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 <title><![CDATA[如何升级siemens smart 200 cpu st20]]></title>
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 <description><![CDATA[Latest 50 replies of 如何升级siemens smart 200 cpu st20]]></description>
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 <description><![CDATA[[quote]引用第3楼凌先生于2025-12-18 17:24发表的&nbsp;&nbsp;:
谢谢提示，我折腾了一天都升级不到V2.8
[/quote]
有问题就多来论坛问问&nbsp;&nbsp;高手如云 会让你更好的了解 也让你更快的解决 总比自己瞎折腾强]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1789642#2541475.html]]></link>
 <author><![CDATA[twessi]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Thu, 18 Dec 2025 11:33:25 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[谢谢提示，我折腾了一天都升级不到V2.8]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1789642#2541461.html]]></link>
 <author><![CDATA[凌先生]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Thu, 18 Dec 2025 09:24:24 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[V2.5及以下版本不支持升级到V2.6及以上。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1789642#2541263.html]]></link>
 <author><![CDATA[wzbarley]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Wed, 17 Dec 2025 09:45:03 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[已在官网下载了V2.8的文件，固件更新显志成功，但是查版本还是V2.4,断电重启几次PLC还是一样，不知是啥原因]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1789642#2541185.html]]></link>
 <author><![CDATA[凌先生]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Wed, 17 Dec 2025 03:39:04 +0000]]></pubdate>
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