本设计提供了通过VC和上位机软件来控制步进电机的方案

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                      <TD class=z1 align=left>当前位置：<A 
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                      <TD class=z2 align=middle><STRONG class=z4><FONT 
                        color=#2b547d>基于VC++的步进电机控制方法探讨</FONT></STRONG></TD></TR>
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                      <TD class=z1 align=middle><FONT 
                        color=#666666>发表时间：2006-2-19&nbsp;陈家凤，彭其圣<A 
                        href="http://articles.e-works.net.cn/Articles/450/Article35704_1.htm#" 
                        a 来源：现代电子技术<></FONT></A></TD></TR>
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                            <TD class=z1 align=left bgColor=#f8f8f8><FONT 
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                              color=#005199>步进电机是一种将电脉冲信号转换为线位移或角位移的电机，但步进电机的控制通常都采用汇编语言或C语言进行软件开发，本文结合SC3步进电机控制器及平移台的控制开发为例，介绍了一种如何在Windows平台下利用Visual 
                              C++6.0提供的串行通信控件MSComm来实现PC机与步进电机控制器之间的数据通讯，最终实现由PC机直接控制步进电机的方法，并详细介绍了编写串行通信程序的基本步骤和方法。调试结果表明：设计的控制程序简单、易懂，工作可靠，且具有友好的人机交互界面。</FONT></TD></TR></TBODY></TABLE></TD></TR>
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                        <P>&nbsp;&nbsp;&nbsp; <STRONG>3、软件实现</STRONG></P>
                        <P>&nbsp;&nbsp;&nbsp; 3.1 
利用VC++提供的串行通信控件MSComm实现串行通信</P>
                        <P>&nbsp;&nbsp;&nbsp; 
                        首先，在VC++［5］的对话框中创建通信控件，若Control工具栏中缺少该控件，可通过菜单Project→Add 
                        to