<?xml version="1.0" encoding="UTF-8"?><rss xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:content="http://purl.org/rss/1.0/modules/content/" xmlns:atom="http://www.w3.org/2005/Atom" version="2.0"><channel><title><![CDATA[gpio初始化为输出模式后，如何回到未初始化状态]]></title><description><![CDATA[<p>gpio初始化为输出模式后，如何回到未初始化状态，浮空</p>
]]></description><link>http://www.freqchip.net:4567/topic/1846/gpio初始化为输出模式后-如何回到未初始化状态</link><generator>RSS for Node</generator><lastBuildDate>Thu, 25 Jun 2026 11:28:29 GMT</lastBuildDate><atom:link href="http://www.freqchip.net:4567/topic/1846.rss" rel="self" type="application/rss+xml"/><pubDate>Wed, 24 Jun 2026 09:29:17 GMT</pubDate><ttl>60</ttl><item><title><![CDATA[Reply to gpio初始化为输出模式后，如何回到未初始化状态 on Invalid Date]]></title><description><![CDATA[<p>gpio初始化为输出模式后，如何回到未初始化状态，浮空</p>
]]></description><link>http://www.freqchip.net:4567/post/4508</link><guid isPermaLink="true">http://www.freqchip.net:4567/post/4508</guid><dc:creator><![CDATA[xls]]></dc:creator><pubDate>Invalid Date</pubDate></item><item><title><![CDATA[Reply to gpio初始化为输出模式后，如何回到未初始化状态 on Invalid Date]]></title><description><![CDATA[<p><a class="plugin-mentions-user plugin-mentions-a" href="http://www.freqchip.net:4567/uid/1747">@xls</a><br />
gpio_set_dir(GPIO_PORT_D, GPIO_BIT_4, GPIO_DIR_IN);<br />
system_set_port_pull(GPIO_PD4, false);</p>
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