> For the complete documentation index, see [llms.txt](https://bananapi.gitbook.io/bpi-m3/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-m3/zh/bpi-m3_hardware_interface.md).

# BPI-M3 hardware interface

**BPI-M3 power with microUSB power (option)** 

![](/files/-M2HXHiGBqY_dk8liYRV)

**BPI-M3 power with DC port (default)** 

![](/files/-M2HXHiI7_s7fHIwJS5M)

**NOTE: SATA port use USB 2.0 to SATA interface.**