the development of the procedures, techniques used by the : 1, only position player folders can be automatically broadcast. 2, and runs automatically boot three players, hotkey settings

Excel2000&XP和PowerPoint2000&XP下内部COM插件实现(包含说明文档)-Excel2000XP under internal and PowerPoint2000XP achieve plug-COM (including documentation)

实现了led的技术和应用，以后使用led提供了基础的说明和应用，希望大家喜欢 -Realize the led technology and applications, future use led to provide a foundation for a description and application, I hope everyone likes

A Die Roll ActiveX Control