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📄 vb情报局社区-有做过opc客户端软件的请进!.htm

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<TABLE style="TABLE-LAYOUT: fixed; WORD-BREAK: break-all" width="98%" 
align=center border=0>
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  <TR>
    <TD vAlign=center 
      align=top><B>以文本方式查看主题</B><BR><BR>-&nbsp;&nbsp;<B>VB情报局社区</B>&nbsp;&nbsp;(http://www.cndevx.com/club/index.asp)<BR>--&nbsp;&nbsp;<B>『 
      Visual&nbsp;Basic 
      』</B>&nbsp;&nbsp;(http://www.cndevx.com/club/list.asp?boardid=30)<BR>----&nbsp;&nbsp;<B>有做过OPC客户端软件的请进!</B>&nbsp;&nbsp;(http://www.cndevx.com/club/dispbbs.asp?boardid=30&amp;id=49878)<BR>
      <HR>
    </TD></TR><!--printpage.asp##{$bbslist}循环部分-->
  <TR>
    <TD vAlign=center 
      align=top>--&nbsp;&nbsp;作者:wangxiang<BR>--&nbsp;&nbsp;发布时间:2004-8-5 
      14:26:00<BR><BR>--&nbsp;&nbsp;有做过OPC客户端软件的请进!<BR>请问OPC客户端和OPC服务器必须以相同的用户名和密码登录才能相互通讯吗!<BR>如人做过,请指点! 

      <HR>
    </TD></TR><!--printpage.asp##{$bbslist}循环部分-->
  <TR>
    <TD vAlign=center 
      align=top>--&nbsp;&nbsp;作者:飞阳<BR>--&nbsp;&nbsp;发布时间:2004-8-6 
      13:29:00<BR><BR>--&nbsp;&nbsp;<BR>与三层结构配置中间件服务器原理是一样的。<BR><BR>我当时作OPC的时候主要是西门子的WINCC系统。<BR>用: 
      Siemens OPC DAAutomation 2.0( SOPCDAAuto.dll) 
      <BR>但现在很多的程序员都比较喜欢使用:OPC客户端控件: OPC Automation 
      2.0。<BR>我深感奇怪!<BR>因为那个DLL功能比OCX强大太多了,你用一下就知道了。<BR><BR>你的问题解决方案:<BR>OPC的使用是作为一个DCOM在使用,所以OPC客户端可以网络上任一计算机运行,但你必须配置DCOM的访问权限,如果你不想费神,把服务器与客户端都用相同的用户名与密码登录就成了。<BR>如果想配置DCOM,请参看DCOM的配置。<BR>
      <HR>
    </TD></TR><!--printpage.asp##{$bbslist}循环部分-->
  <TR>
    <TD vAlign=center 
      align=top>--&nbsp;&nbsp;作者:飞阳<BR>--&nbsp;&nbsp;发布时间:2004-8-6 
      13:31:00<BR><BR>--&nbsp;&nbsp;<BR>另<BR>用户名与密码不必一致。 
      <HR>
    </TD></TR><!--printpage.asp##{$bbslist}循环部分-->
  <TR>
    <TD vAlign=center 
      align=top>--&nbsp;&nbsp;作者:wangxiang<BR>--&nbsp;&nbsp;发布时间:2004-8-6 
      15:44:00<BR><BR>--&nbsp;&nbsp;<BR>多谢多谢!此功能已经实现.<BR>我也在用"OPC客户端控件: OPC 
      Automation 2.0。"<BR>如果有时间的话一定看一看Siemens OPC DAAutomation 2.0( 
      SOPCDAAuto.dll) 
      <HR>
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