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        <dc:date>2025-12-16T09:04:03+00:00</dc:date>
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        <title>标准:usb:start</title>
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        <description>USB

USB的标准组织为USB-IF，网站&lt;https://www.usb.org/&gt;，相关标准文档均可以从该网站（&lt;https://www.usb.org/documents&gt;）上下载。

常用标准

USB 1.x &amp; 2.x： Universal Serial Bus Specification Revision 2.0

USB 3.x：Universal Serial Bus 3.2 Specification

USB 4.x：Universal Serial Bus 4 (USB4®) Specification

Type-C：Universal Serial Bus Type-C Cable and Connector Specification

版本差异

USB各版本的差异如下，每个版本支持的接口不一样，到了USB4，则只支持Type-C接口。…</description>
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