In case it's not evident:
You can build an #apple2 #FujiNet using the schematics for the Fujinet 1.0, or using a DevkitC on a breadboard and wiring it up to a DB19 connector according to the instructions in:
https://github.com/FujiNetWIFI/fujinet-platformio/blob/iwm/lib/bus/iwm/iwm.cpp
using the board bring-up instructions:
https://github.com/FujiNetWIFI/fujinet-platformio/wiki/Board-bring-up-for-FujiNet-Platform.IO-code
and using the code in the IWM branch: https://github.com/FujiNetWIFI/fujinet-platformio/tree/iwm