The previous file had the wrong checksum, so better try this one. My programmer loads it fine now. Thanks again On Sun, May 24, 2020 at 10:41 PM Francesco Messineo <francesco.messineo_at_gmail.com> wrote: > > Can anyone please double check the attached file is a valid jedec for > the C64 PLA? > It should have the correct AND terms now. > Before I waste more chips that is... > > Thanks > > On Sun, May 24, 2020 at 3:13 PM Francesco Messineo > <francesco.messineo_at_gmail.com> wrote: > > > > By the way, > > the file pla.txt on zimmers (and on any funet.fi mirror) contains a > > corrupted jedec too, it's missing 3 lines of which 2 aren't > > "guessable" as it's fuse maps (unless one works from the equations). > > It isn't usable as it is, as the programmer will complain about format > > errors until one manages to fill the missing lines, then it obviously > > starts complaining about checksum errors. > > So, can anyone read a real 82S100 with a Data I/O programmer maybe? I > > only have the 93459 versions that can't be apparently read with my > > programmer (or are they protected maybe?). > > Does anyone know if there's still available any abel compiler so I can > > try to make my own jedec file? > > Thanks > > Frank > > > > On Sun, May 24, 2020 at 1:31 PM Francesco Messineo > > <francesco.messineo_at_gmail.com> wrote: > > > > > > Hm, I assume Data I/O would have fixed such a bug in the first place. > > > So are you saying that your programmer makes a good file but interpret > > > it the wrong way when programming? > > > Am I understanding it correctly? > > > Can anyone provide a "wrong" file then, so I can check if that's the > > > case on the 2900 (running the latest firmware available as of > > > today...)? > > > > > > On Sun, May 24, 2020 at 12:45 PM Frank Wolf <webmaster_at_frank-wolf.org> wrote: > > > > > > > > Just as an additional information: > > > > > > > > The TopMaxII Programmer which I used to create is one of the programmers > > > > doing it > > > > the wrong way. > > > > > > > > /Frank > > > > > > > > On 24.05.2020 12:23, Gerrit Heitsch wrote: > > > > > On 5/24/20 12:10 PM, Francesco Messineo wrote: > > > > >> Hi all, > > > > >> I've just programmed an 82S100 (actually a clone, but my DATA I/O > > > > >> 2900 didn't > > > > >> complain and verifies ok) with the .jed file contained here: > > > > >> http://www.zimmers.net/anonftp/pub/cbm/firmware/computers/c64/82S100%2bJedec.zip > > > > >> > > > > > > > > > > What kind of clone? That might be important. A while back someone on > > > > > the forum64 site got a hold of a bunch of NOS PLS100 PLAs and was able > > > > > to program those. I got 2 of them and they work. > > > > > > > > > > Gerrit > > > > > > > > > > > > > > > > > > >
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