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  • JonB's Avatar
    Today, 05:17 AM
    Oops. You could've dropped in for a cuppa. And a disk!
    5 replies | 60 view(s)
  • JonB's Avatar
    Today, 01:35 AM
    I've got them as well, if you're coming down my way any time soon. Also on 3.5" disks.
    5 replies | 60 view(s)
  • JonB's Avatar
    Yesterday, 09:12 AM
    JonB replied to a thread uIDE on the Superbrain in CP/M and MP/M
    Try this: https://youtu.be/8hshdu2_P7Q
    24 replies | 2255 view(s)
  • JonB's Avatar
    Yesterday, 08:39 AM
    JonB replied to a thread uIDE on the Superbrain in CP/M and MP/M
    After a brief interlude, during which the Superbrain's video board gave up and had to be repaired, I've made and uploaded a pair of no doubt...
    24 replies | 2255 view(s)
  • JonB's Avatar
    March 17th, 2019, 03:54 AM
    JonB replied to a thread uIDE on the Superbrain in CP/M and MP/M
    Latest version is now v0.11: https://drive.google.com/open?id=1VyHVd_wvhW6o6_qjQrx_pjYCS9jnaxRn New features:- Adds optional cold boot auto...
    24 replies | 2255 view(s)
  • JonB's Avatar
    March 16th, 2019, 12:43 PM
    JonB replied to a thread Public user 0 in CP/M and MP/M
    I think I there are about 250 bytes free. Should be enough?
    6 replies | 162 view(s)
  • JonB's Avatar
    March 16th, 2019, 12:54 AM
    JonB replied to a thread Public user 0 in CP/M and MP/M
    Obviously, I am getting old. I did ask about this before (a few years ago)... I found this: ...
    6 replies | 162 view(s)
  • JonB's Avatar
    March 15th, 2019, 11:52 PM
    JonB replied to a thread Public user 0 in CP/M and MP/M
    I think it might be useful if I set out my objectives here. I've fitted a uIDE board to a Superbrain QD and implemented the drivers, wrote the...
    6 replies | 162 view(s)
  • JonB's Avatar
    March 15th, 2019, 01:54 PM
    JonB started a thread Public user 0 in CP/M and MP/M
    Hi again I know this has been discussed before, but I want to add this feature to my BDOS / CCP. I'm thinking of a search path for files:...
    6 replies | 162 view(s)
  • JonB's Avatar
    March 15th, 2019, 01:41 PM
    JonB replied to a thread SUBMIT.COM behaviour in CP/M and MP/M
    Interesting - I'll look into it. I assume it's CCP that writes the $$$.SUB then..? By the way, default drive as far as my BDOS is concerned is 0...
    13 replies | 175 view(s)
  • JonB's Avatar
    March 15th, 2019, 08:42 AM
    JonB replied to a thread SUBMIT.COM behaviour in CP/M and MP/M
    A>ddt submit.com DDT V2.2 NEXT PC 0600 0100 -d5bb 05BB 00 24 24 24 20 .$$$...
    13 replies | 175 view(s)
  • JonB's Avatar
    March 15th, 2019, 08:22 AM
    JonB replied to a thread SUBMIT.COM behaviour in CP/M and MP/M
    That's what I am looking for John, thanks... Only thing is, my BIOS defines a default drive which is not A:, becasue I have a uIDE connected (to my...
    13 replies | 175 view(s)
  • JonB's Avatar
    March 15th, 2019, 06:19 AM
    JonB replied to a thread SUBMIT.COM behaviour in CP/M and MP/M
    Also.. I do have SSUB v1.1 on here but it doesn't work, either. example e: supersub dd does nothing, leaves $$$.SUB in E: (as does SUBMIT)....
    13 replies | 175 view(s)
  • JonB's Avatar
    March 15th, 2019, 05:30 AM
    JonB replied to a thread SUBMIT.COM behaviour in CP/M and MP/M
    Yes, I thought so. But I wanted to get the "official" SUBMIT working.
    13 replies | 175 view(s)
  • JonB's Avatar
    March 15th, 2019, 04:05 AM
    Reading the CP/M manual entry for SUBMIT.COM: http://www.gaby.de/cpm/manuals/archive/cpm22htm/ch1.htm#Section_1.6.7 I see it is supposed to write...
    13 replies | 175 view(s)
  • JonB's Avatar
    March 14th, 2019, 12:35 AM
    JonB replied to a thread Amstrad PCW 8256 in CP/M and MP/M
    OK, Chuck.. one of these, perhaps? ...
    24 replies | 360 view(s)
  • JonB's Avatar
    March 13th, 2019, 02:31 PM
    JonB replied to a thread Amstrad PCW 8256 in CP/M and MP/M
    Hmm... one of these perhaps? http://www.cpcwiki.eu/index.php/UIDE_Universal_IDE_adapter_cards_for_Z-80_computers
    24 replies | 360 view(s)
  • JonB's Avatar
    March 13th, 2019, 02:25 PM
    JonB replied to a thread Amstrad PCW 8256 in CP/M and MP/M
    This is a good place to ask in depth technical questions: http://www.cpcwiki.eu/forum/forum/ There are threads about fitting a Gotek and you may...
    24 replies | 360 view(s)
  • JonB's Avatar
    March 12th, 2019, 06:23 AM
    JonB replied to a thread DDT crashing on exit in CP/M and MP/M
    Yeah, I figured I'd done *something* bad. Hmm... yes I think I can see it now. I'm reading the sectors alright, but not copying them into memory...
    7 replies | 92 view(s)
  • JonB's Avatar
    March 12th, 2019, 05:18 AM
    JonB replied to a thread DDT crashing on exit in CP/M and MP/M
    Under ZSID I see the following BDOS vectors: 0005h: JP AA00h AA00h: JP B8AFh B8AFh: EX SP,HL B8B0h: LD (CB51),HL B8B3h: EX SP,HL B8B4h:...
    7 replies | 92 view(s)
  • JonB's Avatar
    March 12th, 2019, 05:04 AM
    JonB replied to a thread DDT crashing on exit in CP/M and MP/M
    Hi Chuck I tried g0 and CTRL-C, they both do the same (crash). In ZSID, I looked to see if the BIOS vector table was corrupt (wasn't) and then...
    7 replies | 92 view(s)
  • JonB's Avatar
    March 12th, 2019, 04:38 AM
    Hi I have a problem with my new Superbrain BIOS. On exiting from DDT, it is crashing. With ZSID, I get a "?" (standard error) when I try to exit....
    7 replies | 92 view(s)
  • JonB's Avatar
    March 11th, 2019, 09:03 AM
    JonB replied to a thread uIDE on the Superbrain in CP/M and MP/M
    Unfortunately I have to reply to myself, because I can't edit the last update (it times out after 15 minutes). So, here's another update. Now...
    24 replies | 2255 view(s)
  • JonB's Avatar
    March 11th, 2019, 06:41 AM
    JonB replied to a thread uIDE on the Superbrain in CP/M and MP/M
    Time for another update. XMAP.COM, the utility I demonstrated earlier to assign uIDE drives to logical drive letters, is working. It can write a...
    24 replies | 2255 view(s)
  • JonB's Avatar
    March 11th, 2019, 06:35 AM
    Hi Larry I have to get some made, first... any ideas? I noticed that an IBM branded TM100A had the brass rod in it. It's this drive that I had...
    3 replies | 79 view(s)
  • JonB's Avatar
    March 11th, 2019, 12:06 AM
    Ah ha! https://www.thingiverse.com/thing:3135233 (thanks to ldkraemer).. Anyone in the UK with a 3D printer able to run off a copy or two?
    3 replies | 79 view(s)
  • JonB's Avatar
    March 10th, 2019, 11:59 PM
    Hi I just had another TM-100 latch failure. same part, the little plastic piece that clips onto the flap. Side on view:
    3 replies | 79 view(s)
  • JonB's Avatar
    March 7th, 2019, 11:18 AM
    Yep, more or less. New BIOS modders are advised to read the CP/M Alteration Guide. That’s the best bit of advice I received (from ChuckG) when...
    14 replies | 1181 view(s)
  • JonB's Avatar
    March 7th, 2019, 07:14 AM
    Hi Plasmo Chuck's going to answer I'm sure, but no, IOBYTE is not an additional bit of software you can easily add. What it is is a specific...
    14 replies | 1181 view(s)
  • JonB's Avatar
    March 7th, 2019, 06:41 AM
    JonB replied to a thread uIDE on the Superbrain in CP/M and MP/M
    Demo video here: https://www.youtube.com/watch?v=K73HavTM99U Unrehearsed, unscripted and unprofessional. But you get the gist.
    24 replies | 2255 view(s)
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About JonB

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