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 <title><![CDATA[求助FX3UPLC最多可以和几台条码扫描仪进行 ..]]></title>
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 <description><![CDATA[Latest 50 replies of 求助FX3UPLC最多可以和几台条码扫描仪进行 ..]]></description>
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 <description><![CDATA[感谢回答的朋友们！ [s:21]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1441105#1505684.html]]></link>
 <author><![CDATA[xxaa00511]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 05 Nov 2013 02:24:33 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[RS485 [s:21]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1441105#1504729.html]]></link>
 <author><![CDATA[kakuyou]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 02 Nov 2013 13:14:59 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[波特率9600&nbsp;&nbsp;100米的应该问题不大,]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1441105#1503818.html]]></link>
 <author><![CDATA[rockyhuo]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 31 Oct 2013 12:47:45 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[可是通讯距离超过100m 对信号有影响吧！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1441105#1503594.html]]></link>
 <author><![CDATA[xxaa00511]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 31 Oct 2013 03:45:24 +0000]]></pubdate>
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 <description><![CDATA[[quote]引用第4楼xxaa00511于2013-10-31 10:38发表的&nbsp;&nbsp;:
谢谢，我用的是康耐视的,用485并联可行吗？
[/quote]
这得看实际情况了，如果你这种条码扫描器的输出电阻很小且输入电阻很大，应该是没问题了！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1441105#1503590.html]]></link>
 <author><![CDATA[wisexdh]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 31 Oct 2013 03:41:14 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[可是通讯距离超过100m 对信号有影响吧！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1441105#1503588.html]]></link>
 <author><![CDATA[xxaa00511]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 31 Oct 2013 03:39:45 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[485BD板十几台应该没问题，多了还是用模块吧]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1441105#1503584.html]]></link>
 <author><![CDATA[gaokunjian]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 31 Oct 2013 03:30:47 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[谢谢，我用的是康耐视的,用485并联可行吗？]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1441105#1503533.html]]></link>
 <author><![CDATA[xxaa00511]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 31 Oct 2013 02:38:06 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[看你什么条码机，多台肯定是485，31台吧，但是系统不可能带这么多是]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1441105#1503243.html]]></link>
 <author><![CDATA[hafatahaha]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 30 Oct 2013 07:27:26 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[求大家帮助啊！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1441105#1503233.html]]></link>
 <author><![CDATA[xxaa00511]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 30 Oct 2013 07:09:21 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[求大家帮助啊！ [s:32]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1441105#1503095.html]]></link>
 <author><![CDATA[xxaa00511]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 30 Oct 2013 02:24:43 +0000]]></pubdate>
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