See: http://bitbarn.co.uk/dryfire/dcpe.php#pets for how to emulate. On Sun, Apr 20, 2025 at 9:35 AM David Roberts <daver21145_at_gmail.com> wrote: > Do we need to warm up the cracking tools again?! > > Dave > > On Sun, 20 Apr 2025, 13:46 Rhialto, <rhialto_at_falu.nl> wrote: > >> Hi all. I was looking into the PET version of WordCraft. It is one of >> the fairly few programs that uses the 8096 memory expansion. But it is >> protected with a dongle on the tape port, and I did not come across any >> cracked versions. >> >> Does anybody know how to emulate the dongle? Or have one? Or have a >> cracked version of WordCraft? >> >> After startup, WordCraft appears to work, and you get into command mode. >> However no command actually works, and when trying to get into editing >> mode (STOP key), it executes a JAM instruction. >> >> So far I found out that you get to the "interesting" part of the code if >> you set a read breakpoint on E811. The code being executed is >> "encrypted" in the file as loaded from disk. It gets decrypted before it >> is run, and re-encrypted afterwards. I haven't found a trivial way to >> disarm it yet. >> >> There is a ROM on zimmers.net that suggests it is for use with >> WordCraft, but if so, it's not the protection part, since installing it >> does't seem to make a difference (although according to Vice, it does >> read from the $9xxx area several times). >> >> -Olaf. >> -- >> ___ Olaf 'Rhialto' Seibert <rhialto/at/falu.nl >> > >> \X/ There is no AI. There is just someone else's work. --I. Rose >> >Received on 2025-04-20 15:00:10
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