10.2.2  利用Visual C++实现PC机与远程IO模块串口通信
..................................................\Debug
..................................................\io.aps
..................................................\IO.CLW
..................................................\IO.CPP
..................................................\IO.DSP
..................................................\IO.DSW
..................................................\IO.H
..................................................\IO.NCB
..................................................\Io.opt
..................................................\IO.PLG
..................................................\io.rc
..................................................\ioDlg.cpp
..................................................\ioDlg.h
..................................................\MSCOMM.CPP
..................................................\MSCOMM.H
..................................................\ReadMe.txt
..................................................\RES
..................................................\...\IO.ICO
..................................................\...\IO.RC2
..................................................\RESOURCE.H
..................................................\StdAfx.cpp
..................................................\StdAfx.h