📄 vb情报局社区-有做过opc客户端软件的请进!.htm
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<TD vAlign=center
align=top><B>以文本方式查看主题</B><BR><BR>- <B>VB情报局社区</B> (http://www.cndevx.com/club/index.asp)<BR>-- <B>『
Visual Basic
』</B> (http://www.cndevx.com/club/list.asp?boardid=30)<BR>---- <B>有做过OPC客户端软件的请进!</B> (http://www.cndevx.com/club/dispbbs.asp?boardid=30&id=49878)<BR>
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<TD vAlign=center
align=top>-- 作者:wangxiang<BR>-- 发布时间:2004-8-5
14:26:00<BR><BR>-- 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!
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<TD vAlign=center
align=top>-- 作者:飞阳<BR>-- 发布时间:2004-8-6
13:29:00<BR><BR>-- <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>
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<TD vAlign=center
align=top>-- 作者:飞阳<BR>-- 发布时间:2004-8-6
13:31:00<BR><BR>-- <BR>另<BR>用户名与密码不必一致。
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<TD vAlign=center
align=top>-- 作者:wangxiang<BR>-- 发布时间:2004-8-6
15:44:00<BR><BR>-- <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)
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