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<p class="caption" role="heading"><span class="caption-text">例程说明</span></p>
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<ul class="current">
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<li class="toctree-l1"><a class="reference internal" href="usbd_cdc_acm.html">usbd_cdc_acm</a></li>
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<li class="toctree-l1"><a class="reference internal" href="usbd_hid.html">usbd_hid</a></li>
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<li class="toctree-l1"><a class="reference internal" href="usbd_video.html">usbd_video</a></li>
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<li class="toctree-l1 current"><a class="current reference internal" href="#">usbd_winusb</a></li>
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<li class="toctree-l1"><a class="reference internal" href="usbd_webusb.html">usbd_webusb</a></li>
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<li class="toctree-l1"><a class="reference internal" href="usbh_serial.html">usbh_serial</a></li>
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<li class="toctree-l1"><a class="reference internal" href="usbh_hid.html">usbh_hid</a></li>
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<p class="caption" role="heading"><span class="caption-text">USBIP 介绍</span></p>
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<li class="toctree-l1"><a class="reference internal" href="../usbip/ohci.html">OHCI</a></li>
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<li class="toctree-l1"><a class="reference internal" href="../usbip/xhci.html">XHCI</a></li>
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<li class="toctree-l1"><a class="reference internal" href="../usbip/chipidea.html">CHIPIDEA</a></li>
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<li class="toctree-l1"><a class="reference internal" href="../usbip/dwc2.html">DWC2</a></li>
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<li class="toctree-l1"><a class="reference internal" href="../usbip/musb.html">MUSB</a></li>
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<li class="toctree-l1"><a class="reference internal" href="../usbip/fotg210.html">FOTG210</a></li>
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<li class="toctree-l1"><a class="reference internal" href="../usbip/cdns2.html">CDNS2</a></li>
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<li class="toctree-l1"><a class="reference internal" href="../usbip/cdns3.html">CDNS3</a></li>
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<li class="toctree-l1"><a class="reference internal" href="../usbip/dwc3.html">DWC3</a></li>
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<li class="toctree-l1"><a class="reference internal" href="../tools/index.html#usb-protocol-suite">力科 USB Protocol Suite</a></li>
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<section id="usbd-winusb">
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<h1>usbd_winusb<a class="headerlink" href="#usbd-winusb" title="Link to this heading"></a></h1>
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<p>本节主要介绍 winusb 驱动。winusb 是 windows 为了让用户友好的访问 USB 自定义类设备提供的一套通用驱动，其实本质就是 CDC ACM。
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WINUSB 版本根据 USB 版本分为 V1/V2 版本，V2 版本需要包含 BOS 描述符，V1 版本不需要。V2 版本需要在设备描述符中设置为 USB2.1 的版本号。</p>
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<ul class="simple">
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<li><p>V1 版本注册描述符</p></li>
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</ul>
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<div class="highlight-C notranslate"><div class="highlight"><pre><span></span><span class="n">usbd_msosv1_desc_register</span><span class="p">(</span><span class="n">busid</span><span class="p">,</span><span class="w"> </span><span class="o">&</span><span class="n">msosv1_desc</span><span class="p">);</span>
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</pre></div>
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</div>
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<ul class="simple">
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<li><p>V2 版本注册描述符</p></li>
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</ul>
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<div class="highlight-C notranslate"><div class="highlight"><pre><span></span><span class="n">usbd_bos_desc_register</span><span class="p">(</span><span class="n">busid</span><span class="p">,</span><span class="w"> </span><span class="o">&</span><span class="n">bos_desc</span><span class="p">);</span>
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<span class="n">usbd_msosv2_desc_register</span><span class="p">(</span><span class="n">busid</span><span class="p">,</span><span class="w"> </span><span class="o">&</span><span class="n">msosv2_desc</span><span class="p">);</span>
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</pre></div>
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</div>
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<ul class="simple">
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<li><p>接口描述符注册</p></li>
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</ul>
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<div class="highlight-C notranslate"><div class="highlight"><pre><span></span><span class="cm">/* Interface 0 */</span>
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<span class="n">USB_INTERFACE_DESCRIPTOR_INIT</span><span class="p">(</span><span class="mh">0x00</span><span class="p">,</span><span class="w"> </span><span class="mh">0x00</span><span class="p">,</span><span class="w"> </span><span class="mh">0x02</span><span class="p">,</span><span class="w"> </span><span class="mh">0xFF</span><span class="p">,</span><span class="w"> </span><span class="mh">0x00</span><span class="p">,</span><span class="w"> </span><span class="mh">0x00</span><span class="p">,</span><span class="w"> </span><span class="mh">0x02</span><span class="p">),</span>
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<span class="cm">/* Endpoint OUT 2 */</span>
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<span class="n">USB_ENDPOINT_DESCRIPTOR_INIT</span><span class="p">(</span><span class="n">WINUSB_OUT_EP</span><span class="p">,</span><span class="w"> </span><span class="n">USB_ENDPOINT_TYPE_BULK</span><span class="p">,</span><span class="w"> </span><span class="n">WINUSB_EP_MPS</span><span class="p">,</span><span class="w"> </span><span class="mh">0x00</span><span class="p">),</span>
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<span class="cm">/* Endpoint IN 1 */</span>
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<span class="n">USB_ENDPOINT_DESCRIPTOR_INIT</span><span class="p">(</span><span class="n">WINUSB_IN_EP</span><span class="p">,</span><span class="w"> </span><span class="n">USB_ENDPOINT_TYPE_BULK</span><span class="p">,</span><span class="w"> </span><span class="n">WINUSB_EP_MPS</span><span class="p">,</span><span class="w"> </span><span class="mh">0x00</span><span class="p">),</span>
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</pre></div>
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</div>
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<ul class="simple">
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<li><p>其余操作与 CDC ACM 相同，不再赘述</p></li>
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</ul>
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