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 <title><![CDATA[用步进顺控编程需设互锁吗？]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1375351.html]]></link>
 <description><![CDATA[Latest 50 replies of 用步进顺控编程需设互锁吗？]]></description>
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 <title><![CDATA[工控人家园]]></title>
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 <description><![CDATA[同意楼上！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1375351#1269386.html]]></link>
 <author><![CDATA[琴岛工控]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 18 May 2012 06:13:37 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[quote]引用第9楼yerong于2012-05-09 16:37发表的&nbsp;&nbsp;:
硬件互锁 ，切换加延时 绝对 ok
[/quote]
赞成次说法]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1375351#1269292.html]]></link>
 <author><![CDATA[诗人的眼泪]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 18 May 2012 04:03:51 +0000]]></pubdate>
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 <description><![CDATA[软件硬件都做自锁就保证不会出问题了]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1375351#1269170.html]]></link>
 <author><![CDATA[ycf1234123]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 18 May 2012 01:35:51 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[为了安全！软硬都要的！其实没有什么麻烦的。至于是那样才是最好；这你根据你的情况而定了；]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1375351#1269163.html]]></link>
 <author><![CDATA[zhenfengyang]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 18 May 2012 01:32:41 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[软件要做，外部硬件更要做]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1375351#1269083.html]]></link>
 <author><![CDATA[始终如一]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 18 May 2012 00:01:29 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[硬件互锁 ，切换加延时 绝对 ok]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1375351#1263414.html]]></link>
 <author><![CDATA[yerong]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 09 May 2012 08:37:26 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[为了安全！软硬都要的！其实你做了也没有什么麻烦的！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1375351#1263405.html]]></link>
 <author><![CDATA[a888888]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 09 May 2012 08:31:50 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[相邻的2个步，过渡时有1个扫描周期是同时导通的，所以程序和硬件都要互锁 [s:21]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1375351#1263386.html]]></link>
 <author><![CDATA[lwtxiong]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 09 May 2012 08:17:05 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[还是硬件互锁就可以了，步进不会两步同时动作的。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1375351#1263323.html]]></link>
 <author><![CDATA[hanqin]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 09 May 2012 06:21:16 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[个人认为，步进顺控方法本来就是互锁的，没必要程序在互锁，但电路互锁是必要的。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1375351#1263318.html]]></link>
 <author><![CDATA[xiejun8103]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 09 May 2012 06:13:33 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[为了可靠，是必须的。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1375351#1263124.html]]></link>
 <author><![CDATA[ajpa88]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 09 May 2012 01:53:01 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[当然要，软、硬件都要]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1375351#1263115.html]]></link>
 <author><![CDATA[zsh340]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 09 May 2012 01:46:36 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[最好是软体，硬件都互锁。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1375351#1263108.html]]></link>
 <author><![CDATA[木獬]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 09 May 2012 01:39:01 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[有互锁更安全]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1375351#1263079.html]]></link>
 <author><![CDATA[d95]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 09 May 2012 01:10:24 +0000]]></pubdate>
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