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 <title><![CDATA[请问一下PLC与PC通信哪种方式最好啊]]></title>
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 <description><![CDATA[Latest 50 replies of 请问一下PLC与PC通信哪种方式最好啊]]></description>
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 <description><![CDATA[[quote]引用第5楼chenpingyg于2013-06-01 23:32发表的&nbsp;&nbsp;:
以太网，抗干扰能力强，速度快
[/quote]
PLC+以太模組
可同時連N台]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1429197#1450017.html]]></link>
 <author><![CDATA[john42tw]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 03 Jun 2013 01:44:19 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[和pc通讯&nbsp;&nbsp; 50米的话 都可以。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1429197#1449727.html]]></link>
 <author><![CDATA[4325003]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 02 Jun 2013 02:47:41 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[以太网，抗干扰能力强，速度快]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1429197#1449629.html]]></link>
 <author><![CDATA[chenpingyg]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 01 Jun 2013 15:32:49 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[最好用PLC编程口]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1429197#1449490.html]]></link>
 <author><![CDATA[huhaiming]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 01 Jun 2013 07:07:20 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[rs232理论上50m ，实际使用15m。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1429197#1449462.html]]></link>
 <author><![CDATA[piclijun]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 01 Jun 2013 04:44:17 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[RS232的也行吧]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1429197#1449460.html]]></link>
 <author><![CDATA[catfree]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 01 Jun 2013 04:37:22 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[简单的RS485，RS485接口组成的半双工网络，一般是两线制,RS-485的数据最高传输速率为10Mbps。
 RS-485最大的通信距离约为1000m.]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1429197#1449431.html]]></link>
 <author><![CDATA[lzzqh8]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 01 Jun 2013 03:29:28 +0000]]></pubdate>
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