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  • AndyG's Avatar
    May 23rd, 2020, 03:55 AM
    AndyG replied to a thread Pet Rescue in Commodore
    My 6540 adapter boards appear to have the same configuration as Mike. They have gone straight onto the board and worked without any mods. Andy
    24 replies | 515 view(s)
  • AndyG's Avatar
    May 21st, 2020, 11:02 PM
    AndyG replied to a thread Pet Rescue in Commodore
    I too would be very interested in the modifications you needed to make to Jim's 6540/27xx adapters as I am in a middle of a project and will be using...
    24 replies | 515 view(s)
  • AndyG's Avatar
    May 9th, 2020, 10:15 AM
    AndyG replied to a thread Petsoft 6502 FORTH in Commodore
    Yes I did thanks Andy
    102 replies | 3927 view(s)
  • AndyG's Avatar
    May 8th, 2020, 11:30 PM
    AndyG replied to a thread Petsoft 6502 FORTH in Commodore
    Hi Dwight I missed $PTR ...... opps!! :) $SYS only saves to tape. As a side note one has to remember to type NEW after loading, to reset the...
    102 replies | 3927 view(s)
  • AndyG's Avatar
    May 8th, 2020, 05:46 AM
    AndyG replied to a thread Petsoft 6502 FORTH in Commodore
    Hi Dwight There was nothing broken in the forth part of the code. Your comment fix works, I just had to remember to put in the patch so it would...
    102 replies | 3927 view(s)
  • AndyG's Avatar
    May 8th, 2020, 12:54 AM
    AndyG replied to a thread Petsoft 6502 FORTH in Commodore
    Below should be a copy of the PET FORTH V1.2 with the addition of PRINT and also the comment fix. The code padding between 0400 and 0800 is actually...
    102 replies | 3927 view(s)
  • AndyG's Avatar
    May 3rd, 2020, 07:02 AM
    AndyG replied to a thread Hoping to repair my 8250 in Commodore
    Actually was able for read Consistently the 2364 ROMs from a 8050 by connecting CS to VCC on the 2364 (had a switched 24 adapter so tried it) and...
    28 replies | 835 view(s)
  • AndyG's Avatar
    May 3rd, 2020, 04:56 AM
    AndyG replied to a thread Hoping to repair my 8250 in Commodore
    I think you are safe reading the 2316 eprom using the 2716 configuration on your programmer.
    28 replies | 835 view(s)
  • AndyG's Avatar
    May 3rd, 2020, 03:05 AM
    AndyG replied to a thread Hoping to repair my 8250 in Commodore
    I have built a 2364 adapter for my eprom programmer as per this webpage... I have been able to read 2364 masked ROMs using the 2764 device...
    28 replies | 835 view(s)
  • AndyG's Avatar
    May 1st, 2020, 11:28 PM
    AndyG replied to a thread Hoping to repair my 8250 in Commodore
    The fact that print ds$ hangs and doesn’t report back with the DOS version tells me the digital board has not booted up properly. The PET cannot...
    28 replies | 835 view(s)
  • AndyG's Avatar
    April 30th, 2020, 11:58 PM
    AndyG replied to a thread Hoping to repair my 8250 in Commodore
    Do you have an eprom programmer ? If I look at this article, page 9, bottom line there is reference to a flashing error light being done to a...
    28 replies | 835 view(s)
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About AndyG

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