Being x86-based, this means that the Radxa X4 can run any Linux, Windows and other OS from either NVMe (PCIe 3.0 x4) or eMMC storage. After getting his hands on one of these SBCs, [Bret] couldn ...

2 slot to your PCB. Then, pick the keying that you’re comfortable using – A+E for WiFi cards, E sockets for connecting WiFi cards, M-key slots and cards for PCIe up to x4, and B+M cards for ...