• Please review our updated Terms and Rules here

Desperado's latest activity

  • Desperado
    Desperado replied to the thread C64G RAM ISSUES.
    I replaced the ram sockets to be safe but it still gives the same problem...at every start, I have a different amount of ram on the...
  • Desperado
    Desperado replied to the thread C64G RAM ISSUES.
    there were a 4464-12 and a 41464-10...I replaced them with 41464-10
  • Desperado
    Desperado replied to the thread C64G RAM ISSUES.
    Must i check /CAS, /RAS and /WE signal for each dram?
  • Desperado
    Desperado reacted to daver2's post in the thread C64G RAM ISSUES with Like Like.
    Well, the 64GS was the best manual I could find containing 41464 DRAMs as an example of how they would probably be used for the 64G. It...
  • Desperado
    Desperado replied to the thread C64G RAM ISSUES.
    Dave the manual you attached is for the 64GS console...
  • Desperado
    Desperado replied to the thread C64G RAM ISSUES.
    I read that the 64G has the Super PLA that manages the RAM... is it possible that it got damaged?
  • Desperado
    Desperado posted the thread C64G RAM ISSUES in C64 and C128.
    Good morning everyone, I have a Commodore 64G that seems to have RAM issues. This board uses two 41464 RAM chips, and it often starts up...
    • dsc_0102.webp
  • Desperado
    Desperado reacted to daver2's post in the thread PET 8032 WITH STRANGE KEYBOARD with Like Like.
    Bo Zimmerman - zimmers.net... There is a subdirectory with the full (commented?) listing of BASIC 4. Dave
  • Desperado
    Desperado reacted to daver2's post in the thread PET 8032 WITH STRANGE KEYBOARD with Like Like.
    Don't forget there is the full disassembly of BASIC 4 (including the EDIT ROM) on Bo's site... Dave
  • Desperado
    Desperado reacted to cjs's post in the thread PET 8032 WITH STRANGE KEYBOARD with Like Like.
    I've now done quick initial disassemblies (thanks to Bruce Tomlin's disx!) of the edit-4-80-b-60hz.german.bin and Swiss Edit ROMs; the...
  • Desperado
    Desperado reacted to cjs's post in the thread PET 8032 WITH STRANGE KEYBOARD with Like Like.
    The edit ROM is also definitely different from any of the ones on Zimmers (unless you're an AI), but by doing a single-byte-per-line hex...
  • Desperado
    Desperado reacted to cjs's post in the thread PET 8032 WITH STRANGE KEYBOARD with Wow Wow.
    From a quick analysis of the character ROM, it looks as if you do indeed have a Swiss machine here, or at least some sort of alternative...
  • Desperado
    Desperado reacted to daver2's post in the thread PET 8032 WITH STRANGE KEYBOARD with Like Like.
    I compared @Desperado's ROMs against the zimmers ones (both for the EDIT and character generator ROMs) and no exact match. I suspect...
  • Desperado
    Desperado replied to the thread PET 8032 WITH STRANGE KEYBOARD.
    Solved! I changed also the Chars Rom and dow all is working ;) Thanks so much! Time to test the dual drive floppy now??
  • Desperado
    Desperado replied to the thread PET 8032 WITH STRANGE KEYBOARD.
    Update, now i removed all german labels from keys...i inserted the original basic 4 rom from zimmer and i moved some keys like business...
    • 1747053031804.jpg
    • 1747053031793.jpg
Back
Top