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Type: Posts; User: Roland Huisman

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  1. I've released V1.7 with modified boot order and...

    I've released V1.7 with modified boot order and modified BIN loader like mentioned earlier.
    Also added the secondary modified BIN loader. And there is a new file with bootstrap numbering.
    ...
  2. You can edit the code and make something else....

    You can edit the code and make something else. That is the beauty of open source. ;)



    No... Unfortunately the switches can't be read directly... You need more hardware on the bootloader to...
  3. Ah! Thanks for reminding me on that! I wanted to...

    Ah! Thanks for reminding me on that! I wanted to make an auto increment on it.
    This saves the front switch. I'll add it to my to-do list.

    Thanks!
  4. Thanks! Glad that I'm not the only one :-) ...

    Thanks! Glad that I'm not the only one :-)



    So did I :D So I will put this update into the new version.



    Hi Volker,
  5. In the last weeks I've worked quite intensively...

    In the last weeks I've worked quite intensively with my PDP8/M to update SpaceWar.
    And there were a few things which annoyed me on the current BIN loader...

    1- You always needed to set 7777 into...
  6. Great! I like low tech solutions because everyone...

    Great! I like low tech solutions because everyone can do that! :-)

    In the meanwhile I fixed the dot on the left side of the screen
    and I've changed all labels and text to capital characters.
    ...
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    Wow that sounds like an expensive happening!

    Wow that sounds like an expensive happening!
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    What kind of system is this?

    I found this on youtube... What kind of system is this?
    I really love the whole setup :-)


    https://youtu.be/V1RA8tTwhrM
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    I thought Folke is making a soc implementaion for...

    I thought Folke is making a soc implementaion for his pdp8 project?
    No real Dec stuff involved. Or did I miss something? :)
  10. Fun! There several two player games for OS/8 as...

    Fun! There several two player games for OS/8 as well...
    So if anyone has a bit time for modifying code...

    In that time it was a luxery when attaching more terminals
    to use one computer. But now...
  11. Thanks a lot for that nice overview. I totally...

    Thanks a lot for that nice overview. I totally overlooked your reply somehow...



    Well the first moment I noticed it was when I was drawing the TA8E clone (TU60 controller). This card can be set...
  12. Hi Oscar, Thanks for testing! Hmm I...

    Hi Oscar,

    Thanks for testing!



    Hmm I don't know hot this is done for the other version which uses the EAE option?
    Or is this nor implemented yet?

    In my version you can use the front...
  13. Everything seems to work, so I've put the...

    Everything seems to work, so I've put the SpaceWar version on GitHub.
    It is a bit preliminary but it works fine here. I was hoping that some people
    can do some tests with it and leave some...
  14. That would be fun 😁 Do you have a graphics...

    That would be fun 😁 Do you have a graphics controller for it?
  15. Fixed the slow response on the Thrust part. The...

    Fixed the slow response on the Thrust part. The ships are now very responsive to the
    joysticks or front panel switches. Still a few things to do.



    A list of all known SpaceWar! versions would...
  16. To get the M863 trough the maindec I had to...

    To get the M863 trough the maindec I had to configure it to the standard jumper settings.
    But at first I could not get it to work in SpaceWar. Spacewar doesn't like the data buffered into the 7474...
  17. Hi Anders, Thanks! I want to use the...

    Hi Anders,

    Thanks!



    I want to use the hyperspace as well. But I will fix that with just
    two diodes to trigger both L and R switches with one contact.
    You can do that as well...
  18. Hi Anders, Do you know the switch functions of...

    Hi Anders,

    Do you know the switch functions of the EAE software version you have?
    In this version they are for the front switches:

    0 SHIP ONE ROTATES LEFT
    1 SHIP ONE ROTATES RIGHT
    2 SHIP ONE...
  19. I found something which is strange to me in the...

    I found something which is strange to me in the original code btw...

    CRF=6072 and CCF=6052 are defined and I don't really understand why...
    The AX08 address is 63xx.

    The 605x and 607x are...
  20. Hi Doug, Thanks for the explanation! Good to...

    Hi Doug,

    Thanks for the explanation! Good to know that I'm at least thinking in the right way.

    It seems I'm getting somewhere now :D The ships are flying, I can turn on the jet
    motors and...
  21. Hi Vince, That was fast! Thanks! For...

    Hi Vince,



    That was fast! Thanks!

    For the serial cards this seems the standard according the info of Doug Jones.

    03/04 console default
    40/41 usual second TTY
  22. Overview device addresses PDP8 Omnibus systems

    Hello everyone,

    Is there an overview of the device addresses for Omnibus devices?
    I've seen that some different devices can be set at the same device addresses.

    Regards, Roland
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    Doug Jones made a nice overview with some...

    Doug Jones made a nice overview with some production numbers.

    http://homepage.divms.uiowa.edu/~jones/pdp8/models/
  24. I've converted the 9 bits of the AX08 to 10 bits...

    I've converted the 9 bits of the AX08 to 10 bits for the VC8E by just shifting the data one bit to the left.
    So the picture quality stays at 9 bit but the size matches the screen now.

    BUT... The...
  25. Hacking a bit with spacewar without EAE, detailed info about AX08 programming wanted.

    I've been playing a little bit with the Spacewar software for the LAB8 with AX08.
    The AX08 is an external unit for digital I/O, Analog I/O, programmable RTC and
    a point plot display. It is not...
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