.. toctree::
   :maxdepth: 3
   :caption: KE3047 Keyes 树莓派Pico 学习套件 高级版

   README.md
   docs/1. 资料下载.md
   docs/2. 产品介绍.md
   docs/3. 树莓派 Pico 主板介绍.md
   docs/4. Keyestudio 树莓派 Pico IO 扩展板.md
   docs/Python 教程/Windows/Windows.md
   docs/Python 教程/树莓派/树莓派.md
   docs/Arduino 教程/Arduino 教程.md