I'm close. I have reverse-engineered the SDCard because I don't want to modify the bootloader and just make my own sdcards and backup what I have.
Update on the Egret II Mini SD protection — I've gotten a lot further. Short version:
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Been digging into how the Taito Egret II Mini locks its game cards. I know you can modify the bootloader but I wanted to read and write SDcards like the original. Short version of what I've found:
Update on the Egret II Mini SD protection, I've...