本代码演示了基本COM组件及测试代码的编写.-demonstration of the basic code COM code and test preparation.

本程序编写了一个ActiveX控件。包含了编写Active控件的基本知识。该clock控件得到了成功的测试。-the preparation of a procedure ActiveX controls. Included in the preparation of Active Control of basic knowledge. Control the clock has been successfully tested.

最近接了一个任务，要求接收一个指令然后就打印一个标签。 刚接触COM通信，写了一个小的测试程序配合虚拟串口使用。比较简单，基础级的 -Recently received a task, ask to receive a command and then print a label. New to COM communication, wrote a small test program with a virtual serial port to use. Relatively simp