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 <title><![CDATA[一个控制器是3.3v，用TLP521-4光耦转24v]]></title>
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 <description><![CDATA[直接用它就行可，光耦隔离继电器]]></description>
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 <author><![CDATA[li19930121]]></author>
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 <pubdate><![CDATA[Sat, 15 Oct 2022 02:44:47 +0000]]></pubdate>
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 <author><![CDATA[li19930121]]></author>
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 <pubdate><![CDATA[Sat, 15 Oct 2022 02:41:29 +0000]]></pubdate>
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 <description><![CDATA[[url]https://blog.csdn.net/weixin_42880082/article/details/124758285?spm=1001.2101.3001.6650.1&amp;utm_medium=distribute.pc_relevant.none-task-blog-2%7Edefault%7ECTRLIST%7ERate-1-124758285-blog-121509802.pc_relevant_aa_2&amp;depth_1-utm_source=distribute.pc_relevant.none-task-blog-2%7Edefault%7ECT ..]]></description>
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 <author><![CDATA[li19930121]]></author>
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 <pubdate><![CDATA[Sat, 15 Oct 2022 02:40:56 +0000]]></pubdate>
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 <description><![CDATA[[quote]引用楼主歪歪886于2022-10-14 20:00发表的 一个控制器是3.3v，用TLP521-4光耦转24v :
一个控制器有5根线分别是GND、两个输入、两个输出，输入，输出怎么和TLP521-4光耦的三极管侧和二极管侧连接，求pcb原理图。
[/quote]
你的提问，会让专业人士摸不着头脑！你应该这样提问：单片机I/O端的输入/输出信号是3.3V的TT ..]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1744485#2313985.html]]></link>
 <author><![CDATA[zhangqi_1234]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 14 Oct 2022 15:43:08 +0000]]></pubdate>
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 <description><![CDATA[输入和输出多少伏？]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1744485#2313982.html]]></link>
 <author><![CDATA[honggun]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 14 Oct 2022 14:42:09 +0000]]></pubdate>
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