> For the complete documentation index, see [llms.txt](https://bananapi.gitbook.io/bpi-m1/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://bananapi.gitbook.io/bpi-m1/zh/bpi-m1otginterface.md).

# BPI-M1 OTG 接口

BPI-M1拥有1个OTG接口，您可以通过otg扩展您的usb设备

注意**:**

```
    您也可以通过OTG接口为您的开发板供电。
```