complete doc outline

docs/_build/html/_sources/index.rst.txt

@@ -17,6 +17,14 @@ CherryUSB 是一个小而美的、可移植性高的、用于嵌入式系统的
    quick_start/ch32v307
    quick_start/rt-thread/rt-thread_zh
 
+.. toctree::
+   :maxdepth: 1
+   :caption: USB 基本知识点
+
+   usb/usb_basic
+   usb/usb_desc
+   usb/usb_request
+   usb/usb_enum
 .. toctree::
    :maxdepth: 1
    :caption: API 手册
@@ -46,3 +54,9 @@ CherryUSB 是一个小而美的、可移植性高的、用于嵌入式系统的
    demo/video
    demo/speaker_mic
    demo/daplink
+
+.. toctree::
+   :maxdepth: 1
+   :caption: Porting 说明
+
+   porting

docs/_build/html/_sources/porting.rst.txt

@@ -0,0 +1,2 @@
+Porting 编写说明
+==============================

docs/_build/html/_sources/quick_start/rt-thread/rt-thread_zh.md.txt

@@ -139,7 +139,9 @@ int main(void)
 ![CDC Device Demo](img/rtt_cdc_demo.png)
 - host demo
 
-![USB Host Demo](img/rtt_host_demo.png)
+![USB Host Demo1](img/1.png)
+![USB Host Demo2](img/2.png)
+![USB Host Demo3](img/3.png)
 
 ### 视频教程
 

docs/_build/html/_sources/usb/usb_basic.rst.txt

@@ -0,0 +1,88 @@
+USB 基本概念
+===========================
+
+本文主要对 USB 官方 usb2.0.pdf 中提供的第七章、第八章、第九章进行讲解。
+
+简介
+---------
+
+USB 信号状态
+-----------------
+
+USB 连接与断开检测
+---------------------
+
+USB 速度识别
+---------------------
+
+USB 设备状态
+---------------------
+
+USB 编码与位填充
+---------------------
+
+USB 字段(域)
+---------------------
+
+同步字段
+^^^^^^^^^^^^^^^^^^^^^^^^
+
+包标识符字段
+^^^^^^^^^^^^^^^^^^^^^^^^
+
+地址字段
+^^^^^^^^^^^^^^^^^^^^^^^^
+
+帧号字段
+^^^^^^^^^^^^^^^^^^^^^^^^
+
+数据字段
+^^^^^^^^^^^^^^^^^^^^^^^^
+
+CRC 字段
+^^^^^^^^^^^^^^^^^^^^^^^^
+
+USB 包
+---------------------
+
+令牌包
+^^^^^^^^^^^^^^^^^^^^^^^^
+
+数据包
+^^^^^^^^^^^^^^^^^^^^^^^^
+
+握手包
+^^^^^^^^^^^^^^^^^^^^^^^^
+
+特殊数据包
+^^^^^^^^^^^^^^^^^^^^^^^^
+
+USB 事务
+---------------------
+
+SETUP 事务
+^^^^^^^^^^^^^^^^^^^^^^^^
+
+IN 事务
+^^^^^^^^^^^^^^^^^^^^^^^^
+
+OUT 事务
+^^^^^^^^^^^^^^^^^^^^^^^^
+
+特殊事务
+^^^^^^^^^^^^^^^^^^^^^^^^
+
+USB 传输
+---------------------
+
+控制传输
+^^^^^^^^^^^^^^^^^^^^^^^^
+
+批量传输
+^^^^^^^^^^^^^^^^^^^^^^^^
+
+中断传输
+^^^^^^^^^^^^^^^^^^^^^^^^
+
+同步传输
+^^^^^^^^^^^^^^^^^^^^^^^^

docs/_build/html/_sources/usb/usb_desc.rst.txt

@@ -0,0 +1,2 @@
+USB 描述符
+===========================

docs/_build/html/_sources/usb/usb_enum.rst.txt

@@ -0,0 +1,2 @@
+USB 枚举
+===========================

docs/_build/html/_sources/usb/usb_request.rst.txt

@@ -0,0 +1,2 @@
+USB 设备请求
+===========================

docs/_build/html/api/api_common.html

@@ -95,6 +95,13 @@
 <li class="toctree-l1"><a class="reference internal" href="../quick_start/ch32v307.html">基于 CH32V307 开发指南</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../quick_start/rt-thread/rt-thread_zh.html">基于 RT-Thread 软件包开发指南</a></li>
 </ul>
+<p class="caption"><span class="caption-text">USB 基本知识点</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_basic.html">USB 基本概念</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_desc.html">USB 描述符</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_request.html">USB 设备请求</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_enum.html">USB 枚举</a></li>
+</ul>
 <p class="caption"><span class="caption-text">API 手册</span></p>
 <ul class="current">
 <li class="toctree-l1"><a class="reference internal" href="api_device.html">设备协议栈</a></li>
@@ -119,6 +126,10 @@
 <li class="toctree-l1"><a class="reference internal" href="../demo/speaker_mic.html">USB 双通道扬声器和麦克风</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../demo/daplink.html">DAPLINK V2.0调试器</a></li>
 </ul>
+<p class="caption"><span class="caption-text">Porting 说明</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="../porting.html">Porting 编写说明</a></li>
+</ul>
 
             
           

docs/_build/html/api/api_device.html

@@ -43,7 +43,7 @@
     <link rel="index" title="索引" href="../genindex.html" />
     <link rel="search" title="搜索" href="../search.html" />
     <link rel="next" title="主机协议栈" href="api_host.html" />
-    <link rel="prev" title="基于 RT-Thread 软件包开发指南" href="../quick_start/rt-thread/rt-thread_zh.html" /> 
+    <link rel="prev" title="USB 枚举" href="../usb/usb_enum.html" /> 
 </head>
 
 <body class="wy-body-for-nav">
@@ -95,6 +95,13 @@
 <li class="toctree-l1"><a class="reference internal" href="../quick_start/ch32v307.html">基于 CH32V307 开发指南</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../quick_start/rt-thread/rt-thread_zh.html">基于 RT-Thread 软件包开发指南</a></li>
 </ul>
+<p class="caption"><span class="caption-text">USB 基本知识点</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_basic.html">USB 基本概念</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_desc.html">USB 描述符</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_request.html">USB 设备请求</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_enum.html">USB 枚举</a></li>
+</ul>
 <p class="caption"><span class="caption-text">API 手册</span></p>
 <ul class="current">
 <li class="toctree-l1 current"><a class="current reference internal" href="#">设备协议栈</a><ul>
@@ -129,6 +136,10 @@
 <li class="toctree-l1"><a class="reference internal" href="../demo/speaker_mic.html">USB 双通道扬声器和麦克风</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../demo/daplink.html">DAPLINK V2.0调试器</a></li>
 </ul>
+<p class="caption"><span class="caption-text">Porting 说明</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="../porting.html">Porting 编写说明</a></li>
+</ul>
 
             
           
@@ -230,7 +241,7 @@
           <footer>
     <div class="rst-footer-buttons" role="navigation" aria-label="footer navigation">
         <a href="api_host.html" class="btn btn-neutral float-right" title="主机协议栈" accesskey="n" rel="next">下一页 <span class="fa fa-arrow-circle-right" aria-hidden="true"></span></a>
-        <a href="../quick_start/rt-thread/rt-thread_zh.html" class="btn btn-neutral float-left" title="基于 RT-Thread 软件包开发指南" accesskey="p" rel="prev"><span class="fa fa-arrow-circle-left" aria-hidden="true"></span> 上一页</a>
+        <a href="../usb/usb_enum.html" class="btn btn-neutral float-left" title="USB 枚举" accesskey="p" rel="prev"><span class="fa fa-arrow-circle-left" aria-hidden="true"></span> 上一页</a>
     </div>
 
   <hr/>

docs/_build/html/api/api_host.html

@@ -95,6 +95,13 @@
 <li class="toctree-l1"><a class="reference internal" href="../quick_start/ch32v307.html">基于 CH32V307 开发指南</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../quick_start/rt-thread/rt-thread_zh.html">基于 RT-Thread 软件包开发指南</a></li>
 </ul>
+<p class="caption"><span class="caption-text">USB 基本知识点</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_basic.html">USB 基本概念</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_desc.html">USB 描述符</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_request.html">USB 设备请求</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_enum.html">USB 枚举</a></li>
+</ul>
 <p class="caption"><span class="caption-text">API 手册</span></p>
 <ul class="current">
 <li class="toctree-l1"><a class="reference internal" href="api_device.html">设备协议栈</a></li>
@@ -129,6 +136,10 @@
 <li class="toctree-l1"><a class="reference internal" href="../demo/speaker_mic.html">USB 双通道扬声器和麦克风</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../demo/daplink.html">DAPLINK V2.0调试器</a></li>
 </ul>
+<p class="caption"><span class="caption-text">Porting 说明</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="../porting.html">Porting 编写说明</a></li>
+</ul>
 
             
           

docs/_build/html/class/class_audio.html

@@ -95,6 +95,13 @@
 <li class="toctree-l1"><a class="reference internal" href="../quick_start/ch32v307.html">基于 CH32V307 开发指南</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../quick_start/rt-thread/rt-thread_zh.html">基于 RT-Thread 软件包开发指南</a></li>
 </ul>
+<p class="caption"><span class="caption-text">USB 基本知识点</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_basic.html">USB 基本概念</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_desc.html">USB 描述符</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_request.html">USB 设备请求</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_enum.html">USB 枚举</a></li>
+</ul>
 <p class="caption"><span class="caption-text">API 手册</span></p>
 <ul>
 <li class="toctree-l1"><a class="reference internal" href="../api/api_device.html">设备协议栈</a></li>
@@ -119,6 +126,10 @@
 <li class="toctree-l1"><a class="reference internal" href="../demo/speaker_mic.html">USB 双通道扬声器和麦克风</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../demo/daplink.html">DAPLINK V2.0调试器</a></li>
 </ul>
+<p class="caption"><span class="caption-text">Porting 说明</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="../porting.html">Porting 编写说明</a></li>
+</ul>
 
             
           

docs/_build/html/class/class_cdc.html

@@ -95,6 +95,13 @@
 <li class="toctree-l1"><a class="reference internal" href="../quick_start/ch32v307.html">基于 CH32V307 开发指南</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../quick_start/rt-thread/rt-thread_zh.html">基于 RT-Thread 软件包开发指南</a></li>
 </ul>
+<p class="caption"><span class="caption-text">USB 基本知识点</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_basic.html">USB 基本概念</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_desc.html">USB 描述符</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_request.html">USB 设备请求</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_enum.html">USB 枚举</a></li>
+</ul>
 <p class="caption"><span class="caption-text">API 手册</span></p>
 <ul>
 <li class="toctree-l1"><a class="reference internal" href="../api/api_device.html">设备协议栈</a></li>
@@ -119,6 +126,10 @@
 <li class="toctree-l1"><a class="reference internal" href="../demo/speaker_mic.html">USB 双通道扬声器和麦克风</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../demo/daplink.html">DAPLINK V2.0调试器</a></li>
 </ul>
+<p class="caption"><span class="caption-text">Porting 说明</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="../porting.html">Porting 编写说明</a></li>
+</ul>
 
             
           

docs/_build/html/class/class_hid.html

@@ -95,6 +95,13 @@
 <li class="toctree-l1"><a class="reference internal" href="../quick_start/ch32v307.html">基于 CH32V307 开发指南</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../quick_start/rt-thread/rt-thread_zh.html">基于 RT-Thread 软件包开发指南</a></li>
 </ul>
+<p class="caption"><span class="caption-text">USB 基本知识点</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_basic.html">USB 基本概念</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_desc.html">USB 描述符</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_request.html">USB 设备请求</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_enum.html">USB 枚举</a></li>
+</ul>
 <p class="caption"><span class="caption-text">API 手册</span></p>
 <ul>
 <li class="toctree-l1"><a class="reference internal" href="../api/api_device.html">设备协议栈</a></li>
@@ -119,6 +126,10 @@
 <li class="toctree-l1"><a class="reference internal" href="../demo/speaker_mic.html">USB 双通道扬声器和麦克风</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../demo/daplink.html">DAPLINK V2.0调试器</a></li>
 </ul>
+<p class="caption"><span class="caption-text">Porting 说明</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="../porting.html">Porting 编写说明</a></li>
+</ul>
 
             
           

docs/_build/html/class/class_msc.html

@@ -95,6 +95,13 @@
 <li class="toctree-l1"><a class="reference internal" href="../quick_start/ch32v307.html">基于 CH32V307 开发指南</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../quick_start/rt-thread/rt-thread_zh.html">基于 RT-Thread 软件包开发指南</a></li>
 </ul>
+<p class="caption"><span class="caption-text">USB 基本知识点</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_basic.html">USB 基本概念</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_desc.html">USB 描述符</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_request.html">USB 设备请求</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_enum.html">USB 枚举</a></li>
+</ul>
 <p class="caption"><span class="caption-text">API 手册</span></p>
 <ul>
 <li class="toctree-l1"><a class="reference internal" href="../api/api_device.html">设备协议栈</a></li>
@@ -119,6 +126,10 @@
 <li class="toctree-l1"><a class="reference internal" href="../demo/speaker_mic.html">USB 双通道扬声器和麦克风</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../demo/daplink.html">DAPLINK V2.0调试器</a></li>
 </ul>
+<p class="caption"><span class="caption-text">Porting 说明</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="../porting.html">Porting 编写说明</a></li>
+</ul>
 
             
           

docs/_build/html/class/class_video.html

@@ -95,6 +95,13 @@
 <li class="toctree-l1"><a class="reference internal" href="../quick_start/ch32v307.html">基于 CH32V307 开发指南</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../quick_start/rt-thread/rt-thread_zh.html">基于 RT-Thread 软件包开发指南</a></li>
 </ul>
+<p class="caption"><span class="caption-text">USB 基本知识点</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_basic.html">USB 基本概念</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_desc.html">USB 描述符</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_request.html">USB 设备请求</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_enum.html">USB 枚举</a></li>
+</ul>
 <p class="caption"><span class="caption-text">API 手册</span></p>
 <ul>
 <li class="toctree-l1"><a class="reference internal" href="../api/api_device.html">设备协议栈</a></li>
@@ -119,6 +126,10 @@
 <li class="toctree-l1"><a class="reference internal" href="../demo/speaker_mic.html">USB 双通道扬声器和麦克风</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../demo/daplink.html">DAPLINK V2.0调试器</a></li>
 </ul>
+<p class="caption"><span class="caption-text">Porting 说明</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="../porting.html">Porting 编写说明</a></li>
+</ul>
 
             
           

docs/_build/html/class/winusb.html

@@ -95,6 +95,13 @@
 <li class="toctree-l1"><a class="reference internal" href="../quick_start/ch32v307.html">基于 CH32V307 开发指南</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../quick_start/rt-thread/rt-thread_zh.html">基于 RT-Thread 软件包开发指南</a></li>
 </ul>
+<p class="caption"><span class="caption-text">USB 基本知识点</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_basic.html">USB 基本概念</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_desc.html">USB 描述符</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_request.html">USB 设备请求</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_enum.html">USB 枚举</a></li>
+</ul>
 <p class="caption"><span class="caption-text">API 手册</span></p>
 <ul>
 <li class="toctree-l1"><a class="reference internal" href="../api/api_device.html">设备协议栈</a></li>
@@ -119,6 +126,10 @@
 <li class="toctree-l1"><a class="reference internal" href="../demo/speaker_mic.html">USB 双通道扬声器和麦克风</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../demo/daplink.html">DAPLINK V2.0调试器</a></li>
 </ul>
+<p class="caption"><span class="caption-text">Porting 说明</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="../porting.html">Porting 编写说明</a></li>
+</ul>
 
             
           

docs/_build/html/demo/daplink.html

@@ -42,6 +42,7 @@
     
     <link rel="index" title="索引" href="../genindex.html" />
     <link rel="search" title="搜索" href="../search.html" />
+    <link rel="next" title="Porting 编写说明" href="../porting.html" />
     <link rel="prev" title="USB 双通道扬声器和麦克风" href="speaker_mic.html" /> 
 </head>
 
@@ -94,6 +95,13 @@
 <li class="toctree-l1"><a class="reference internal" href="../quick_start/ch32v307.html">基于 CH32V307 开发指南</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../quick_start/rt-thread/rt-thread_zh.html">基于 RT-Thread 软件包开发指南</a></li>
 </ul>
+<p class="caption"><span class="caption-text">USB 基本知识点</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_basic.html">USB 基本概念</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_desc.html">USB 描述符</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_request.html">USB 设备请求</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_enum.html">USB 枚举</a></li>
+</ul>
 <p class="caption"><span class="caption-text">API 手册</span></p>
 <ul>
 <li class="toctree-l1"><a class="reference internal" href="../api/api_device.html">设备协议栈</a></li>
@@ -118,6 +126,10 @@
 <li class="toctree-l1"><a class="reference internal" href="speaker_mic.html">USB 双通道扬声器和麦克风</a></li>
 <li class="toctree-l1 current"><a class="current reference internal" href="#">DAPLINK V2.0调试器</a></li>
 </ul>
+<p class="caption"><span class="caption-text">Porting 说明</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="../porting.html">Porting 编写说明</a></li>
+</ul>
 
             
           
@@ -194,6 +206,7 @@
           </div>
           <footer>
     <div class="rst-footer-buttons" role="navigation" aria-label="footer navigation">
+        <a href="../porting.html" class="btn btn-neutral float-right" title="Porting 编写说明" accesskey="n" rel="next">下一页 <span class="fa fa-arrow-circle-right" aria-hidden="true"></span></a>
         <a href="speaker_mic.html" class="btn btn-neutral float-left" title="USB 双通道扬声器和麦克风" accesskey="p" rel="prev"><span class="fa fa-arrow-circle-left" aria-hidden="true"></span> 上一页</a>
     </div>
 

docs/_build/html/demo/mouse_keyboard.html

@@ -95,6 +95,13 @@
 <li class="toctree-l1"><a class="reference internal" href="../quick_start/ch32v307.html">基于 CH32V307 开发指南</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../quick_start/rt-thread/rt-thread_zh.html">基于 RT-Thread 软件包开发指南</a></li>
 </ul>
+<p class="caption"><span class="caption-text">USB 基本知识点</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_basic.html">USB 基本概念</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_desc.html">USB 描述符</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_request.html">USB 设备请求</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_enum.html">USB 枚举</a></li>
+</ul>
 <p class="caption"><span class="caption-text">API 手册</span></p>
 <ul>
 <li class="toctree-l1"><a class="reference internal" href="../api/api_device.html">设备协议栈</a></li>
@@ -119,6 +126,10 @@
 <li class="toctree-l1"><a class="reference internal" href="speaker_mic.html">USB 双通道扬声器和麦克风</a></li>
 <li class="toctree-l1"><a class="reference internal" href="daplink.html">DAPLINK V2.0调试器</a></li>
 </ul>
+<p class="caption"><span class="caption-text">Porting 说明</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="../porting.html">Porting 编写说明</a></li>
+</ul>
 
             
           

docs/_build/html/demo/msc_boot.html

@@ -95,6 +95,13 @@
 <li class="toctree-l1"><a class="reference internal" href="../quick_start/ch32v307.html">基于 CH32V307 开发指南</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../quick_start/rt-thread/rt-thread_zh.html">基于 RT-Thread 软件包开发指南</a></li>
 </ul>
+<p class="caption"><span class="caption-text">USB 基本知识点</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_basic.html">USB 基本概念</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_desc.html">USB 描述符</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_request.html">USB 设备请求</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_enum.html">USB 枚举</a></li>
+</ul>
 <p class="caption"><span class="caption-text">API 手册</span></p>
 <ul>
 <li class="toctree-l1"><a class="reference internal" href="../api/api_device.html">设备协议栈</a></li>
@@ -119,6 +126,10 @@
 <li class="toctree-l1"><a class="reference internal" href="speaker_mic.html">USB 双通道扬声器和麦克风</a></li>
 <li class="toctree-l1"><a class="reference internal" href="daplink.html">DAPLINK V2.0调试器</a></li>
 </ul>
+<p class="caption"><span class="caption-text">Porting 说明</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="../porting.html">Porting 编写说明</a></li>
+</ul>
 
             
           

docs/_build/html/demo/speaker_mic.html

@@ -95,6 +95,13 @@
 <li class="toctree-l1"><a class="reference internal" href="../quick_start/ch32v307.html">基于 CH32V307 开发指南</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../quick_start/rt-thread/rt-thread_zh.html">基于 RT-Thread 软件包开发指南</a></li>
 </ul>
+<p class="caption"><span class="caption-text">USB 基本知识点</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_basic.html">USB 基本概念</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_desc.html">USB 描述符</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_request.html">USB 设备请求</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_enum.html">USB 枚举</a></li>
+</ul>
 <p class="caption"><span class="caption-text">API 手册</span></p>
 <ul>
 <li class="toctree-l1"><a class="reference internal" href="../api/api_device.html">设备协议栈</a></li>
@@ -119,6 +126,10 @@
 <li class="toctree-l1 current"><a class="current reference internal" href="#">USB 双通道扬声器和麦克风</a></li>
 <li class="toctree-l1"><a class="reference internal" href="daplink.html">DAPLINK V2.0调试器</a></li>
 </ul>
+<p class="caption"><span class="caption-text">Porting 说明</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="../porting.html">Porting 编写说明</a></li>
+</ul>
 
             
           

docs/_build/html/demo/usb2uart.html

@@ -95,6 +95,13 @@
 <li class="toctree-l1"><a class="reference internal" href="../quick_start/ch32v307.html">基于 CH32V307 开发指南</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../quick_start/rt-thread/rt-thread_zh.html">基于 RT-Thread 软件包开发指南</a></li>
 </ul>
+<p class="caption"><span class="caption-text">USB 基本知识点</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_basic.html">USB 基本概念</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_desc.html">USB 描述符</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_request.html">USB 设备请求</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_enum.html">USB 枚举</a></li>
+</ul>
 <p class="caption"><span class="caption-text">API 手册</span></p>
 <ul>
 <li class="toctree-l1"><a class="reference internal" href="../api/api_device.html">设备协议栈</a></li>
@@ -119,6 +126,10 @@
 <li class="toctree-l1"><a class="reference internal" href="speaker_mic.html">USB 双通道扬声器和麦克风</a></li>
 <li class="toctree-l1"><a class="reference internal" href="daplink.html">DAPLINK V2.0调试器</a></li>
 </ul>
+<p class="caption"><span class="caption-text">Porting 说明</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="../porting.html">Porting 编写说明</a></li>
+</ul>
 
             
           

docs/_build/html/demo/video.html

@@ -95,6 +95,13 @@
 <li class="toctree-l1"><a class="reference internal" href="../quick_start/ch32v307.html">基于 CH32V307 开发指南</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../quick_start/rt-thread/rt-thread_zh.html">基于 RT-Thread 软件包开发指南</a></li>
 </ul>
+<p class="caption"><span class="caption-text">USB 基本知识点</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_basic.html">USB 基本概念</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_desc.html">USB 描述符</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_request.html">USB 设备请求</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_enum.html">USB 枚举</a></li>
+</ul>
 <p class="caption"><span class="caption-text">API 手册</span></p>
 <ul>
 <li class="toctree-l1"><a class="reference internal" href="../api/api_device.html">设备协议栈</a></li>
@@ -119,6 +126,10 @@
 <li class="toctree-l1"><a class="reference internal" href="speaker_mic.html">USB 双通道扬声器和麦克风</a></li>
 <li class="toctree-l1"><a class="reference internal" href="daplink.html">DAPLINK V2.0调试器</a></li>
 </ul>
+<p class="caption"><span class="caption-text">Porting 说明</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="../porting.html">Porting 编写说明</a></li>
+</ul>
 
             
           

docs/_build/html/genindex.html

@@ -93,6 +93,13 @@
 <li class="toctree-l1"><a class="reference internal" href="quick_start/ch32v307.html">基于 CH32V307 开发指南</a></li>
 <li class="toctree-l1"><a class="reference internal" href="quick_start/rt-thread/rt-thread_zh.html">基于 RT-Thread 软件包开发指南</a></li>
 </ul>
+<p class="caption"><span class="caption-text">USB 基本知识点</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="usb/usb_basic.html">USB 基本概念</a></li>
+<li class="toctree-l1"><a class="reference internal" href="usb/usb_desc.html">USB 描述符</a></li>
+<li class="toctree-l1"><a class="reference internal" href="usb/usb_request.html">USB 设备请求</a></li>
+<li class="toctree-l1"><a class="reference internal" href="usb/usb_enum.html">USB 枚举</a></li>
+</ul>
 <p class="caption"><span class="caption-text">API 手册</span></p>
 <ul>
 <li class="toctree-l1"><a class="reference internal" href="api/api_device.html">设备协议栈</a></li>
@@ -117,6 +124,10 @@
 <li class="toctree-l1"><a class="reference internal" href="demo/speaker_mic.html">USB 双通道扬声器和麦克风</a></li>
 <li class="toctree-l1"><a class="reference internal" href="demo/daplink.html">DAPLINK V2.0调试器</a></li>
 </ul>
+<p class="caption"><span class="caption-text">Porting 说明</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="porting.html">Porting 编写说明</a></li>
+</ul>
 
             
           

docs/_build/html/index.html

@@ -94,6 +94,13 @@
 <li class="toctree-l1"><a class="reference internal" href="quick_start/ch32v307.html">基于 CH32V307 开发指南</a></li>
 <li class="toctree-l1"><a class="reference internal" href="quick_start/rt-thread/rt-thread_zh.html">基于 RT-Thread 软件包开发指南</a></li>
 </ul>
+<p class="caption"><span class="caption-text">USB 基本知识点</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="usb/usb_basic.html">USB 基本概念</a></li>
+<li class="toctree-l1"><a class="reference internal" href="usb/usb_desc.html">USB 描述符</a></li>
+<li class="toctree-l1"><a class="reference internal" href="usb/usb_request.html">USB 设备请求</a></li>
+<li class="toctree-l1"><a class="reference internal" href="usb/usb_enum.html">USB 枚举</a></li>
+</ul>
 <p class="caption"><span class="caption-text">API 手册</span></p>
 <ul>
 <li class="toctree-l1"><a class="reference internal" href="api/api_device.html">设备协议栈</a></li>
@@ -118,6 +125,10 @@
 <li class="toctree-l1"><a class="reference internal" href="demo/speaker_mic.html">USB 双通道扬声器和麦克风</a></li>
 <li class="toctree-l1"><a class="reference internal" href="demo/daplink.html">DAPLINK V2.0调试器</a></li>
 </ul>
+<p class="caption"><span class="caption-text">Porting 说明</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="porting.html">Porting 编写说明</a></li>
+</ul>
 
             
           
@@ -206,6 +217,15 @@
 </ul>
 </div>
 <div class="toctree-wrapper compound">
+<p class="caption"><span class="caption-text">USB 基本知识点</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="usb/usb_basic.html">USB 基本概念</a></li>
+<li class="toctree-l1"><a class="reference internal" href="usb/usb_desc.html">USB 描述符</a></li>
+<li class="toctree-l1"><a class="reference internal" href="usb/usb_request.html">USB 设备请求</a></li>
+<li class="toctree-l1"><a class="reference internal" href="usb/usb_enum.html">USB 枚举</a></li>
+</ul>
+</div>
+<div class="toctree-wrapper compound">
 <p class="caption"><span class="caption-text">API 手册</span></p>
 <ul>
 <li class="toctree-l1"><a class="reference internal" href="api/api_device.html">设备协议栈</a></li>
@@ -235,6 +255,12 @@
 <li class="toctree-l1"><a class="reference internal" href="demo/daplink.html">DAPLINK V2.0调试器</a></li>
 </ul>
 </div>
+<div class="toctree-wrapper compound">
+<p class="caption"><span class="caption-text">Porting 说明</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="porting.html">Porting 编写说明</a></li>
+</ul>
+</div>
 </div>
 
 

docs/_build/html/porting.html

@@ -0,0 +1,249 @@
+
+
+<!DOCTYPE html>
+<html class="writer-html5" lang="zh-CN" >
+<head>
+  <meta charset="utf-8" />
+  
+  <meta name="viewport" content="width=device-width, initial-scale=1.0" />
+  
+  <title>Porting 编写说明 &mdash; CherryUSB 使用指南  文档</title>
+  
+
+  
+  <link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
+  <link rel="stylesheet" href="_static/pygments.css" type="text/css" />
+  <link rel="stylesheet" href="_static/pygments.css" type="text/css" />
+  <link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
+
+  
+  
+
+  
+  
+
+  
+
+  
+  <!--[if lt IE 9]>
+    <script src="_static/js/html5shiv.min.js"></script>
+  <![endif]-->
+  
+    
+      <script type="text/javascript" id="documentation_options" data-url_root="./" src="_static/documentation_options.js"></script>
+        <script data-url_root="./" id="documentation_options" src="_static/documentation_options.js"></script>
+        <script src="_static/jquery.js"></script>
+        <script src="_static/underscore.js"></script>
+        <script src="_static/doctools.js"></script>
+        <script src="_static/translations.js"></script>
+    
+    <script type="text/javascript" src="_static/js/theme.js"></script>
+
+    
+    <link rel="index" title="索引" href="genindex.html" />
+    <link rel="search" title="搜索" href="search.html" />
+    <link rel="prev" title="DAPLINK V2.0调试器" href="demo/daplink.html" /> 
+</head>
+
+<body class="wy-body-for-nav">
+
+   
+  <div class="wy-grid-for-nav">
+    
+    <nav data-toggle="wy-nav-shift" class="wy-nav-side">
+      <div class="wy-side-scroll">
+        <div class="wy-side-nav-search" >
+          
+
+          
+            <a href="index.html" class="icon icon-home"> CherryUSB 使用指南
+          
+
+          
+          </a>
+
+          
+            
+            
+          
+
+          
+<div role="search">
+  <form id="rtd-search-form" class="wy-form" action="search.html" method="get">
+    <input type="text" name="q" placeholder="在文档中搜索" />
+    <input type="hidden" name="check_keywords" value="yes" />
+    <input type="hidden" name="area" value="default" />
+  </form>
+</div>
+
+          
+        </div>
+
+        
+        <div class="wy-menu wy-menu-vertical" data-spy="affix" role="navigation" aria-label="main navigation">
+          
+            
+            
+              
+            
+            
+              <p class="caption"><span class="caption-text">快速入门</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="quick_start/bl702.html">基于 BL702 开发指南</a></li>
+<li class="toctree-l1"><a class="reference internal" href="quick_start/stm32f429.html">基于 STM32F429 开发指南</a></li>
+<li class="toctree-l1"><a class="reference internal" href="quick_start/ch32v307.html">基于 CH32V307 开发指南</a></li>
+<li class="toctree-l1"><a class="reference internal" href="quick_start/rt-thread/rt-thread_zh.html">基于 RT-Thread 软件包开发指南</a></li>
+</ul>
+<p class="caption"><span class="caption-text">USB 基本知识点</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="usb/usb_basic.html">USB 基本概念</a></li>
+<li class="toctree-l1"><a class="reference internal" href="usb/usb_desc.html">USB 描述符</a></li>
+<li class="toctree-l1"><a class="reference internal" href="usb/usb_request.html">USB 设备请求</a></li>
+<li class="toctree-l1"><a class="reference internal" href="usb/usb_enum.html">USB 枚举</a></li>
+</ul>
+<p class="caption"><span class="caption-text">API 手册</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="api/api_device.html">设备协议栈</a></li>
+<li class="toctree-l1"><a class="reference internal" href="api/api_host.html">主机协议栈</a></li>
+<li class="toctree-l1"><a class="reference internal" href="api/api_common.html">其他</a></li>
+</ul>
+<p class="caption"><span class="caption-text">Class 指南</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="class/class_cdc.html">CDC</a></li>
+<li class="toctree-l1"><a class="reference internal" href="class/class_hid.html">HID</a></li>
+<li class="toctree-l1"><a class="reference internal" href="class/class_msc.html">MSC</a></li>
+<li class="toctree-l1"><a class="reference internal" href="class/class_audio.html">UAC</a></li>
+<li class="toctree-l1"><a class="reference internal" href="class/class_video.html">UVC</a></li>
+<li class="toctree-l1"><a class="reference internal" href="class/winusb.html">WINUSB</a></li>
+</ul>
+<p class="caption"><span class="caption-text">综合例程</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="demo/usb2uart.html">USB 转串口</a></li>
+<li class="toctree-l1"><a class="reference internal" href="demo/mouse_keyboard.html">键盘与鼠标</a></li>
+<li class="toctree-l1"><a class="reference internal" href="demo/msc_boot.html">U盘制作 BootLoader</a></li>
+<li class="toctree-l1"><a class="reference internal" href="demo/video.html">USB 摄像头</a></li>
+<li class="toctree-l1"><a class="reference internal" href="demo/speaker_mic.html">USB 双通道扬声器和麦克风</a></li>
+<li class="toctree-l1"><a class="reference internal" href="demo/daplink.html">DAPLINK V2.0调试器</a></li>
+</ul>
+<p class="caption"><span class="caption-text">Porting 说明</span></p>
+<ul class="current">
+<li class="toctree-l1 current"><a class="current reference internal" href="#">Porting 编写说明</a></li>
+</ul>
+
+            
+          
+        </div>
+        
+      </div>
+    </nav>
+
+    <section data-toggle="wy-nav-shift" class="wy-nav-content-wrap">
+
+      
+      <nav class="wy-nav-top" aria-label="top navigation">
+        
+          <i data-toggle="wy-nav-top" class="fa fa-bars"></i>
+          <a href="index.html">CherryUSB 使用指南</a>
+        
+      </nav>
+
+
+      <div class="wy-nav-content">
+        
+        <div class="rst-content">
+        
+          
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+<div role="navigation" aria-label="breadcrumbs navigation">
+
+  <ul class="wy-breadcrumbs">
+    
+      <li><a href="index.html" class="icon icon-home"></a> &raquo;</li>
+        
+      <li>Porting 编写说明</li>
+    
+    
+      <li class="wy-breadcrumbs-aside">
+        
+          
+            <a href="_sources/porting.rst.txt" rel="nofollow"> 查看页面源码</a>
+          
+        
+      </li>
+    
+  </ul>
+
+  
+  <hr/>
+</div>
+          <div role="main" class="document" itemscope="itemscope" itemtype="http://schema.org/Article">
+           <div itemprop="articleBody">
+            
+  <div class="section" id="porting">
+<h1>Porting 编写说明<a class="headerlink" href="#porting" title="永久链接至标题">¶</a></h1>
+</div>
+
+
+           </div>
+           
+          </div>
+          <footer>
+    <div class="rst-footer-buttons" role="navigation" aria-label="footer navigation">
+        <a href="demo/daplink.html" class="btn btn-neutral float-left" title="DAPLINK V2.0调试器" accesskey="p" rel="prev"><span class="fa fa-arrow-circle-left" aria-hidden="true"></span> 上一页</a>
+    </div>
+
+  <hr/>
+
+  <div role="contentinfo">
+    <p>
+        &#169; 版权所有 2022, sakumisu.
+
+    </p>
+  </div>
+    
+    
+    
+    利用 <a href="https://www.sphinx-doc.org/">Sphinx</a> 构建，使用了 
+    
+    <a href="https://github.com/readthedocs/sphinx_rtd_theme">主题</a>
+    
+    由 <a href="https://readthedocs.org">Read the Docs</a>开发. 
+
+</footer>
+        </div>
+      </div>
+
+    </section>
+
+  </div>
+  
+
+  <script type="text/javascript">
+      jQuery(function () {
+          SphinxRtdTheme.Navigation.enable(true);
+      });
+  </script>
+
+  
+  
+    
+   
+
+</body>
+</html>

docs/_build/html/quick_start/bl702.html

@@ -95,6 +95,13 @@
 <li class="toctree-l1"><a class="reference internal" href="ch32v307.html">基于 CH32V307 开发指南</a></li>
 <li class="toctree-l1"><a class="reference internal" href="rt-thread/rt-thread_zh.html">基于 RT-Thread 软件包开发指南</a></li>
 </ul>
+<p class="caption"><span class="caption-text">USB 基本知识点</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_basic.html">USB 基本概念</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_desc.html">USB 描述符</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_request.html">USB 设备请求</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_enum.html">USB 枚举</a></li>
+</ul>
 <p class="caption"><span class="caption-text">API 手册</span></p>
 <ul>
 <li class="toctree-l1"><a class="reference internal" href="../api/api_device.html">设备协议栈</a></li>
@@ -119,6 +126,10 @@
 <li class="toctree-l1"><a class="reference internal" href="../demo/speaker_mic.html">USB 双通道扬声器和麦克风</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../demo/daplink.html">DAPLINK V2.0调试器</a></li>
 </ul>
+<p class="caption"><span class="caption-text">Porting 说明</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="../porting.html">Porting 编写说明</a></li>
+</ul>
 
             
           

docs/_build/html/quick_start/ch32v307.html

@@ -95,6 +95,13 @@
 <li class="toctree-l1 current"><a class="current reference internal" href="#">基于 CH32V307 开发指南</a></li>
 <li class="toctree-l1"><a class="reference internal" href="rt-thread/rt-thread_zh.html">基于 RT-Thread 软件包开发指南</a></li>
 </ul>
+<p class="caption"><span class="caption-text">USB 基本知识点</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_basic.html">USB 基本概念</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_desc.html">USB 描述符</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_request.html">USB 设备请求</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_enum.html">USB 枚举</a></li>
+</ul>
 <p class="caption"><span class="caption-text">API 手册</span></p>
 <ul>
 <li class="toctree-l1"><a class="reference internal" href="../api/api_device.html">设备协议栈</a></li>
@@ -119,6 +126,10 @@
 <li class="toctree-l1"><a class="reference internal" href="../demo/speaker_mic.html">USB 双通道扬声器和麦克风</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../demo/daplink.html">DAPLINK V2.0调试器</a></li>
 </ul>
+<p class="caption"><span class="caption-text">Porting 说明</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="../porting.html">Porting 编写说明</a></li>
+</ul>
 
             
           

docs/_build/html/quick_start/rt-thread/rt-thread.html

@@ -93,6 +93,13 @@
 <li class="toctree-l1"><a class="reference internal" href="../ch32v307.html">基于 CH32V307 开发指南</a></li>
 <li class="toctree-l1"><a class="reference internal" href="rt-thread_zh.html">基于 RT-Thread 软件包开发指南</a></li>
 </ul>
+<p class="caption"><span class="caption-text">USB 基本知识点</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="../../usb/usb_basic.html">USB 基本概念</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../usb/usb_desc.html">USB 描述符</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../usb/usb_request.html">USB 设备请求</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../usb/usb_enum.html">USB 枚举</a></li>
+</ul>
 <p class="caption"><span class="caption-text">API 手册</span></p>
 <ul>
 <li class="toctree-l1"><a class="reference internal" href="../../api/api_device.html">设备协议栈</a></li>
@@ -117,6 +124,10 @@
 <li class="toctree-l1"><a class="reference internal" href="../../demo/speaker_mic.html">USB 双通道扬声器和麦克风</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../../demo/daplink.html">DAPLINK V2.0调试器</a></li>
 </ul>
+<p class="caption"><span class="caption-text">Porting 说明</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="../../porting.html">Porting 编写说明</a></li>
+</ul>
 
             
           

docs/_build/html/quick_start/rt-thread/rt-thread_zh.html

@@ -42,7 +42,7 @@
     
     <link rel="index" title="索引" href="../../genindex.html" />
     <link rel="search" title="搜索" href="../../search.html" />
-    <link rel="next" title="设备协议栈" href="../../api/api_device.html" />
+    <link rel="next" title="USB 基本概念" href="../../usb/usb_basic.html" />
     <link rel="prev" title="基于 CH32V307 开发指南" href="../ch32v307.html" /> 
 </head>
 
@@ -104,6 +104,13 @@
 </ul>
 </li>
 </ul>
+<p class="caption"><span class="caption-text">USB 基本知识点</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="../../usb/usb_basic.html">USB 基本概念</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../usb/usb_desc.html">USB 描述符</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../usb/usb_request.html">USB 设备请求</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../usb/usb_enum.html">USB 枚举</a></li>
+</ul>
 <p class="caption"><span class="caption-text">API 手册</span></p>
 <ul>
 <li class="toctree-l1"><a class="reference internal" href="../../api/api_device.html">设备协议栈</a></li>
@@ -128,6 +135,10 @@
 <li class="toctree-l1"><a class="reference internal" href="../../demo/speaker_mic.html">USB 双通道扬声器和麦克风</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../../demo/daplink.html">DAPLINK V2.0调试器</a></li>
 </ul>
+<p class="caption"><span class="caption-text">Porting 说明</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="../../porting.html">Porting 编写说明</a></li>
+</ul>
 
             
           
@@ -330,7 +341,9 @@
 <ul class="simple">
 <li><p>host demo</p></li>
 </ul>
-<p><img alt="USB Host Demo" src="../../_images/rtt_host_demo.png" /></p>
+<p><img alt="USB Host Demo1" src="../../_images/1.png" />
+<img alt="USB Host Demo2" src="../../_images/2.png" />
+<img alt="USB Host Demo3" src="../../_images/3.png" /></p>
 </div>
 <div class="section" id="id1">
 <h3>视频教程<a class="headerlink" href="#id1" title="永久链接至标题">¶</a></h3>
@@ -345,7 +358,7 @@
           </div>
           <footer>
     <div class="rst-footer-buttons" role="navigation" aria-label="footer navigation">
-        <a href="../../api/api_device.html" class="btn btn-neutral float-right" title="设备协议栈" accesskey="n" rel="next">下一页 <span class="fa fa-arrow-circle-right" aria-hidden="true"></span></a>
+        <a href="../../usb/usb_basic.html" class="btn btn-neutral float-right" title="USB 基本概念" accesskey="n" rel="next">下一页 <span class="fa fa-arrow-circle-right" aria-hidden="true"></span></a>
         <a href="../ch32v307.html" class="btn btn-neutral float-left" title="基于 CH32V307 开发指南" accesskey="p" rel="prev"><span class="fa fa-arrow-circle-left" aria-hidden="true"></span> 上一页</a>
     </div>
 

docs/_build/html/quick_start/stm32f429.html

@@ -95,6 +95,13 @@
 <li class="toctree-l1"><a class="reference internal" href="ch32v307.html">基于 CH32V307 开发指南</a></li>
 <li class="toctree-l1"><a class="reference internal" href="rt-thread/rt-thread_zh.html">基于 RT-Thread 软件包开发指南</a></li>
 </ul>
+<p class="caption"><span class="caption-text">USB 基本知识点</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_basic.html">USB 基本概念</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_desc.html">USB 描述符</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_request.html">USB 设备请求</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../usb/usb_enum.html">USB 枚举</a></li>
+</ul>
 <p class="caption"><span class="caption-text">API 手册</span></p>
 <ul>
 <li class="toctree-l1"><a class="reference internal" href="../api/api_device.html">设备协议栈</a></li>
@@ -119,6 +126,10 @@
 <li class="toctree-l1"><a class="reference internal" href="../demo/speaker_mic.html">USB 双通道扬声器和麦克风</a></li>
 <li class="toctree-l1"><a class="reference internal" href="../demo/daplink.html">DAPLINK V2.0调试器</a></li>
 </ul>
+<p class="caption"><span class="caption-text">Porting 说明</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="../porting.html">Porting 编写说明</a></li>
+</ul>
 
             
           

docs/_build/html/search.html

@@ -96,6 +96,13 @@
 <li class="toctree-l1"><a class="reference internal" href="quick_start/ch32v307.html">基于 CH32V307 开发指南</a></li>
 <li class="toctree-l1"><a class="reference internal" href="quick_start/rt-thread/rt-thread_zh.html">基于 RT-Thread 软件包开发指南</a></li>
 </ul>
+<p class="caption"><span class="caption-text">USB 基本知识点</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="usb/usb_basic.html">USB 基本概念</a></li>
+<li class="toctree-l1"><a class="reference internal" href="usb/usb_desc.html">USB 描述符</a></li>
+<li class="toctree-l1"><a class="reference internal" href="usb/usb_request.html">USB 设备请求</a></li>
+<li class="toctree-l1"><a class="reference internal" href="usb/usb_enum.html">USB 枚举</a></li>
+</ul>
 <p class="caption"><span class="caption-text">API 手册</span></p>
 <ul>
 <li class="toctree-l1"><a class="reference internal" href="api/api_device.html">设备协议栈</a></li>
@@ -120,6 +127,10 @@
 <li class="toctree-l1"><a class="reference internal" href="demo/speaker_mic.html">USB 双通道扬声器和麦克风</a></li>
 <li class="toctree-l1"><a class="reference internal" href="demo/daplink.html">DAPLINK V2.0调试器</a></li>
 </ul>
+<p class="caption"><span class="caption-text">Porting 说明</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="porting.html">Porting 编写说明</a></li>
+</ul>
 
             
           

docs/_build/html/usb/usb_basic.html

@@ -0,0 +1,374 @@
+
+
+<!DOCTYPE html>
+<html class="writer-html5" lang="zh-CN" >
+<head>
+  <meta charset="utf-8" />
+  
+  <meta name="viewport" content="width=device-width, initial-scale=1.0" />
+  
+  <title>USB 基本概念 &mdash; CherryUSB 使用指南  文档</title>
+  
+
+  
+  <link rel="stylesheet" href="../_static/css/theme.css" type="text/css" />
+  <link rel="stylesheet" href="../_static/pygments.css" type="text/css" />
+  <link rel="stylesheet" href="../_static/pygments.css" type="text/css" />
+  <link rel="stylesheet" href="../_static/css/theme.css" type="text/css" />
+
+  
+  
+
+  
+  
+
+  
+
+  
+  <!--[if lt IE 9]>
+    <script src="../_static/js/html5shiv.min.js"></script>
+  <![endif]-->
+  
+    
+      <script type="text/javascript" id="documentation_options" data-url_root="../" src="../_static/documentation_options.js"></script>
+        <script data-url_root="../" id="documentation_options" src="../_static/documentation_options.js"></script>
+        <script src="../_static/jquery.js"></script>
+        <script src="../_static/underscore.js"></script>
+        <script src="../_static/doctools.js"></script>
+        <script src="../_static/translations.js"></script>
+    
+    <script type="text/javascript" src="../_static/js/theme.js"></script>
+
+    
+    <link rel="index" title="索引" href="../genindex.html" />
+    <link rel="search" title="搜索" href="../search.html" />
+    <link rel="next" title="USB 描述符" href="usb_desc.html" />
+    <link rel="prev" title="基于 RT-Thread 软件包开发指南" href="../quick_start/rt-thread/rt-thread_zh.html" /> 
+</head>
+
+<body class="wy-body-for-nav">
+
+   
+  <div class="wy-grid-for-nav">
+    
+    <nav data-toggle="wy-nav-shift" class="wy-nav-side">
+      <div class="wy-side-scroll">
+        <div class="wy-side-nav-search" >
+          
+
+          
+            <a href="../index.html" class="icon icon-home"> CherryUSB 使用指南
+          
+
+          
+          </a>
+
+          
+            
+            
+          
+
+          
+<div role="search">
+  <form id="rtd-search-form" class="wy-form" action="../search.html" method="get">
+    <input type="text" name="q" placeholder="在文档中搜索" />
+    <input type="hidden" name="check_keywords" value="yes" />
+    <input type="hidden" name="area" value="default" />
+  </form>
+</div>
+
+          
+        </div>
+
+        
+        <div class="wy-menu wy-menu-vertical" data-spy="affix" role="navigation" aria-label="main navigation">
+          
+            
+            
+              
+            
+            
+              <p class="caption"><span class="caption-text">快速入门</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="../quick_start/bl702.html">基于 BL702 开发指南</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../quick_start/stm32f429.html">基于 STM32F429 开发指南</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../quick_start/ch32v307.html">基于 CH32V307 开发指南</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../quick_start/rt-thread/rt-thread_zh.html">基于 RT-Thread 软件包开发指南</a></li>
+</ul>
+<p class="caption"><span class="caption-text">USB 基本知识点</span></p>
+<ul class="current">
+<li class="toctree-l1 current"><a class="current reference internal" href="#">USB 基本概念</a><ul>
+<li class="toctree-l2"><a class="reference internal" href="#id1">简介</a></li>
+<li class="toctree-l2"><a class="reference internal" href="#id2">USB 信号状态</a></li>
+<li class="toctree-l2"><a class="reference internal" href="#id3">USB 连接与断开检测</a></li>
+<li class="toctree-l2"><a class="reference internal" href="#id4">USB 速度识别</a></li>
+<li class="toctree-l2"><a class="reference internal" href="#id5">USB 设备状态</a></li>
+<li class="toctree-l2"><a class="reference internal" href="#id6">USB 编码与位填充</a></li>
+<li class="toctree-l2"><a class="reference internal" href="#id7">USB 字段(域)</a><ul>
+<li class="toctree-l3"><a class="reference internal" href="#id8">同步字段</a></li>
+<li class="toctree-l3"><a class="reference internal" href="#id9">包标识符字段</a></li>
+<li class="toctree-l3"><a class="reference internal" href="#id10">地址字段</a></li>
+<li class="toctree-l3"><a class="reference internal" href="#id11">帧号字段</a></li>
+<li class="toctree-l3"><a class="reference internal" href="#id12">数据字段</a></li>
+<li class="toctree-l3"><a class="reference internal" href="#crc">CRC 字段</a></li>
+</ul>
+</li>
+<li class="toctree-l2"><a class="reference internal" href="#id13">USB 包</a><ul>
+<li class="toctree-l3"><a class="reference internal" href="#id14">令牌包</a></li>
+<li class="toctree-l3"><a class="reference internal" href="#id15">数据包</a></li>
+<li class="toctree-l3"><a class="reference internal" href="#id16">握手包</a></li>
+<li class="toctree-l3"><a class="reference internal" href="#id17">特殊数据包</a></li>
+</ul>
+</li>
+<li class="toctree-l2"><a class="reference internal" href="#id18">USB 事务</a><ul>
+<li class="toctree-l3"><a class="reference internal" href="#setup">SETUP 事务</a></li>
+<li class="toctree-l3"><a class="reference internal" href="#in">IN 事务</a></li>
+<li class="toctree-l3"><a class="reference internal" href="#out">OUT 事务</a></li>
+<li class="toctree-l3"><a class="reference internal" href="#id19">特殊事务</a></li>
+</ul>
+</li>
+<li class="toctree-l2"><a class="reference internal" href="#id20">USB 传输</a><ul>
+<li class="toctree-l3"><a class="reference internal" href="#id21">控制传输</a></li>
+<li class="toctree-l3"><a class="reference internal" href="#id22">批量传输</a></li>
+<li class="toctree-l3"><a class="reference internal" href="#id23">中断传输</a></li>
+<li class="toctree-l3"><a class="reference internal" href="#id24">同步传输</a></li>
+</ul>
+</li>
+</ul>
+</li>
+<li class="toctree-l1"><a class="reference internal" href="usb_desc.html">USB 描述符</a></li>
+<li class="toctree-l1"><a class="reference internal" href="usb_request.html">USB 设备请求</a></li>
+<li class="toctree-l1"><a class="reference internal" href="usb_enum.html">USB 枚举</a></li>
+</ul>
+<p class="caption"><span class="caption-text">API 手册</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="../api/api_device.html">设备协议栈</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../api/api_host.html">主机协议栈</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../api/api_common.html">其他</a></li>
+</ul>
+<p class="caption"><span class="caption-text">Class 指南</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="../class/class_cdc.html">CDC</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../class/class_hid.html">HID</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../class/class_msc.html">MSC</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../class/class_audio.html">UAC</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../class/class_video.html">UVC</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../class/winusb.html">WINUSB</a></li>
+</ul>
+<p class="caption"><span class="caption-text">综合例程</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="../demo/usb2uart.html">USB 转串口</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../demo/mouse_keyboard.html">键盘与鼠标</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../demo/msc_boot.html">U盘制作 BootLoader</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../demo/video.html">USB 摄像头</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../demo/speaker_mic.html">USB 双通道扬声器和麦克风</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../demo/daplink.html">DAPLINK V2.0调试器</a></li>
+</ul>
+<p class="caption"><span class="caption-text">Porting 说明</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="../porting.html">Porting 编写说明</a></li>
+</ul>
+
+            
+          
+        </div>
+        
+      </div>
+    </nav>
+
+    <section data-toggle="wy-nav-shift" class="wy-nav-content-wrap">
+
+      
+      <nav class="wy-nav-top" aria-label="top navigation">
+        
+          <i data-toggle="wy-nav-top" class="fa fa-bars"></i>
+          <a href="../index.html">CherryUSB 使用指南</a>
+        
+      </nav>
+
+
+      <div class="wy-nav-content">
+        
+        <div class="rst-content">
+        
+          
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+<div role="navigation" aria-label="breadcrumbs navigation">
+
+  <ul class="wy-breadcrumbs">
+    
+      <li><a href="../index.html" class="icon icon-home"></a> &raquo;</li>
+        
+      <li>USB 基本概念</li>
+    
+    
+      <li class="wy-breadcrumbs-aside">
+        
+          
+            <a href="../_sources/usb/usb_basic.rst.txt" rel="nofollow"> 查看页面源码</a>
+          
+        
+      </li>
+    
+  </ul>
+
+  
+  <hr/>
+</div>
+          <div role="main" class="document" itemscope="itemscope" itemtype="http://schema.org/Article">
+           <div itemprop="articleBody">
+            
+  <div class="section" id="usb">
+<h1>USB 基本概念<a class="headerlink" href="#usb" title="永久链接至标题">¶</a></h1>
+<p>本文主要对 USB 官方 usb2.0.pdf 中提供的第七章、第八章、第九章进行讲解。</p>
+<div class="section" id="id1">
+<h2>简介<a class="headerlink" href="#id1" title="永久链接至标题">¶</a></h2>
+</div>
+<div class="section" id="id2">
+<h2>USB 信号状态<a class="headerlink" href="#id2" title="永久链接至标题">¶</a></h2>
+</div>
+<div class="section" id="id3">
+<h2>USB 连接与断开检测<a class="headerlink" href="#id3" title="永久链接至标题">¶</a></h2>
+</div>
+<div class="section" id="id4">
+<h2>USB 速度识别<a class="headerlink" href="#id4" title="永久链接至标题">¶</a></h2>
+</div>
+<div class="section" id="id5">
+<h2>USB 设备状态<a class="headerlink" href="#id5" title="永久链接至标题">¶</a></h2>
+</div>
+<div class="section" id="id6">
+<h2>USB 编码与位填充<a class="headerlink" href="#id6" title="永久链接至标题">¶</a></h2>
+</div>
+<div class="section" id="id7">
+<h2>USB 字段(域)<a class="headerlink" href="#id7" title="永久链接至标题">¶</a></h2>
+<div class="section" id="id8">
+<h3>同步字段<a class="headerlink" href="#id8" title="永久链接至标题">¶</a></h3>
+</div>
+<div class="section" id="id9">
+<h3>包标识符字段<a class="headerlink" href="#id9" title="永久链接至标题">¶</a></h3>
+</div>
+<div class="section" id="id10">
+<h3>地址字段<a class="headerlink" href="#id10" title="永久链接至标题">¶</a></h3>
+</div>
+<div class="section" id="id11">
+<h3>帧号字段<a class="headerlink" href="#id11" title="永久链接至标题">¶</a></h3>
+</div>
+<div class="section" id="id12">
+<h3>数据字段<a class="headerlink" href="#id12" title="永久链接至标题">¶</a></h3>
+</div>
+<div class="section" id="crc">
+<h3>CRC 字段<a class="headerlink" href="#crc" title="永久链接至标题">¶</a></h3>
+</div>
+</div>
+<div class="section" id="id13">
+<h2>USB 包<a class="headerlink" href="#id13" title="永久链接至标题">¶</a></h2>
+<div class="section" id="id14">
+<h3>令牌包<a class="headerlink" href="#id14" title="永久链接至标题">¶</a></h3>
+</div>
+<div class="section" id="id15">
+<h3>数据包<a class="headerlink" href="#id15" title="永久链接至标题">¶</a></h3>
+</div>
+<div class="section" id="id16">
+<h3>握手包<a class="headerlink" href="#id16" title="永久链接至标题">¶</a></h3>
+</div>
+<div class="section" id="id17">
+<h3>特殊数据包<a class="headerlink" href="#id17" title="永久链接至标题">¶</a></h3>
+</div>
+</div>
+<div class="section" id="id18">
+<h2>USB 事务<a class="headerlink" href="#id18" title="永久链接至标题">¶</a></h2>
+<div class="section" id="setup">
+<h3>SETUP 事务<a class="headerlink" href="#setup" title="永久链接至标题">¶</a></h3>
+</div>
+<div class="section" id="in">
+<h3>IN 事务<a class="headerlink" href="#in" title="永久链接至标题">¶</a></h3>
+</div>
+<div class="section" id="out">
+<h3>OUT 事务<a class="headerlink" href="#out" title="永久链接至标题">¶</a></h3>
+</div>
+<div class="section" id="id19">
+<h3>特殊事务<a class="headerlink" href="#id19" title="永久链接至标题">¶</a></h3>
+</div>
+</div>
+<div class="section" id="id20">
+<h2>USB 传输<a class="headerlink" href="#id20" title="永久链接至标题">¶</a></h2>
+<div class="section" id="id21">
+<h3>控制传输<a class="headerlink" href="#id21" title="永久链接至标题">¶</a></h3>
+</div>
+<div class="section" id="id22">
+<h3>批量传输<a class="headerlink" href="#id22" title="永久链接至标题">¶</a></h3>
+</div>
+<div class="section" id="id23">
+<h3>中断传输<a class="headerlink" href="#id23" title="永久链接至标题">¶</a></h3>
+</div>
+<div class="section" id="id24">
+<h3>同步传输<a class="headerlink" href="#id24" title="永久链接至标题">¶</a></h3>
+</div>
+</div>
+</div>
+
+
+           </div>
+           
+          </div>
+          <footer>
+    <div class="rst-footer-buttons" role="navigation" aria-label="footer navigation">
+        <a href="usb_desc.html" class="btn btn-neutral float-right" title="USB 描述符" accesskey="n" rel="next">下一页 <span class="fa fa-arrow-circle-right" aria-hidden="true"></span></a>
+        <a href="../quick_start/rt-thread/rt-thread_zh.html" class="btn btn-neutral float-left" title="基于 RT-Thread 软件包开发指南" accesskey="p" rel="prev"><span class="fa fa-arrow-circle-left" aria-hidden="true"></span> 上一页</a>
+    </div>
+
+  <hr/>
+
+  <div role="contentinfo">
+    <p>
+        &#169; 版权所有 2022, sakumisu.
+
+    </p>
+  </div>
+    
+    
+    
+    利用 <a href="https://www.sphinx-doc.org/">Sphinx</a> 构建，使用了 
+    
+    <a href="https://github.com/readthedocs/sphinx_rtd_theme">主题</a>
+    
+    由 <a href="https://readthedocs.org">Read the Docs</a>开发. 
+
+</footer>
+        </div>
+      </div>
+
+    </section>
+
+  </div>
+  
+
+  <script type="text/javascript">
+      jQuery(function () {
+          SphinxRtdTheme.Navigation.enable(true);
+      });
+  </script>
+
+  
+  
+    
+   
+
+</body>
+</html>

docs/_build/html/usb/usb_desc.html

@@ -0,0 +1,251 @@
+
+
+<!DOCTYPE html>
+<html class="writer-html5" lang="zh-CN" >
+<head>
+  <meta charset="utf-8" />
+  
+  <meta name="viewport" content="width=device-width, initial-scale=1.0" />
+  
+  <title>USB 描述符 &mdash; CherryUSB 使用指南  文档</title>
+  
+
+  
+  <link rel="stylesheet" href="../_static/css/theme.css" type="text/css" />
+  <link rel="stylesheet" href="../_static/pygments.css" type="text/css" />
+  <link rel="stylesheet" href="../_static/pygments.css" type="text/css" />
+  <link rel="stylesheet" href="../_static/css/theme.css" type="text/css" />
+
+  
+  
+
+  
+  
+
+  
+
+  
+  <!--[if lt IE 9]>
+    <script src="../_static/js/html5shiv.min.js"></script>
+  <![endif]-->
+  
+    
+      <script type="text/javascript" id="documentation_options" data-url_root="../" src="../_static/documentation_options.js"></script>
+        <script data-url_root="../" id="documentation_options" src="../_static/documentation_options.js"></script>
+        <script src="../_static/jquery.js"></script>
+        <script src="../_static/underscore.js"></script>
+        <script src="../_static/doctools.js"></script>
+        <script src="../_static/translations.js"></script>
+    
+    <script type="text/javascript" src="../_static/js/theme.js"></script>
+
+    
+    <link rel="index" title="索引" href="../genindex.html" />
+    <link rel="search" title="搜索" href="../search.html" />
+    <link rel="next" title="USB 设备请求" href="usb_request.html" />
+    <link rel="prev" title="USB 基本概念" href="usb_basic.html" /> 
+</head>
+
+<body class="wy-body-for-nav">
+
+   
+  <div class="wy-grid-for-nav">
+    
+    <nav data-toggle="wy-nav-shift" class="wy-nav-side">
+      <div class="wy-side-scroll">
+        <div class="wy-side-nav-search" >
+          
+
+          
+            <a href="../index.html" class="icon icon-home"> CherryUSB 使用指南
+          
+
+          
+          </a>
+
+          
+            
+            
+          
+
+          
+<div role="search">
+  <form id="rtd-search-form" class="wy-form" action="../search.html" method="get">
+    <input type="text" name="q" placeholder="在文档中搜索" />
+    <input type="hidden" name="check_keywords" value="yes" />
+    <input type="hidden" name="area" value="default" />
+  </form>
+</div>
+
+          
+        </div>
+
+        
+        <div class="wy-menu wy-menu-vertical" data-spy="affix" role="navigation" aria-label="main navigation">
+          
+            
+            
+              
+            
+            
+              <p class="caption"><span class="caption-text">快速入门</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="../quick_start/bl702.html">基于 BL702 开发指南</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../quick_start/stm32f429.html">基于 STM32F429 开发指南</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../quick_start/ch32v307.html">基于 CH32V307 开发指南</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../quick_start/rt-thread/rt-thread_zh.html">基于 RT-Thread 软件包开发指南</a></li>
+</ul>
+<p class="caption"><span class="caption-text">USB 基本知识点</span></p>
+<ul class="current">
+<li class="toctree-l1"><a class="reference internal" href="usb_basic.html">USB 基本概念</a></li>
+<li class="toctree-l1 current"><a class="current reference internal" href="#">USB 描述符</a></li>
+<li class="toctree-l1"><a class="reference internal" href="usb_request.html">USB 设备请求</a></li>
+<li class="toctree-l1"><a class="reference internal" href="usb_enum.html">USB 枚举</a></li>
+</ul>
+<p class="caption"><span class="caption-text">API 手册</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="../api/api_device.html">设备协议栈</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../api/api_host.html">主机协议栈</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../api/api_common.html">其他</a></li>
+</ul>
+<p class="caption"><span class="caption-text">Class 指南</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="../class/class_cdc.html">CDC</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../class/class_hid.html">HID</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../class/class_msc.html">MSC</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../class/class_audio.html">UAC</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../class/class_video.html">UVC</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../class/winusb.html">WINUSB</a></li>
+</ul>
+<p class="caption"><span class="caption-text">综合例程</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="../demo/usb2uart.html">USB 转串口</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../demo/mouse_keyboard.html">键盘与鼠标</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../demo/msc_boot.html">U盘制作 BootLoader</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../demo/video.html">USB 摄像头</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../demo/speaker_mic.html">USB 双通道扬声器和麦克风</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../demo/daplink.html">DAPLINK V2.0调试器</a></li>
+</ul>
+<p class="caption"><span class="caption-text">Porting 说明</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="../porting.html">Porting 编写说明</a></li>
+</ul>
+
+            
+          
+        </div>
+        
+      </div>
+    </nav>
+
+    <section data-toggle="wy-nav-shift" class="wy-nav-content-wrap">
+
+      
+      <nav class="wy-nav-top" aria-label="top navigation">
+        
+          <i data-toggle="wy-nav-top" class="fa fa-bars"></i>
+          <a href="../index.html">CherryUSB 使用指南</a>
+        
+      </nav>
+
+
+      <div class="wy-nav-content">
+        
+        <div class="rst-content">
+        
+          
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+<div role="navigation" aria-label="breadcrumbs navigation">
+
+  <ul class="wy-breadcrumbs">
+    
+      <li><a href="../index.html" class="icon icon-home"></a> &raquo;</li>
+        
+      <li>USB 描述符</li>
+    
+    
+      <li class="wy-breadcrumbs-aside">
+        
+          
+            <a href="../_sources/usb/usb_desc.rst.txt" rel="nofollow"> 查看页面源码</a>
+          
+        
+      </li>
+    
+  </ul>
+
+  
+  <hr/>
+</div>
+          <div role="main" class="document" itemscope="itemscope" itemtype="http://schema.org/Article">
+           <div itemprop="articleBody">
+            
+  <div class="section" id="usb">
+<h1>USB 描述符<a class="headerlink" href="#usb" title="永久链接至标题">¶</a></h1>
+</div>
+
+
+           </div>
+           
+          </div>
+          <footer>
+    <div class="rst-footer-buttons" role="navigation" aria-label="footer navigation">
+        <a href="usb_request.html" class="btn btn-neutral float-right" title="USB 设备请求" accesskey="n" rel="next">下一页 <span class="fa fa-arrow-circle-right" aria-hidden="true"></span></a>
+        <a href="usb_basic.html" class="btn btn-neutral float-left" title="USB 基本概念" accesskey="p" rel="prev"><span class="fa fa-arrow-circle-left" aria-hidden="true"></span> 上一页</a>
+    </div>
+
+  <hr/>
+
+  <div role="contentinfo">
+    <p>
+        &#169; 版权所有 2022, sakumisu.
+
+    </p>
+  </div>
+    
+    
+    
+    利用 <a href="https://www.sphinx-doc.org/">Sphinx</a> 构建，使用了 
+    
+    <a href="https://github.com/readthedocs/sphinx_rtd_theme">主题</a>
+    
+    由 <a href="https://readthedocs.org">Read the Docs</a>开发. 
+
+</footer>
+        </div>
+      </div>
+
+    </section>
+
+  </div>
+  
+
+  <script type="text/javascript">
+      jQuery(function () {
+          SphinxRtdTheme.Navigation.enable(true);
+      });
+  </script>
+
+  
+  
+    
+   
+
+</body>
+</html>

docs/_build/html/usb/usb_enum.html

@@ -0,0 +1,251 @@
+
+
+<!DOCTYPE html>
+<html class="writer-html5" lang="zh-CN" >
+<head>
+  <meta charset="utf-8" />
+  
+  <meta name="viewport" content="width=device-width, initial-scale=1.0" />
+  
+  <title>USB 枚举 &mdash; CherryUSB 使用指南  文档</title>
+  
+
+  
+  <link rel="stylesheet" href="../_static/css/theme.css" type="text/css" />
+  <link rel="stylesheet" href="../_static/pygments.css" type="text/css" />
+  <link rel="stylesheet" href="../_static/pygments.css" type="text/css" />
+  <link rel="stylesheet" href="../_static/css/theme.css" type="text/css" />
+
+  
+  
+
+  
+  
+
+  
+
+  
+  <!--[if lt IE 9]>
+    <script src="../_static/js/html5shiv.min.js"></script>
+  <![endif]-->
+  
+    
+      <script type="text/javascript" id="documentation_options" data-url_root="../" src="../_static/documentation_options.js"></script>
+        <script data-url_root="../" id="documentation_options" src="../_static/documentation_options.js"></script>
+        <script src="../_static/jquery.js"></script>
+        <script src="../_static/underscore.js"></script>
+        <script src="../_static/doctools.js"></script>
+        <script src="../_static/translations.js"></script>
+    
+    <script type="text/javascript" src="../_static/js/theme.js"></script>
+
+    
+    <link rel="index" title="索引" href="../genindex.html" />
+    <link rel="search" title="搜索" href="../search.html" />
+    <link rel="next" title="设备协议栈" href="../api/api_device.html" />
+    <link rel="prev" title="USB 设备请求" href="usb_request.html" /> 
+</head>
+
+<body class="wy-body-for-nav">
+
+   
+  <div class="wy-grid-for-nav">
+    
+    <nav data-toggle="wy-nav-shift" class="wy-nav-side">
+      <div class="wy-side-scroll">
+        <div class="wy-side-nav-search" >
+          
+
+          
+            <a href="../index.html" class="icon icon-home"> CherryUSB 使用指南
+          
+
+          
+          </a>
+
+          
+            
+            
+          
+
+          
+<div role="search">
+  <form id="rtd-search-form" class="wy-form" action="../search.html" method="get">
+    <input type="text" name="q" placeholder="在文档中搜索" />
+    <input type="hidden" name="check_keywords" value="yes" />
+    <input type="hidden" name="area" value="default" />
+  </form>
+</div>
+
+          
+        </div>
+
+        
+        <div class="wy-menu wy-menu-vertical" data-spy="affix" role="navigation" aria-label="main navigation">
+          
+            
+            
+              
+            
+            
+              <p class="caption"><span class="caption-text">快速入门</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="../quick_start/bl702.html">基于 BL702 开发指南</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../quick_start/stm32f429.html">基于 STM32F429 开发指南</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../quick_start/ch32v307.html">基于 CH32V307 开发指南</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../quick_start/rt-thread/rt-thread_zh.html">基于 RT-Thread 软件包开发指南</a></li>
+</ul>
+<p class="caption"><span class="caption-text">USB 基本知识点</span></p>
+<ul class="current">
+<li class="toctree-l1"><a class="reference internal" href="usb_basic.html">USB 基本概念</a></li>
+<li class="toctree-l1"><a class="reference internal" href="usb_desc.html">USB 描述符</a></li>
+<li class="toctree-l1"><a class="reference internal" href="usb_request.html">USB 设备请求</a></li>
+<li class="toctree-l1 current"><a class="current reference internal" href="#">USB 枚举</a></li>
+</ul>
+<p class="caption"><span class="caption-text">API 手册</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="../api/api_device.html">设备协议栈</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../api/api_host.html">主机协议栈</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../api/api_common.html">其他</a></li>
+</ul>
+<p class="caption"><span class="caption-text">Class 指南</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="../class/class_cdc.html">CDC</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../class/class_hid.html">HID</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../class/class_msc.html">MSC</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../class/class_audio.html">UAC</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../class/class_video.html">UVC</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../class/winusb.html">WINUSB</a></li>
+</ul>
+<p class="caption"><span class="caption-text">综合例程</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="../demo/usb2uart.html">USB 转串口</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../demo/mouse_keyboard.html">键盘与鼠标</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../demo/msc_boot.html">U盘制作 BootLoader</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../demo/video.html">USB 摄像头</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../demo/speaker_mic.html">USB 双通道扬声器和麦克风</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../demo/daplink.html">DAPLINK V2.0调试器</a></li>
+</ul>
+<p class="caption"><span class="caption-text">Porting 说明</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="../porting.html">Porting 编写说明</a></li>
+</ul>
+
+            
+          
+        </div>
+        
+      </div>
+    </nav>
+
+    <section data-toggle="wy-nav-shift" class="wy-nav-content-wrap">
+
+      
+      <nav class="wy-nav-top" aria-label="top navigation">
+        
+          <i data-toggle="wy-nav-top" class="fa fa-bars"></i>
+          <a href="../index.html">CherryUSB 使用指南</a>
+        
+      </nav>
+
+
+      <div class="wy-nav-content">
+        
+        <div class="rst-content">
+        
+          
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+<div role="navigation" aria-label="breadcrumbs navigation">
+
+  <ul class="wy-breadcrumbs">
+    
+      <li><a href="../index.html" class="icon icon-home"></a> &raquo;</li>
+        
+      <li>USB 枚举</li>
+    
+    
+      <li class="wy-breadcrumbs-aside">
+        
+          
+            <a href="../_sources/usb/usb_enum.rst.txt" rel="nofollow"> 查看页面源码</a>
+          
+        
+      </li>
+    
+  </ul>
+
+  
+  <hr/>
+</div>
+          <div role="main" class="document" itemscope="itemscope" itemtype="http://schema.org/Article">
+           <div itemprop="articleBody">
+            
+  <div class="section" id="usb">
+<h1>USB 枚举<a class="headerlink" href="#usb" title="永久链接至标题">¶</a></h1>
+</div>
+
+
+           </div>
+           
+          </div>
+          <footer>
+    <div class="rst-footer-buttons" role="navigation" aria-label="footer navigation">
+        <a href="../api/api_device.html" class="btn btn-neutral float-right" title="设备协议栈" accesskey="n" rel="next">下一页 <span class="fa fa-arrow-circle-right" aria-hidden="true"></span></a>
+        <a href="usb_request.html" class="btn btn-neutral float-left" title="USB 设备请求" accesskey="p" rel="prev"><span class="fa fa-arrow-circle-left" aria-hidden="true"></span> 上一页</a>
+    </div>
+
+  <hr/>
+
+  <div role="contentinfo">
+    <p>
+        &#169; 版权所有 2022, sakumisu.
+
+    </p>
+  </div>
+    
+    
+    
+    利用 <a href="https://www.sphinx-doc.org/">Sphinx</a> 构建，使用了 
+    
+    <a href="https://github.com/readthedocs/sphinx_rtd_theme">主题</a>
+    
+    由 <a href="https://readthedocs.org">Read the Docs</a>开发. 
+
+</footer>
+        </div>
+      </div>
+
+    </section>
+
+  </div>
+  
+
+  <script type="text/javascript">
+      jQuery(function () {
+          SphinxRtdTheme.Navigation.enable(true);
+      });
+  </script>
+
+  
+  
+    
+   
+
+</body>
+</html>

docs/_build/html/usb/usb_request.html

@@ -0,0 +1,251 @@
+
+
+<!DOCTYPE html>
+<html class="writer-html5" lang="zh-CN" >
+<head>
+  <meta charset="utf-8" />
+  
+  <meta name="viewport" content="width=device-width, initial-scale=1.0" />
+  
+  <title>USB 设备请求 &mdash; CherryUSB 使用指南  文档</title>
+  
+
+  
+  <link rel="stylesheet" href="../_static/css/theme.css" type="text/css" />
+  <link rel="stylesheet" href="../_static/pygments.css" type="text/css" />
+  <link rel="stylesheet" href="../_static/pygments.css" type="text/css" />
+  <link rel="stylesheet" href="../_static/css/theme.css" type="text/css" />
+
+  
+  
+
+  
+  
+
+  
+
+  
+  <!--[if lt IE 9]>
+    <script src="../_static/js/html5shiv.min.js"></script>
+  <![endif]-->
+  
+    
+      <script type="text/javascript" id="documentation_options" data-url_root="../" src="../_static/documentation_options.js"></script>
+        <script data-url_root="../" id="documentation_options" src="../_static/documentation_options.js"></script>
+        <script src="../_static/jquery.js"></script>
+        <script src="../_static/underscore.js"></script>
+        <script src="../_static/doctools.js"></script>
+        <script src="../_static/translations.js"></script>
+    
+    <script type="text/javascript" src="../_static/js/theme.js"></script>
+
+    
+    <link rel="index" title="索引" href="../genindex.html" />
+    <link rel="search" title="搜索" href="../search.html" />
+    <link rel="next" title="USB 枚举" href="usb_enum.html" />
+    <link rel="prev" title="USB 描述符" href="usb_desc.html" /> 
+</head>
+
+<body class="wy-body-for-nav">
+
+   
+  <div class="wy-grid-for-nav">
+    
+    <nav data-toggle="wy-nav-shift" class="wy-nav-side">
+      <div class="wy-side-scroll">
+        <div class="wy-side-nav-search" >
+          
+
+          
+            <a href="../index.html" class="icon icon-home"> CherryUSB 使用指南
+          
+
+          
+          </a>
+
+          
+            
+            
+          
+
+          
+<div role="search">
+  <form id="rtd-search-form" class="wy-form" action="../search.html" method="get">
+    <input type="text" name="q" placeholder="在文档中搜索" />
+    <input type="hidden" name="check_keywords" value="yes" />
+    <input type="hidden" name="area" value="default" />
+  </form>
+</div>
+
+          
+        </div>
+
+        
+        <div class="wy-menu wy-menu-vertical" data-spy="affix" role="navigation" aria-label="main navigation">
+          
+            
+            
+              
+            
+            
+              <p class="caption"><span class="caption-text">快速入门</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="../quick_start/bl702.html">基于 BL702 开发指南</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../quick_start/stm32f429.html">基于 STM32F429 开发指南</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../quick_start/ch32v307.html">基于 CH32V307 开发指南</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../quick_start/rt-thread/rt-thread_zh.html">基于 RT-Thread 软件包开发指南</a></li>
+</ul>
+<p class="caption"><span class="caption-text">USB 基本知识点</span></p>
+<ul class="current">
+<li class="toctree-l1"><a class="reference internal" href="usb_basic.html">USB 基本概念</a></li>
+<li class="toctree-l1"><a class="reference internal" href="usb_desc.html">USB 描述符</a></li>
+<li class="toctree-l1 current"><a class="current reference internal" href="#">USB 设备请求</a></li>
+<li class="toctree-l1"><a class="reference internal" href="usb_enum.html">USB 枚举</a></li>
+</ul>
+<p class="caption"><span class="caption-text">API 手册</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="../api/api_device.html">设备协议栈</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../api/api_host.html">主机协议栈</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../api/api_common.html">其他</a></li>
+</ul>
+<p class="caption"><span class="caption-text">Class 指南</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="../class/class_cdc.html">CDC</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../class/class_hid.html">HID</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../class/class_msc.html">MSC</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../class/class_audio.html">UAC</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../class/class_video.html">UVC</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../class/winusb.html">WINUSB</a></li>
+</ul>
+<p class="caption"><span class="caption-text">综合例程</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="../demo/usb2uart.html">USB 转串口</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../demo/mouse_keyboard.html">键盘与鼠标</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../demo/msc_boot.html">U盘制作 BootLoader</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../demo/video.html">USB 摄像头</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../demo/speaker_mic.html">USB 双通道扬声器和麦克风</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../demo/daplink.html">DAPLINK V2.0调试器</a></li>
+</ul>
+<p class="caption"><span class="caption-text">Porting 说明</span></p>
+<ul>
+<li class="toctree-l1"><a class="reference internal" href="../porting.html">Porting 编写说明</a></li>
+</ul>
+
+            
+          
+        </div>
+        
+      </div>
+    </nav>
+
+    <section data-toggle="wy-nav-shift" class="wy-nav-content-wrap">
+
+      
+      <nav class="wy-nav-top" aria-label="top navigation">
+        
+          <i data-toggle="wy-nav-top" class="fa fa-bars"></i>
+          <a href="../index.html">CherryUSB 使用指南</a>
+        
+      </nav>
+
+
+      <div class="wy-nav-content">
+        
+        <div class="rst-content">
+        
+          
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+<div role="navigation" aria-label="breadcrumbs navigation">
+
+  <ul class="wy-breadcrumbs">
+    
+      <li><a href="../index.html" class="icon icon-home"></a> &raquo;</li>
+        
+      <li>USB 设备请求</li>
+    
+    
+      <li class="wy-breadcrumbs-aside">
+        
+          
+            <a href="../_sources/usb/usb_request.rst.txt" rel="nofollow"> 查看页面源码</a>
+          
+        
+      </li>
+    
+  </ul>
+
+  
+  <hr/>
+</div>
+          <div role="main" class="document" itemscope="itemscope" itemtype="http://schema.org/Article">
+           <div itemprop="articleBody">
+            
+  <div class="section" id="usb">
+<h1>USB 设备请求<a class="headerlink" href="#usb" title="永久链接至标题">¶</a></h1>
+</div>
+
+
+           </div>
+           
+          </div>
+          <footer>
+    <div class="rst-footer-buttons" role="navigation" aria-label="footer navigation">
+        <a href="usb_enum.html" class="btn btn-neutral float-right" title="USB 枚举" accesskey="n" rel="next">下一页 <span class="fa fa-arrow-circle-right" aria-hidden="true"></span></a>
+        <a href="usb_desc.html" class="btn btn-neutral float-left" title="USB 描述符" accesskey="p" rel="prev"><span class="fa fa-arrow-circle-left" aria-hidden="true"></span> 上一页</a>
+    </div>
+
+  <hr/>
+
+  <div role="contentinfo">
+    <p>
+        &#169; 版权所有 2022, sakumisu.
+
+    </p>
+  </div>
+    
+    
+    
+    利用 <a href="https://www.sphinx-doc.org/">Sphinx</a> 构建，使用了 
+    
+    <a href="https://github.com/readthedocs/sphinx_rtd_theme">主题</a>
+    
+    由 <a href="https://readthedocs.org">Read the Docs</a>开发. 
+
+</footer>
+        </div>
+      </div>
+
+    </section>
+
+  </div>
+  
+
+  <script type="text/javascript">
+      jQuery(function () {
+          SphinxRtdTheme.Navigation.enable(true);
+      });
+  </script>
+
+  
+  
+    
+   
+
+</body>
+</html>

docs/index.rst

@@ -17,6 +17,14 @@ CherryUSB 是一个小而美的、可移植性高的、用于嵌入式系统的
    quick_start/ch32v307
    quick_start/rt-thread/rt-thread_zh
 
+.. toctree::
+   :maxdepth: 1
+   :caption: USB 基本知识点
+
+   usb/usb_basic
+   usb/usb_desc
+   usb/usb_request
+   usb/usb_enum
 .. toctree::
    :maxdepth: 1
    :caption: API 手册
@@ -46,3 +54,9 @@ CherryUSB 是一个小而美的、可移植性高的、用于嵌入式系统的
    demo/video
    demo/speaker_mic
    demo/daplink
+
+.. toctree::
+   :maxdepth: 1
+   :caption: Porting 说明
+
+   porting

docs/porting.rst

@@ -0,0 +1,2 @@
+Porting 编写说明
+==============================

docs/quick_start/rt-thread/rt-thread_zh.md

@@ -139,7 +139,9 @@ int main(void)
 ![CDC Device Demo](img/rtt_cdc_demo.png)
 - host demo
 
-![USB Host Demo](img/rtt_host_demo.png)
+![USB Host Demo1](img/1.png)
+![USB Host Demo2](img/2.png)
+![USB Host Demo3](img/3.png)
 
 ### 视频教程
 

docs/usb/usb_basic.rst

@@ -0,0 +1,88 @@
+USB 基本概念
+===========================
+
+本文主要对 USB 官方 usb2.0.pdf 中提供的第七章、第八章、第九章进行讲解。
+
+简介
+---------
+
+USB 信号状态
+-----------------
+
+USB 连接与断开检测
+---------------------
+
+USB 速度识别
+---------------------
+
+USB 设备状态
+---------------------
+
+USB 编码与位填充
+---------------------
+
+USB 字段(域)
+---------------------
+
+同步字段
+^^^^^^^^^^^^^^^^^^^^^^^^
+
+包标识符字段
+^^^^^^^^^^^^^^^^^^^^^^^^
+
+地址字段
+^^^^^^^^^^^^^^^^^^^^^^^^
+
+帧号字段
+^^^^^^^^^^^^^^^^^^^^^^^^
+
+数据字段
+^^^^^^^^^^^^^^^^^^^^^^^^
+
+CRC 字段
+^^^^^^^^^^^^^^^^^^^^^^^^
+
+USB 包
+---------------------
+
+令牌包
+^^^^^^^^^^^^^^^^^^^^^^^^
+
+数据包
+^^^^^^^^^^^^^^^^^^^^^^^^
+
+握手包
+^^^^^^^^^^^^^^^^^^^^^^^^
+
+特殊数据包
+^^^^^^^^^^^^^^^^^^^^^^^^
+
+USB 事务
+---------------------
+
+SETUP 事务
+^^^^^^^^^^^^^^^^^^^^^^^^
+
+IN 事务
+^^^^^^^^^^^^^^^^^^^^^^^^
+
+OUT 事务
+^^^^^^^^^^^^^^^^^^^^^^^^
+
+特殊事务
+^^^^^^^^^^^^^^^^^^^^^^^^
+
+USB 传输
+---------------------
+
+控制传输
+^^^^^^^^^^^^^^^^^^^^^^^^
+
+批量传输
+^^^^^^^^^^^^^^^^^^^^^^^^
+
+中断传输
+^^^^^^^^^^^^^^^^^^^^^^^^
+
+同步传输
+^^^^^^^^^^^^^^^^^^^^^^^^

docs/usb/usb_desc.rst

@@ -0,0 +1,2 @@
+USB 描述符
+===========================

docs/usb/usb_enum.rst

@@ -0,0 +1,2 @@
+USB 枚举
+===========================

docs/usb/usb_request.rst

@@ -0,0 +1,2 @@
+USB 设备请求
+===========================