Changing the size of memory or changing the ROM version forces a reset of the PET.
The emulator has an IEEE-488 device at address 8. It can be used load and save (.prg) files.
Some programs don't run on ROM1 and some require more memory than the default 8K.
CARDS, the companion program to FLASH, is a data-entry tool for creating flashcard data files. Even if the original flashcard program was intact, I'm still not sure that I would have bothered spending much time with this one. Like a lot of these early BASIC programs, the UX feels clumsy, although it does provide ways for the user to review work-in-progress and go back to make corrections. Of course, upon reaching the end of the process, the message PRESS PLAY & RECORD ON TAPE #1 makes clear that this program is not designed to work with a disk image.