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- That'll do nicely! 👍
- Well, it works: The Goonies. 😍
- 32K ROM Cart Caveat: The 32kB EPROM occupies 4000h to BFFFh in the address space because it is using CS1 as read enable. A14 will be high from 4000h to 7FFFh and low from 8000h to BFFFh. So A14 actually needs to be inverted. By swapping the two areas no inverter is required.
- If you're a Windows user, no problem as there's a handy tool in the Git: github.com/konkotgit/MS... But I decided to make one in Python for Linux, it does the above and also pads it out the ROM to 64K so you can use W27C512 EEPROM'S easily.Feb 4, 2026 19:20