M.2
1. M.2 Interface Introduction
M.2 interface PCIe type: PCIe Gen3 x 2 lane
Available length specification: 2280

Important
This interface can only be used with M2 NVMe protocol solid state drives.
2. Check NVMe Hard Drive
After inserting the nvme and starting the board, enter the following command to check if the hard drive is mounted:

View hard drive contents.

