I had exact same association when reading about this hack on hackaday :) https://hackaday.com/2024/01/13/wiring-an-sd-card-to-a-handspring-pdas-68k-bus-with-onl

I had exact same association when reading about this hack on hackaday :) https://hackaday.com/2024/01/13/wiring-an-sd-card-to-a-handspring-pdas-68k-bus-with-only-three-sot23s/#comment-6718693 https://hackaday.com/2024/01/13/wiring-an-sd-card-to-a-hands... I immediately remembered Atari ST read only cartridge port abused into talking to Realtek ethernet chip https://sites.google.com/site/probehouse/how-to-network-an-atari-st/atari-ethernec-network https://sites.google.com/site/probehouse/how-to-network-an-a...