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+ <title>性能展示 — CherryUSB 1.4.3 documentation</title>
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+<li class="toctree-l1"><a class="reference internal" href="../quick_start/start.html">入门必看</a></li>
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+<li class="toctree-l1"><a class="reference internal" href="../quick_start/demo.html">基于现有 demo 快速验证</a></li>
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+<li class="toctree-l1"><a class="reference internal" href="../quick_start/transplant.html">芯片通用移植指南</a></li>
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+<li class="toctree-l1"><a class="reference internal" href="../quick_start/rtthread.html">基于 RT-Thread 软件包开发指南</a></li>
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+<li class="toctree-l1"><a class="reference internal" href="../quick_start/esp.html">基于 ESP-Registry 开发指南</a></li>
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+<li class="toctree-l1"><a class="reference internal" href="../q%26a.html">Q & A</a></li>
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+<p class="caption" role="heading"><span class="caption-text">USB 基本知识点</span></p>
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+<ul>
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+<li class="toctree-l1"><a class="reference internal" href="../usb/usb2.0_basic.html">USB 基本概念(2.0 为主)</a></li>
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+</ul>
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+<p class="caption" role="heading"><span class="caption-text">API 手册</span></p>
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+<ul>
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+<li class="toctree-l1"><a class="reference internal" href="../api/api_device.html">设备协议栈</a></li>
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+<li class="toctree-l1"><a class="reference internal" href="../api/api_host.html">主机协议栈</a></li>
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+<li class="toctree-l1"><a class="reference internal" href="../api/api_port.html">主从驱动</a></li>
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+<li class="toctree-l1"><a class="reference internal" href="../api/api_config.html">USB CONFIG 说明</a></li>
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+</ul>
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+<p class="caption" role="heading"><span class="caption-text">Class 指南</span></p>
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+<ul>
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+<li class="toctree-l1"><a class="reference internal" href="../class/class_cdc.html">CDC</a></li>
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+<li class="toctree-l1"><a class="reference internal" href="../class/class_msc.html">MSC</a></li>
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+<li class="toctree-l1"><a class="reference internal" href="../class/class_audio.html">UAC</a></li>
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+<li class="toctree-l1"><a class="reference internal" href="../class/class_video.html">UVC</a></li>
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+<li class="toctree-l1"><a class="reference internal" href="../class/winusb.html">WINUSB</a></li>
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+</ul>
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+<p class="caption" role="heading"><span class="caption-text">例程说明</span></p>
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+<ul>
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+<li class="toctree-l1"><a class="reference internal" href="../demo/usbd_cdc_acm.html">usbd_cdc_acm</a></li>
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+<li class="toctree-l1"><a class="reference internal" href="../demo/usbd_hid.html">usbd_hid</a></li>
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+<li class="toctree-l1"><a class="reference internal" href="../demo/usbd_msc.html">usbd_msc</a></li>
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+<li class="toctree-l1"><a class="reference internal" href="../demo/usbd_rndis.html">usbd_rndis</a></li>
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+<li class="toctree-l1"><a class="reference internal" href="../demo/usbd_ecm.html">usbd_cdc_ecm</a></li>
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+<li class="toctree-l1"><a class="reference internal" href="../demo/usbd_audiov1.html">usbd_audiov1</a></li>
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+<li class="toctree-l1"><a class="reference internal" href="../demo/usbd_audiov2.html">usbd_audiov2</a></li>
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+<li class="toctree-l1"><a class="reference internal" href="../demo/usbd_video.html">usbd_video</a></li>
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+<li class="toctree-l1"><a class="reference internal" href="../demo/usbd_winusb.html">usbd_winusb</a></li>
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+<li class="toctree-l1"><a class="reference internal" href="../demo/usbd_webusb.html">usbd_webusb</a></li>
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+<li class="toctree-l1"><a class="reference internal" href="../demo/usbh_serial.html">usbh_serial</a></li>
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+<li class="toctree-l1"><a class="reference internal" href="../demo/usbh_hid.html">usbh_hid</a></li>
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+<li class="toctree-l1"><a class="reference internal" href="../demo/usbh_msc.html">usbh_msc</a></li>
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+<li class="toctree-l1"><a class="reference internal" href="../demo/usbh_net.html">usbh_net</a></li>
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+<li class="toctree-l1"><a class="reference internal" href="../demo/usbh_bluetooth.html">usbh_bluetooth</a></li>
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+<li class="toctree-l1"><a class="reference internal" href="../demo/usbh_wifi.html">usbh_wifi</a></li>
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+<li class="toctree-l1"><a class="reference internal" href="../demo/usbd_vendor.html">vendor device 驱动编写</a></li>
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+<li class="toctree-l1"><a class="reference internal" href="../demo/usbh_vendor.html">vendor host 驱动编写</a></li>
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+</ul>
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+<p class="caption" role="heading"><span class="caption-text">USBIP 介绍</span></p>
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+<ul>
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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/ehci.html">EHCI</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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+</ul>
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+<p class="caption" role="heading"><span class="caption-text">工具使用</span></p>
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+<ul>
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+<li class="toctree-l1"><a class="reference internal" href="../tools/index.html">chryusb_configurator</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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+<li class="toctree-l1"><a class="reference internal" href="../tools/index.html#wireshark">Wireshark</a></li>
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+<li class="toctree-l1"><a class="reference internal" href="../tools/index.html#audacity">Audacity</a></li>
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+</ul>
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+<p class="caption" role="heading"><span class="caption-text">版本说明</span></p>
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+<ul>
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+<li class="toctree-l1"><a class="reference internal" href="../version.html">版本说明</a></li>
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+</ul>
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+<p class="caption" role="heading"><span class="caption-text">性能展示</span></p>
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+<ul class="current">
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+<li class="toctree-l1 current"><a class="current reference internal" href="#">性能展示</a><ul>
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+<li class="toctree-l2"><a class="reference internal" href="#cdc">CDC 通信</a></li>
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+<li class="toctree-l2"><a class="reference internal" href="#usb-device-msc">USB Device MSC</a></li>
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+<li class="toctree-l2"><a class="reference internal" href="#usb-device-rndis">USB Device RNDIS</a></li>
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+<li class="toctree-l2"><a class="reference internal" href="#usb-host-msc">USB Host MSC</a></li>
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+<li class="toctree-l2"><a class="reference internal" href="#usb-host-uvc">USB Host UVC</a></li>
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+<li class="toctree-l2"><a class="reference internal" href="#usb-host-wifi">USB Host WIFI</a></li>
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+</ul>
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+</li>
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+</ul>
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+<p class="caption" role="heading"><span class="caption-text">商业支持</span></p>
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+<ul>
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+<li class="toctree-l1"><a class="reference internal" href="../support/index.html">商业支持</a></li>
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+</ul>
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+
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+ </div>
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+ </div>
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+ </nav>
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+
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+ <section data-toggle="wy-nav-shift" class="wy-nav-content-wrap"><nav class="wy-nav-top" aria-label="Mobile navigation menu" >
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+ <i data-toggle="wy-nav-top" class="fa fa-bars"></i>
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+ <a href="../index.html">CherryUSB</a>
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+ </nav>
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+
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+ <div class="wy-nav-content">
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+ <div class="rst-content">
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+ <div role="navigation" aria-label="Page navigation">
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+ <ul class="wy-breadcrumbs">
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+ <li><a href="../index.html" class="icon icon-home" aria-label="Home"></a></li>
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+ <li class="breadcrumb-item active">性能展示</li>
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+ <li class="wy-breadcrumbs-aside">
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+ <a href="../_sources/show/index.rst.txt" rel="nofollow"> View page source</a>
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+ </li>
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+ </ul>
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+ <hr/>
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+</div>
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+ <div role="main" class="document" itemscope="itemscope" itemtype="http://schema.org/Article">
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+ <div itemprop="articleBody">
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+
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+ <section id="id1">
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+<h1>性能展示<a class="headerlink" href="#id1" title="Link to this heading"></a></h1>
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+<p>以下演示了 CherryUSB 在不同应用中的性能表现。主要演示高速模式，全速看不出什么性能差异。</p>
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+<section id="cdc">
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+<h2>CDC 通信<a class="headerlink" href="#cdc" title="Link to this heading"></a></h2>
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+<p>可以达到硬件极限性能，当然需要硬件理论支持到这速度，CherryUSB 就支持到这速度,举例如下：</p>
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+<ul class="simple">
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+<li><p>HPM 系列(从机可以到 42MB/S, 主机 44MB/S, 已经达到硬件极限)</p></li>
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+<li><p>BL 系列（从机 32MB/S, 主机 25MB/S, 已经达到硬件极限）</p></li>
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+<li><p>STM32F4 全速（从机 900KB/S, 主机 1.12MB/S, 已经达到硬件极限）</p></li>
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+</ul>
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+<p>从机测速demo: cdc_acm_template.c 并且关闭 log，脚本使用 <cite>tools/test_srcipts/test_cdc_speed.py</cite>
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+主机测速demo: usb_host.c 中 TEST_USBH_CDC_SPEED=1</p>
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+</section>
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+<section id="usb-device-msc">
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+<h2>USB Device MSC<a class="headerlink" href="#usb-device-msc" title="Link to this heading"></a></h2>
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+<p>演示 USB Device MSC 使用 SDXC3.0 + EMMC 测试。</p>
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+<figure class="align-default">
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+<img alt="../_images/usbdev_msc.png" src="../_images/usbdev_msc.png" />
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+</figure>
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+</section>
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+<section id="usb-device-rndis">
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+<h2>USB Device RNDIS<a class="headerlink" href="#usb-device-rndis" title="Link to this heading"></a></h2>
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+<div class="admonition note">
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+<p class="admonition-title">Note</p>
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+<p>默认 rndis 仅支持单包，因此下面速度为最低速度。多包支持需要联系作者。</p>
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+</div>
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+<p>演示 USB Device RNDIS 局域网下搭配 lwip 的速度。</p>
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+<figure class="align-default">
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+<img alt="../_images/usbdev_rndis_lwip.png" src="../_images/usbdev_rndis_lwip.png" />
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+</figure>
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+<figure class="align-default">
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+<img alt="../_images/usbdev_rndis_lwip2.png" src="../_images/usbdev_rndis_lwip2.png" />
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+</figure>
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+<p>演示 USB Device RNDIS + WIFI 透传测试。</p>
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+<figure class="align-default">
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+<img alt="../_images/usbdev_rndis_wifi.png" src="../_images/usbdev_rndis_wifi.png" />
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+</figure>
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+<figure class="align-default">
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+<img alt="../_images/usbdev_rndis_wifi2.png" src="../_images/usbdev_rndis_wifi2.png" />
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+</figure>
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+<p>演示 USB Device RNDIS + 百兆以太网透传测试。</p>
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+<figure class="align-default">
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+<img alt="../_images/usbdev_rndis_win.png" src="../_images/usbdev_rndis_win.png" />
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+</figure>
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+<figure class="align-default">
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+<img alt="../_images/usbdev_rndis_linux.png" src="../_images/usbdev_rndis_linux.png" />
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+</figure>
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+</section>
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+<section id="usb-host-msc">
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+<h2>USB Host MSC<a class="headerlink" href="#usb-host-msc" title="Link to this heading"></a></h2>
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+<p>演示 USB Host MSC 在 USB2.0 和 USB3.0 下的速度，U盘推荐使用固态测试。</p>
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+<figure class="align-default">
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+<img alt="../_images/usbhost_msc.png" src="../_images/usbhost_msc.png" />
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+</figure>
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+<figure class="align-default">
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+<img alt="../_images/usbhost_msc_xhci.png" src="../_images/usbhost_msc_xhci.png" />
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+</figure>
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+</section>
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+<section id="usb-host-uvc">
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+<h2>USB Host UVC<a class="headerlink" href="#usb-host-uvc" title="Link to this heading"></a></h2>
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+<p>演示 USB Host UVC 驱动 648 * 480 YUV 摄像头。FPS 30。</p>
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+<figure class="align-default">
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+<img alt="../_images/usbhost_uvc.gif" src="../_images/usbhost_uvc.gif" />
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+</figure>
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+</section>
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+<section id="usb-host-wifi">
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+<h2>USB Host WIFI<a class="headerlink" href="#usb-host-wifi" title="Link to this heading"></a></h2>
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+<p>演示 USB Host UVC 驱动 BL616 USB WIFI。</p>
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+<figure class="align-default">
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+<img alt="../_images/usbhost_wifi.png" src="../_images/usbhost_wifi.png" />
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+</figure>
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+</section>
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+</section>
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+
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+
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+ </div>
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+ </div>
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