On 06/23/2018 07:39 PM, Eric Smith via cctalk wrote: > On Sat, Jun 23, 2018 at 1:16 PM, Stephen Pereira via cctech < > cct...@classiccmp.org> wrote: > >> Has anyone here ever seen or ever had fig-FORTH for the 6800 working? >> > In the mid-1980s I know someone with a WaveMate 6800 system. He had > fig-Forth running on FLEX. At the time I was only interested in the Apple > II, DEC PDP-10, and BSD 4.x on VAX, so I didn't pay much attention to his > system. > > I had problems similar to what you describe when I was bringing up the PACE > version of fig-Forth, and tracked down and fixed a serious bug in the > published listing. AFAICT, I am the only person other than the author who > ever ran the PACE version. I found it far easier to debug on a simulator > rather than the real hardware. > > The 6800 version must surely have been far more popular than the PACE > version, so it seems somewhat unlikely that there would be a huge defect in > the published listing, but it's not impossible. > > I wrote some 68HC11 assembly professionally in the late 1980s, but the only > actual 6800 code I've writen was a 6800 version of the Apple I monitor. > Writing 6800 code after being used to the 68HC11 and 6809 was a huge step > backward; I kept trying to use newer instructions and addressing modes that > the 6800 did not have. I have a non-working Electronic Product Associates > Micro 68; maybe someday I'll fix it up. > >
I never had a 6800 in those days, but I had a friend who did. He had it running on his. I think I still have the documentation laying around here somewhere. bill
