Thanks for the interest, The PETdisk can load and save individual programs in .prg format. It supports just 3 basic commands: LOAD "<filename>",9 SAVE "<filename>",9 and LOAD "$",9 While I use device number 9 in this example, you can set it to 8,9,10,or 11 via jumpers. One of the main limitations is ...

Hi there, I'm new to this forum, so hello everyone. I am a vintage computer hobbyist living in northern California, and recently started building some hardware for my PET. I wanted to find a simple way to load and save programs onto the PET, since I did not have any working IEEE-488 drives with the ...