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 <title><![CDATA[s7 200 smart modbus rtu 通过串口助手控 ..]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1683742.html]]></link>
 <description><![CDATA[Latest 50 replies of s7 200 smart modbus rtu 通过串口助手控 ..]]></description>
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 <title><![CDATA[工控人家园]]></title>
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 <description><![CDATA[[s:21]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1683742#2127129.html]]></link>
 <author><![CDATA[小孟孟]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Mon, 22 Jun 2020 06:12:42 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[这是我用串口测试指令，发送格式要十六进制发送
Q0.0 =1
发送：03 05 00 00 FF 00 8D D8 
接受：03 05 00 00 FF 00 8D D8 
Q0.0=0
发送：03 05 00 00 00 00 CC 28 
接受：03 05 00 00 00 00 CC 28 
Q0.1=1
发送：03 05 00 01 FF 00 DC 18
接受：03 05 00 01 FF 00 DC 18
Q0.2=1
发送：03 05 00 02 FF 00 2C 18
接受：03 0 ..]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1683742#2126947.html]]></link>
 <author><![CDATA[yulin3192]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Sun, 21 Jun 2020 03:21:32 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[附上c语言编写CRC16校验程序
这个是查表的方法






/* CRC 高位字节值表 */
const uchar auchCRCHi[] = {
&nbsp;&nbsp;&nbsp;&nbsp;0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0,
&nbsp;&nbsp;&nbsp;&nbsp;0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41,
&nbsp;&nbsp;&nbsp;&nbsp;0x00, ..]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1683742#2126946.html]]></link>
 <author><![CDATA[yulin3192]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Sun, 21 Jun 2020 02:56:54 +0000]]></pubdate>
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