Deploying to gh-pages from @ cherry-embedded/CherryUSB@8712e2c03c 🚀
This commit is contained in:
sakumisu
@@ -1,17 +1,21 @@
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<!DOCTYPE html>
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<html class="writer-html5" lang="en">
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<html class="writer-html5" lang="en" data-content_root="../">
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<head>
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<meta charset="utf-8" />
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<meta charset="utf-8" /><meta name="viewport" content="width=device-width, initial-scale=1" />
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<meta name="viewport" content="width=device-width, initial-scale=1.0" />
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<title>主从驱动 — CherryUSB 1.4.0 documentation</title>
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<link rel="stylesheet" type="text/css" href="../_static/pygments.css?v=80d5e7a1" />
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<link rel="stylesheet" type="text/css" href="../_static/css/theme.css?v=e59714d7" />
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<script src="../_static/jquery.js"></script>
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<script src="../_static/underscore.js"></script>
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<script src="../_static/doctools.js"></script>
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<script src="../_static/language_data.js"></script>
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<script src="../_static/jquery.js?v=5d32c60e"></script>
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<script src="../_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
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<script src="../_static/documentation_options.js?v=9172181d"></script>
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<script src="../_static/doctools.js?v=9a2dae69"></script>
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<script src="../_static/sphinx_highlight.js?v=dc90522c"></script>
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<script src="../_static/js/theme.js"></script>
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<link rel="index" title="Index" href="../genindex.html" />
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<link rel="search" title="Search" href="../search.html" />
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@@ -38,16 +42,16 @@
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</form>
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</div>
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</div><div class="wy-menu wy-menu-vertical" data-spy="affix" role="navigation" aria-label="Navigation menu">
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<p class="caption"><span class="caption-text">快速上手</span></p>
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<p class="caption" role="heading"><span class="caption-text">快速上手</span></p>
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<ul>
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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&a.html">Q & A</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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</ul>
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<p class="caption"><span class="caption-text">USB 基本知识点</span></p>
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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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<li class="toctree-l1"><a class="reference internal" href="../usb/usb3.0_basic.html">USB 基本概念(3.0 为主)</a></li>
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@@ -56,7 +60,7 @@
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<li class="toctree-l1"><a class="reference internal" href="../usb/usb_enum.html">USB 枚举</a></li>
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<li class="toctree-l1"><a class="reference internal" href="../usb/usb_ext.html">USB 知识点拓展</a></li>
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</ul>
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<p class="caption"><span class="caption-text">API 手册</span></p>
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<p class="caption" role="heading"><span class="caption-text">API 手册</span></p>
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<ul class="current">
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<li class="toctree-l1"><a class="reference internal" href="api_device.html">设备协议栈</a></li>
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<li class="toctree-l1"><a class="reference internal" href="api_host.html">主机协议栈</a></li>
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@@ -85,7 +89,7 @@
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</li>
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<li class="toctree-l1"><a class="reference internal" href="api_config.html">USB CONFIG 说明</a></li>
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</ul>
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<p class="caption"><span class="caption-text">Class 指南</span></p>
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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_hid.html">HID</a></li>
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@@ -94,7 +98,7 @@
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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"><span class="caption-text">例程说明</span></p>
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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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@@ -113,7 +117,7 @@
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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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</ul>
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<p class="caption"><span class="caption-text">USBIP 介绍</span></p>
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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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@@ -126,18 +130,18 @@
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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"><span class="caption-text">工具使用</span></p>
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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"><span class="caption-text">版本说明</span></p>
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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"><span class="caption-text">商业支持</span></p>
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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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@@ -166,104 +170,104 @@
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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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<div class="section" id="id1">
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<h1>主从驱动<a class="headerlink" href="#id1" title="Permalink to this headline">¶</a></h1>
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<section id="id1">
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<h1>主从驱动<a class="headerlink" href="#id1" title="Link to this heading"></a></h1>
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<div class="admonition note">
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<p class="admonition-title">Note</p>
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<p>请注意，v1.1 版本开始增加 busid 形参，其余保持不变，所以 API 说明不做更新</p>
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</div>
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<div class="section" id="device-controller-dcd">
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<h2>device controller(dcd)<a class="headerlink" href="#device-controller-dcd" title="Permalink to this headline">¶</a></h2>
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<div class="section" id="usb-dc-init">
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<h3>usb_dc_init<a class="headerlink" href="#usb-dc-init" title="Permalink to this headline">¶</a></h3>
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<section id="device-controller-dcd">
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<h2>device controller(dcd)<a class="headerlink" href="#device-controller-dcd" title="Link to this heading"></a></h2>
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<section id="usb-dc-init">
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<h3>usb_dc_init<a class="headerlink" href="#usb-dc-init" title="Link to this heading"></a></h3>
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<p><code class="docutils literal notranslate"><span class="pre">usb_dc_init</span></code> 用于初始化 usb device controller 寄存器，设置 usb 引脚、时钟、中断等等。 <strong>此函数不对用户开放</strong>。</p>
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<div class="highlight-C notranslate"><div class="highlight"><pre><span></span><span class="kt">int</span> <span class="nf">usb_dc_init</span><span class="p">(</span><span class="kt">void</span><span class="p">);</span>
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<div class="highlight-C notranslate"><div class="highlight"><pre><span></span><span class="kt">int</span><span class="w"> </span><span class="nf">usb_dc_init</span><span class="p">(</span><span class="kt">void</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><strong>return</strong> 返回 0 表示正确，其他表示错误</p></li>
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</ul>
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</div>
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<div class="section" id="usb-dc-deinit">
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<h3>usb_dc_deinit<a class="headerlink" href="#usb-dc-deinit" title="Permalink to this headline">¶</a></h3>
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</section>
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<section id="usb-dc-deinit">
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<h3>usb_dc_deinit<a class="headerlink" href="#usb-dc-deinit" title="Link to this heading"></a></h3>
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<p><code class="docutils literal notranslate"><span class="pre">usb_dc_deinit</span></code> 用于反初始化 usb device controller 寄存器。 <strong>此函数不对用户开放</strong>。</p>
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<div class="highlight-C notranslate"><div class="highlight"><pre><span></span><span class="kt">int</span> <span class="nf">usb_dc_deinit</span><span class="p">(</span><span class="kt">void</span><span class="p">);</span>
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<div class="highlight-C notranslate"><div class="highlight"><pre><span></span><span class="kt">int</span><span class="w"> </span><span class="nf">usb_dc_deinit</span><span class="p">(</span><span class="kt">void</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><strong>return</strong> 返回 0 表示正确，其他表示错误</p></li>
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</ul>
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</div>
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<div class="section" id="usbd-set-address">
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<h3>usbd_set_address<a class="headerlink" href="#usbd-set-address" title="Permalink to this headline">¶</a></h3>
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</section>
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<section id="usbd-set-address">
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<h3>usbd_set_address<a class="headerlink" href="#usbd-set-address" title="Link to this heading"></a></h3>
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<p><code class="docutils literal notranslate"><span class="pre">usbd_set_address</span></code> 设置设备地址。 <strong>此函数不对用户开放</strong>。</p>
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<div class="highlight-C notranslate"><div class="highlight"><pre><span></span><span class="kt">int</span> <span class="nf">usbd_set_address</span><span class="p">(</span><span class="k">const</span> <span class="kt">uint8_t</span> <span class="n">addr</span><span class="p">);</span>
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<div class="highlight-C notranslate"><div class="highlight"><pre><span></span><span class="kt">int</span><span class="w"> </span><span class="nf">usbd_set_address</span><span class="p">(</span><span class="k">const</span><span class="w"> </span><span class="kt">uint8_t</span><span class="w"> </span><span class="n">addr</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><strong>addr</strong> 设备地址</p></li>
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<li><p><strong>return</strong> 返回 0 表示正确，其他表示错误</p></li>
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</ul>
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</div>
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<div class="section" id="usbd-ep-open">
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<h3>usbd_ep_open<a class="headerlink" href="#usbd-ep-open" title="Permalink to this headline">¶</a></h3>
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</section>
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<section id="usbd-ep-open">
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<h3>usbd_ep_open<a class="headerlink" href="#usbd-ep-open" title="Link to this heading"></a></h3>
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<p><code class="docutils literal notranslate"><span class="pre">usbd_ep_open</span></code> 设置端点的属性，开启对应端点的中断。 <strong>此函数不对用户开放</strong>。</p>
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<div class="highlight-C notranslate"><div class="highlight"><pre><span></span><span class="kt">int</span> <span class="nf">usbd_ep_open</span><span class="p">(</span><span class="k">const</span> <span class="k">struct</span> <span class="n">usb_endpoint_descriptor</span> <span class="o">*</span><span class="n">ep</span><span class="p">);</span>
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<div class="highlight-C notranslate"><div class="highlight"><pre><span></span><span class="kt">int</span><span class="w"> </span><span class="nf">usbd_ep_open</span><span class="p">(</span><span class="k">const</span><span class="w"> </span><span class="k">struct</span><span class="w"> </span><span class="nc">usb_endpoint_descriptor</span><span class="w"> </span><span class="o">*</span><span class="n">ep</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><strong>ep</strong> 端点描述符</p></li>
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<li><p><strong>return</strong> 返回 0 表示正确，其他表示错误</p></li>
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</ul>
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</div>
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<div class="section" id="usbd-ep-close">
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<h3>usbd_ep_close<a class="headerlink" href="#usbd-ep-close" title="Permalink to this headline">¶</a></h3>
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</section>
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<section id="usbd-ep-close">
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<h3>usbd_ep_close<a class="headerlink" href="#usbd-ep-close" title="Link to this heading"></a></h3>
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<p><code class="docutils literal notranslate"><span class="pre">usbd_ep_close</span></code> 关闭端点。 <strong>此函数不对用户开放</strong>。</p>
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<div class="highlight-C notranslate"><div class="highlight"><pre><span></span><span class="kt">int</span> <span class="nf">usbd_ep_close</span><span class="p">(</span><span class="k">const</span> <span class="kt">uint8_t</span> <span class="n">ep</span><span class="p">);</span>
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<div class="highlight-C notranslate"><div class="highlight"><pre><span></span><span class="kt">int</span><span class="w"> </span><span class="nf">usbd_ep_close</span><span class="p">(</span><span class="k">const</span><span class="w"> </span><span class="kt">uint8_t</span><span class="w"> </span><span class="n">ep</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><strong>ep</strong> 端点地址</p></li>
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<li><p><strong>return</strong> 返回 0 表示正确，其他表示错误</p></li>
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</ul>
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</div>
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<div class="section" id="usbd-ep-set-stall">
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<h3>usbd_ep_set_stall<a class="headerlink" href="#usbd-ep-set-stall" title="Permalink to this headline">¶</a></h3>
|
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</section>
|
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<section id="usbd-ep-set-stall">
|
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<h3>usbd_ep_set_stall<a class="headerlink" href="#usbd-ep-set-stall" title="Link to this heading"></a></h3>
|
||||
<p><code class="docutils literal notranslate"><span class="pre">usbd_ep_set_stall</span></code> 将端点设置成 stall 状态并发送 stall 握手包。 <strong>此函数对用户开放</strong>。</p>
|
||||
<div class="highlight-C notranslate"><div class="highlight"><pre><span></span><span class="kt">int</span> <span class="nf">usbd_ep_set_stall</span><span class="p">(</span><span class="k">const</span> <span class="kt">uint8_t</span> <span class="n">ep</span><span class="p">);</span>
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||||
<div class="highlight-C notranslate"><div class="highlight"><pre><span></span><span class="kt">int</span><span class="w"> </span><span class="nf">usbd_ep_set_stall</span><span class="p">(</span><span class="k">const</span><span class="w"> </span><span class="kt">uint8_t</span><span class="w"> </span><span class="n">ep</span><span class="p">);</span>
|
||||
</pre></div>
|
||||
</div>
|
||||
<ul class="simple">
|
||||
<li><p><strong>ep</strong> 端点地址</p></li>
|
||||
<li><p><strong>return</strong> 返回 0 表示正确，其他表示错误</p></li>
|
||||
</ul>
|
||||
</div>
|
||||
<div class="section" id="usbd-ep-clear-stall">
|
||||
<h3>usbd_ep_clear_stall<a class="headerlink" href="#usbd-ep-clear-stall" title="Permalink to this headline">¶</a></h3>
|
||||
</section>
|
||||
<section id="usbd-ep-clear-stall">
|
||||
<h3>usbd_ep_clear_stall<a class="headerlink" href="#usbd-ep-clear-stall" title="Link to this heading"></a></h3>
|
||||
<p><code class="docutils literal notranslate"><span class="pre">usbd_ep_clear_stall</span></code> 清除端点的 stall 状态。 <strong>此函数不对用户开放</strong>。</p>
|
||||
<div class="highlight-C notranslate"><div class="highlight"><pre><span></span><span class="kt">int</span> <span class="nf">usbd_ep_clear_stall</span><span class="p">(</span><span class="k">const</span> <span class="kt">uint8_t</span> <span class="n">ep</span><span class="p">);</span>
|
||||
<div class="highlight-C notranslate"><div class="highlight"><pre><span></span><span class="kt">int</span><span class="w"> </span><span class="nf">usbd_ep_clear_stall</span><span class="p">(</span><span class="k">const</span><span class="w"> </span><span class="kt">uint8_t</span><span class="w"> </span><span class="n">ep</span><span class="p">);</span>
|
||||
</pre></div>
|
||||
</div>
|
||||
<ul class="simple">
|
||||
<li><p><strong>ep</strong> 端点地址</p></li>
|
||||
<li><p><strong>return</strong> 返回 0 表示正确，其他表示错误</p></li>
|
||||
</ul>
|
||||
</div>
|
||||
<div class="section" id="usbd-ep-is-stalled">
|
||||
<h3>usbd_ep_is_stalled<a class="headerlink" href="#usbd-ep-is-stalled" title="Permalink to this headline">¶</a></h3>
|
||||
</section>
|
||||
<section id="usbd-ep-is-stalled">
|
||||
<h3>usbd_ep_is_stalled<a class="headerlink" href="#usbd-ep-is-stalled" title="Link to this heading"></a></h3>
|
||||
<p><code class="docutils literal notranslate"><span class="pre">usbd_ep_is_stalled</span></code> 读取当前端点的 stall 状态。 <strong>此函数不对用户开放</strong>。</p>
|
||||
<div class="highlight-C notranslate"><div class="highlight"><pre><span></span><span class="kt">int</span> <span class="nf">usbd_ep_is_stalled</span><span class="p">(</span><span class="k">const</span> <span class="kt">uint8_t</span> <span class="n">ep</span><span class="p">,</span> <span class="kt">uint8_t</span> <span class="o">*</span><span class="n">stalled</span><span class="p">);</span>
|
||||
<div class="highlight-C notranslate"><div class="highlight"><pre><span></span><span class="kt">int</span><span class="w"> </span><span class="nf">usbd_ep_is_stalled</span><span class="p">(</span><span class="k">const</span><span class="w"> </span><span class="kt">uint8_t</span><span class="w"> </span><span class="n">ep</span><span class="p">,</span><span class="w"> </span><span class="kt">uint8_t</span><span class="w"> </span><span class="o">*</span><span class="n">stalled</span><span class="p">);</span>
|
||||
</pre></div>
|
||||
</div>
|
||||
<ul class="simple">
|
||||
<li><p><strong>ep</strong> 端点地址</p></li>
|
||||
<li><p><strong>return</strong> 返回 1 表示 stalled，0 表示没有 stall</p></li>
|
||||
</ul>
|
||||
</div>
|
||||
<div class="section" id="usbd-ep-start-write">
|
||||
<h3>usbd_ep_start_write<a class="headerlink" href="#usbd-ep-start-write" title="Permalink to this headline">¶</a></h3>
|
||||
</section>
|
||||
<section id="usbd-ep-start-write">
|
||||
<h3>usbd_ep_start_write<a class="headerlink" href="#usbd-ep-start-write" title="Link to this heading"></a></h3>
|
||||
<p><code class="docutils literal notranslate"><span class="pre">usbd_ep_start_write</span></code> 启动端点发送，发送完成以后，会调用注册的 in 端点传输完成中断回调函数。该函数为异步发送。 <strong>此函数对用户开放</strong>。</p>
|
||||
<div class="highlight-C notranslate"><div class="highlight"><pre><span></span><span class="kt">int</span> <span class="nf">usbd_ep_start_write</span><span class="p">(</span><span class="k">const</span> <span class="kt">uint8_t</span> <span class="n">ep</span><span class="p">,</span> <span class="k">const</span> <span class="kt">uint8_t</span> <span class="o">*</span><span class="n">data</span><span class="p">,</span> <span class="kt">uint32_t</span> <span class="n">data_len</span><span class="p">);</span>
|
||||
<div class="highlight-C notranslate"><div class="highlight"><pre><span></span><span class="kt">int</span><span class="w"> </span><span class="nf">usbd_ep_start_write</span><span class="p">(</span><span class="k">const</span><span class="w"> </span><span class="kt">uint8_t</span><span class="w"> </span><span class="n">ep</span><span class="p">,</span><span class="w"> </span><span class="k">const</span><span class="w"> </span><span class="kt">uint8_t</span><span class="w"> </span><span class="o">*</span><span class="n">data</span><span class="p">,</span><span class="w"> </span><span class="kt">uint32_t</span><span class="w"> </span><span class="n">data_len</span><span class="p">);</span>
|
||||
</pre></div>
|
||||
</div>
|
||||
<ul class="simple">
|
||||
@@ -272,11 +276,11 @@
|
||||
<li><p><strong>data_len</strong> 发送长度，原则上无限长，推荐 16K 字节以内</p></li>
|
||||
<li><p><strong>return</strong> 返回 0 表示正确，其他表示错误</p></li>
|
||||
</ul>
|
||||
</div>
|
||||
<div class="section" id="usbd-ep-start-read">
|
||||
<h3>usbd_ep_start_read<a class="headerlink" href="#usbd-ep-start-read" title="Permalink to this headline">¶</a></h3>
|
||||
</section>
|
||||
<section id="usbd-ep-start-read">
|
||||
<h3>usbd_ep_start_read<a class="headerlink" href="#usbd-ep-start-read" title="Link to this heading"></a></h3>
|
||||
<p><code class="docutils literal notranslate"><span class="pre">usbd_ep_start_read</span></code> 启动端点接收，接收完成以后，会调用注册的 out 端点传输完成中断回调函数。该函数为异步接收。 <strong>此函数对用户开放</strong>。</p>
|
||||
<div class="highlight-C notranslate"><div class="highlight"><pre><span></span><span class="kt">int</span> <span class="nf">usbd_ep_start_read</span><span class="p">(</span><span class="k">const</span> <span class="kt">uint8_t</span> <span class="n">ep</span><span class="p">,</span> <span class="kt">uint8_t</span> <span class="o">*</span><span class="n">data</span><span class="p">,</span> <span class="kt">uint32_t</span> <span class="n">data_len</span><span class="p">);</span>
|
||||
<div class="highlight-C notranslate"><div class="highlight"><pre><span></span><span class="kt">int</span><span class="w"> </span><span class="nf">usbd_ep_start_read</span><span class="p">(</span><span class="k">const</span><span class="w"> </span><span class="kt">uint8_t</span><span class="w"> </span><span class="n">ep</span><span class="p">,</span><span class="w"> </span><span class="kt">uint8_t</span><span class="w"> </span><span class="o">*</span><span class="n">data</span><span class="p">,</span><span class="w"> </span><span class="kt">uint32_t</span><span class="w"> </span><span class="n">data_len</span><span class="p">);</span>
|
||||
</pre></div>
|
||||
</div>
|
||||
<ul class="simple">
|
||||
@@ -293,34 +297,34 @@
|
||||
<p class="admonition-title">Note</p>
|
||||
<p>对于 bulk 传输，data_len 通常设计为 EP MPS，以下三种情况可以修改为多个 EP MPS: 固定长度；自定义协议并携带长度（MSC）; 主机手动发送 ZLP 或者短包（RNDIS）</p>
|
||||
</div>
|
||||
</div>
|
||||
</div>
|
||||
<div class="section" id="host-controller-hcd">
|
||||
<h2>host controller(hcd)<a class="headerlink" href="#host-controller-hcd" title="Permalink to this headline">¶</a></h2>
|
||||
<div class="section" id="usb-hc-init">
|
||||
<h3>usb_hc_init<a class="headerlink" href="#usb-hc-init" title="Permalink to this headline">¶</a></h3>
|
||||
</section>
|
||||
</section>
|
||||
<section id="host-controller-hcd">
|
||||
<h2>host controller(hcd)<a class="headerlink" href="#host-controller-hcd" title="Link to this heading"></a></h2>
|
||||
<section id="usb-hc-init">
|
||||
<h3>usb_hc_init<a class="headerlink" href="#usb-hc-init" title="Link to this heading"></a></h3>
|
||||
<p><code class="docutils literal notranslate"><span class="pre">usb_hc_init</span></code> 用于初始化 usb host controller 寄存器，设置 usb 引脚、时钟、中断等等。 <strong>此函数不对用户开放</strong>。</p>
|
||||
<div class="highlight-C notranslate"><div class="highlight"><pre><span></span><span class="kt">int</span> <span class="nf">usb_hc_init</span><span class="p">(</span><span class="kt">void</span><span class="p">);</span>
|
||||
<div class="highlight-C notranslate"><div class="highlight"><pre><span></span><span class="kt">int</span><span class="w"> </span><span class="nf">usb_hc_init</span><span class="p">(</span><span class="kt">void</span><span class="p">);</span>
|
||||
</pre></div>
|
||||
</div>
|
||||
<ul class="simple">
|
||||
<li><p><strong>return</strong> 返回 0 表示正确，其他表示错误</p></li>
|
||||
</ul>
|
||||
</div>
|
||||
<div class="section" id="usb-hc-deinit">
|
||||
<h3>usb_hc_deinit<a class="headerlink" href="#usb-hc-deinit" title="Permalink to this headline">¶</a></h3>
|
||||
</section>
|
||||
<section id="usb-hc-deinit">
|
||||
<h3>usb_hc_deinit<a class="headerlink" href="#usb-hc-deinit" title="Link to this heading"></a></h3>
|
||||
<p><code class="docutils literal notranslate"><span class="pre">usb_hc_deinit</span></code> 用于反初始化 usb host controller 寄存器。 <strong>此函数不对用户开放</strong>。</p>
|
||||
<div class="highlight-C notranslate"><div class="highlight"><pre><span></span><span class="kt">int</span> <span class="nf">usb_hc_deinit</span><span class="p">(</span><span class="kt">void</span><span class="p">);</span>
|
||||
<div class="highlight-C notranslate"><div class="highlight"><pre><span></span><span class="kt">int</span><span class="w"> </span><span class="nf">usb_hc_deinit</span><span class="p">(</span><span class="kt">void</span><span class="p">);</span>
|
||||
</pre></div>
|
||||
</div>
|
||||
<ul class="simple">
|
||||
<li><p><strong>return</strong> 返回 0 表示正确，其他表示错误</p></li>
|
||||
</ul>
|
||||
</div>
|
||||
<div class="section" id="usbh-roothub-control">
|
||||
<h3>usbh_roothub_control<a class="headerlink" href="#usbh-roothub-control" title="Permalink to this headline">¶</a></h3>
|
||||
</section>
|
||||
<section id="usbh-roothub-control">
|
||||
<h3>usbh_roothub_control<a class="headerlink" href="#usbh-roothub-control" title="Link to this heading"></a></h3>
|
||||
<p><code class="docutils literal notranslate"><span class="pre">usbh_roothub_control</span></code> 用来对 roothub 发起请求， <strong>此函数不对用户开放</strong>。</p>
|
||||
<div class="highlight-C notranslate"><div class="highlight"><pre><span></span><span class="kt">int</span> <span class="nf">usbh_roothub_control</span><span class="p">(</span><span class="k">struct</span> <span class="n">usb_setup_packet</span> <span class="o">*</span><span class="n">setup</span><span class="p">,</span> <span class="kt">uint8_t</span> <span class="o">*</span><span class="n">buf</span><span class="p">);</span>
|
||||
<div class="highlight-C notranslate"><div class="highlight"><pre><span></span><span class="kt">int</span><span class="w"> </span><span class="nf">usbh_roothub_control</span><span class="p">(</span><span class="k">struct</span><span class="w"> </span><span class="nc">usb_setup_packet</span><span class="w"> </span><span class="o">*</span><span class="n">setup</span><span class="p">,</span><span class="w"> </span><span class="kt">uint8_t</span><span class="w"> </span><span class="o">*</span><span class="n">buf</span><span class="p">);</span>
|
||||
</pre></div>
|
||||
</div>
|
||||
<ul class="simple">
|
||||
@@ -328,11 +332,11 @@
|
||||
<li><p><strong>buf</strong> 接收缓冲区</p></li>
|
||||
<li><p><strong>return</strong> 返回 0 表示正确，其他表示错误</p></li>
|
||||
</ul>
|
||||
</div>
|
||||
<div class="section" id="usbh-submit-urb">
|
||||
<h3>usbh_submit_urb<a class="headerlink" href="#usbh-submit-urb" title="Permalink to this headline">¶</a></h3>
|
||||
</section>
|
||||
<section id="usbh-submit-urb">
|
||||
<h3>usbh_submit_urb<a class="headerlink" href="#usbh-submit-urb" title="Link to this heading"></a></h3>
|
||||
<p><code class="docutils literal notranslate"><span class="pre">usbh_submit_urb</span></code> 对某个地址上的端点进行数据请求。 <strong>此函数对用户开放</strong>。</p>
|
||||
<div class="highlight-C notranslate"><div class="highlight"><pre><span></span><span class="kt">int</span> <span class="nf">usbh_submit_urb</span><span class="p">(</span><span class="k">struct</span> <span class="n">usbh_urb</span> <span class="o">*</span><span class="n">urb</span><span class="p">);</span>
|
||||
<div class="highlight-C notranslate"><div class="highlight"><pre><span></span><span class="kt">int</span><span class="w"> </span><span class="nf">usbh_submit_urb</span><span class="p">(</span><span class="k">struct</span><span class="w"> </span><span class="nc">usbh_urb</span><span class="w"> </span><span class="o">*</span><span class="n">urb</span><span class="p">);</span>
|
||||
</pre></div>
|
||||
</div>
|
||||
<ul class="simple">
|
||||
@@ -340,26 +344,26 @@
|
||||
<li><p><strong>return</strong> 返回 0 表示正确，其他表示错误</p></li>
|
||||
</ul>
|
||||
<p>其中， <cite>urb</cite> 结构体信息如下：</p>
|
||||
<div class="highlight-C notranslate"><div class="highlight"><pre><span></span><span class="k">struct</span> <span class="n">usbh_urb</span> <span class="p">{</span>
|
||||
<span class="kt">void</span> <span class="o">*</span><span class="n">hcpriv</span><span class="p">;</span>
|
||||
<span class="k">struct</span> <span class="n">usbh_hubport</span> <span class="o">*</span><span class="n">hport</span><span class="p">;</span>
|
||||
<span class="k">struct</span> <span class="n">usb_endpoint_descriptor</span> <span class="o">*</span><span class="n">ep</span><span class="p">;</span>
|
||||
<span class="kt">uint8_t</span> <span class="n">data_toggle</span><span class="p">;</span>
|
||||
<span class="k">struct</span> <span class="n">usb_setup_packet</span> <span class="o">*</span><span class="n">setup</span><span class="p">;</span>
|
||||
<span class="kt">uint8_t</span> <span class="o">*</span><span class="n">transfer_buffer</span><span class="p">;</span>
|
||||
<span class="kt">uint32_t</span> <span class="n">transfer_buffer_length</span><span class="p">;</span>
|
||||
<span class="kt">int</span> <span class="n">transfer_flags</span><span class="p">;</span>
|
||||
<span class="kt">uint32_t</span> <span class="n">actual_length</span><span class="p">;</span>
|
||||
<span class="kt">uint32_t</span> <span class="n">timeout</span><span class="p">;</span>
|
||||
<span class="kt">int</span> <span class="n">errorcode</span><span class="p">;</span>
|
||||
<span class="kt">uint32_t</span> <span class="n">num_of_iso_packets</span><span class="p">;</span>
|
||||
<span class="kt">uint32_t</span> <span class="n">start_frame</span><span class="p">;</span>
|
||||
<span class="n">usbh_complete_callback_t</span> <span class="n">complete</span><span class="p">;</span>
|
||||
<span class="kt">void</span> <span class="o">*</span><span class="n">arg</span><span class="p">;</span>
|
||||
<div class="highlight-C notranslate"><div class="highlight"><pre><span></span><span class="k">struct</span><span class="w"> </span><span class="nc">usbh_urb</span><span class="w"> </span><span class="p">{</span>
|
||||
<span class="w"> </span><span class="kt">void</span><span class="w"> </span><span class="o">*</span><span class="n">hcpriv</span><span class="p">;</span>
|
||||
<span class="w"> </span><span class="k">struct</span><span class="w"> </span><span class="nc">usbh_hubport</span><span class="w"> </span><span class="o">*</span><span class="n">hport</span><span class="p">;</span>
|
||||
<span class="w"> </span><span class="k">struct</span><span class="w"> </span><span class="nc">usb_endpoint_descriptor</span><span class="w"> </span><span class="o">*</span><span class="n">ep</span><span class="p">;</span>
|
||||
<span class="w"> </span><span class="kt">uint8_t</span><span class="w"> </span><span class="n">data_toggle</span><span class="p">;</span>
|
||||
<span class="w"> </span><span class="k">struct</span><span class="w"> </span><span class="nc">usb_setup_packet</span><span class="w"> </span><span class="o">*</span><span class="n">setup</span><span class="p">;</span>
|
||||
<span class="w"> </span><span class="kt">uint8_t</span><span class="w"> </span><span class="o">*</span><span class="n">transfer_buffer</span><span class="p">;</span>
|
||||
<span class="w"> </span><span class="kt">uint32_t</span><span class="w"> </span><span class="n">transfer_buffer_length</span><span class="p">;</span>
|
||||
<span class="w"> </span><span class="kt">int</span><span class="w"> </span><span class="n">transfer_flags</span><span class="p">;</span>
|
||||
<span class="w"> </span><span class="kt">uint32_t</span><span class="w"> </span><span class="n">actual_length</span><span class="p">;</span>
|
||||
<span class="w"> </span><span class="kt">uint32_t</span><span class="w"> </span><span class="n">timeout</span><span class="p">;</span>
|
||||
<span class="w"> </span><span class="kt">int</span><span class="w"> </span><span class="n">errorcode</span><span class="p">;</span>
|
||||
<span class="w"> </span><span class="kt">uint32_t</span><span class="w"> </span><span class="n">num_of_iso_packets</span><span class="p">;</span>
|
||||
<span class="w"> </span><span class="kt">uint32_t</span><span class="w"> </span><span class="n">start_frame</span><span class="p">;</span>
|
||||
<span class="w"> </span><span class="n">usbh_complete_callback_t</span><span class="w"> </span><span class="n">complete</span><span class="p">;</span>
|
||||
<span class="w"> </span><span class="kt">void</span><span class="w"> </span><span class="o">*</span><span class="n">arg</span><span class="p">;</span>
|
||||
<span class="cp">#if defined(__ICCARM__) || defined(__ICCRISCV__) || defined(__ICCRX__)</span>
|
||||
<span class="k">struct</span> <span class="n">usbh_iso_frame_packet</span> <span class="o">*</span><span class="n">iso_packet</span><span class="p">;</span>
|
||||
<span class="w"> </span><span class="k">struct</span><span class="w"> </span><span class="nc">usbh_iso_frame_packet</span><span class="w"> </span><span class="o">*</span><span class="n">iso_packet</span><span class="p">;</span>
|
||||
<span class="cp">#else</span>
|
||||
<span class="k">struct</span> <span class="n">usbh_iso_frame_packet</span> <span class="n">iso_packet</span><span class="p">[</span><span class="mi">0</span><span class="p">];</span>
|
||||
<span class="w"> </span><span class="k">struct</span><span class="w"> </span><span class="nc">usbh_iso_frame_packet</span><span class="w"> </span><span class="n">iso_packet</span><span class="p">[</span><span class="mi">0</span><span class="p">];</span>
|
||||
<span class="cp">#endif</span>
|
||||
<span class="p">};</span>
|
||||
</pre></div>
|
||||
@@ -403,11 +407,11 @@
|
||||
</pre></div>
|
||||
</div>
|
||||
<p>其中 <cite>iso_packet</cite> 结构体信息如下：</p>
|
||||
<div class="highlight-C notranslate"><div class="highlight"><pre><span></span><span class="k">struct</span> <span class="n">usbh_iso_frame_packet</span> <span class="p">{</span>
|
||||
<span class="kt">uint8_t</span> <span class="o">*</span><span class="n">transfer_buffer</span><span class="p">;</span>
|
||||
<span class="kt">uint32_t</span> <span class="n">transfer_buffer_length</span><span class="p">;</span>
|
||||
<span class="kt">uint32_t</span> <span class="n">actual_length</span><span class="p">;</span>
|
||||
<span class="kt">int</span> <span class="n">errorcode</span><span class="p">;</span>
|
||||
<div class="highlight-C notranslate"><div class="highlight"><pre><span></span><span class="k">struct</span><span class="w"> </span><span class="nc">usbh_iso_frame_packet</span><span class="w"> </span><span class="p">{</span>
|
||||
<span class="w"> </span><span class="kt">uint8_t</span><span class="w"> </span><span class="o">*</span><span class="n">transfer_buffer</span><span class="p">;</span>
|
||||
<span class="w"> </span><span class="kt">uint32_t</span><span class="w"> </span><span class="n">transfer_buffer_length</span><span class="p">;</span>
|
||||
<span class="w"> </span><span class="kt">uint32_t</span><span class="w"> </span><span class="n">actual_length</span><span class="p">;</span>
|
||||
<span class="w"> </span><span class="kt">int</span><span class="w"> </span><span class="n">errorcode</span><span class="p">;</span>
|
||||
<span class="p">};</span>
|
||||
</pre></div>
|
||||
</div>
|
||||
@@ -417,9 +421,9 @@
|
||||
<li><p><strong>actual_length</strong> 实际传输长度</p></li>
|
||||
<li><p><strong>errorcode</strong> 错误码</p></li>
|
||||
</ul>
|
||||
</div>
|
||||
</div>
|
||||
</div>
|
||||
</section>
|
||||
</section>
|
||||
</section>
|
||||
|
||||
|
||||
</div>
|
||||
|
||||
Reference in New Issue
Block a user