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Type: Posts; User: maxtherabbit

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  1. Replies
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    Well that raises the question "what is the proper...

    Well that raises the question "what is the proper syntax to use it with shadow ram?"

    Maybe trixter can weigh in, he's got more experience using it than I do
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    How would QRAM know the difference from a range...

    How would QRAM know the difference from a range of memory on an expansion card vs. shadow RAM provided by the chipset? They both appear to the system as linear memory. Should be able to use QRAM with...
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    USE!UMBS requires DOS 5 or better to be useful....

    USE!UMBS requires DOS 5 or better to be useful. And DOSMAX doesn't provide a mechanism to load device drivers high, just DOS data structures. It seems like QRAM is the way to go for using the network...
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    My 0.1 revision DOS downgrade thread certainly is...

    My 0.1 revision DOS downgrade thread certainly is yielding some interesting and excellent results :cool:
  5. Poll: Oh hey this thread is back. That reminds me I...

    Oh hey this thread is back. That reminds me I need to fix my driver for this thing
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    What's the resident memory footprint of that...

    What's the resident memory footprint of that useumb driver vs qram?
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    You realise he probably doesn't care at all about...

    You realise he probably doesn't care at all about the contents of the drive right? Any ST-506/412 MFM controller can work with any ST-506/412 MFM drive after it has LLFed it
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    You may be able to soft assign an address for the...

    You may be able to soft assign an address for the RAM in your driver as well. The silkscreen on my card seems to indicate you can choose between a fixed starting address of D800 or software...
  9. 4164s aren't that common, you should really learn...

    4164s aren't that common, you should really learn proper technique with the vacuum desoldering tool. Reflowing the joints first with fresh solder is a big thing
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    Say $10 + ship? I'd be open to a trade too if you...

    Say $10 + ship? I'd be open to a trade too if you have any gear to unload
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    IBM half height mounting brackets

    ISO the IBM brackets for mounting half height drives in a PC/XT, specifically the plate that locks the drive to the case
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    I have an ST-251 MLC 1 that works most of the...

    I have an ST-251 MLC 1 that works most of the time. Occasionally it won't spin up and I can't be bothered to figure out why. Once it's going it works perfectly, but I retired it out of caution
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    Holy crap that's awesome. Guess I need to upgrade...

    Holy crap that's awesome. Guess I need to upgrade to DOS 5 now for UMB support :rolleyes:
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    didn't I say that

    didn't I say that
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    If you were going to go the distance with a new 6...

    If you were going to go the distance with a new 6 pak of sorts, allowing it to backfill conventional from 256kB up AND provide EMS while being able to page flip them over the whole range like a LIM...
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    Yep. I built the lo tech on a lark just to play...

    Yep. I built the lo tech on a lark just to play with it but it is pretty limited compared to a rampage or bocaram or above board. However it is *very* fast. Being limited to only a 64kB page frame...
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    Oh well I'll be happy to test it :D

    Oh well I'll be happy to test it :D
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    Yes it's the lo tech. I'm content with the amount...

    Yes it's the lo tech. I'm content with the amount of free memory I have now and don't want to sacrifice 2MB of EMS for 64kB of UMB. I saw your tool before and it is cool though
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    The boot HDD is a ST225 which is 20MB. 10MB is...

    The boot HDD is a ST225 which is 20MB. 10MB is the secondary HDD.

    As for the configuration, I didn't exactly just choose it out of the clear blue. I've had this machine for over 20 years and it's...
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    CRT still destroys LCD in motion resolution

    CRT still destroys LCD in motion resolution
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    256kB system board Paradise auto switch EGA Ast...

    256kB system board
    Paradise auto switch EGA
    Ast 6 pak (640kB fill)
    360kB drive A 720kB drive B
    ST225 drive C MM212 (10MB) drive D
    LTEMS card
    WD8003 NIC
    V20/8087
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    Hm I have no issue with 60Hz on a sharp CRT. Now...

    Hm I have no issue with 60Hz on a sharp CRT. Now interlaced content on the other hand drives me crazy
  23. I have a maxtor one as well and it is just a...

    I have a maxtor one as well and it is just a rebadged promise unit
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    PC-DOS 3.2 for 5150

    Thinking about downgrading my 5150 to DOS 3.2 to save a few more kB of conventional. Any reason not to? Looks like all of the changes in 3.3 aren't really relevant to my configuration anyway - am I...
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    I've actually always wanted an alpha since being...

    I've actually always wanted an alpha since being wowed by their speed back in the 90s. Never got one though
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