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Type: Posts; User: exidyboy

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  1. Replies
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    Well said.

    Well said.
  2. Replies
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    They look good in the photo but I have used them...

    They look good in the photo but I have used them in practice on early Raspberry Pi's.
    They are not very strong and I broke one.
    Being nylon and flexible and having a narrow bae held down with a...
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    But ... how is it that the skew table for Exidy...

    But ... how is it that the skew table for Exidy soft-sector format is the one that works for your Micropolis hard-sector format?
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    Would this contraption make 'analog' or 'digital'...

    Would this contraption make 'analog' or 'digital' alignment discs?
  5. If you feel like elaborating on the toolchain...

    If you feel like elaborating on the toolchain you'll be using under FreeBSD and what you'll be doing with it I would be very interested to know :-)
  6. Replies
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    Yes you can see it is a DP6402 in the photos I...

    Yes you can see it is a DP6402 in the photos I posted above. I have been poring over all references to Micropolis in Sorcerer newsletters and it looks like the 100TPI drive can be hooked up to some...
  7. Replies
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    Sorry I thought you meant you had dumped your...

    Sorry I thought you meant you had dumped your discs.
  8. Replies
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    Thanks for posting those. Very interesting to see...

    Thanks for posting those. Very interesting to see more documentation saved. The Disk Utility manual seems to be for hard-sector software while the FDS Operators Manual for soft-sector.
    Bitsavers for...
  9. Replies
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    Do you know if Exidy FDS controller supports...

    Do you know if Exidy FDS controller supports anything other than the Micropolis 1015 100TPI drives that Exidy supplied in those few years that they were in the personal computer game.
  10. Replies
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    Yes most active users here in Oz who hung onto...

    Yes most active users here in Oz who hung onto their machines and continued to use them moved onto more standard 720K drives and one of several locally developed FDC's.

    Although the system is...
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    Tempest did you make these available at all?

    Tempest did you make these available at all?
  12. Replies
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    I may be able to negotiate access to disks...

    I may be able to negotiate access to disks containing CP/M 2.2 for the Exidy FDS - an exciting find. Al do you already have CP/M 2.2 disks (but un-imaged?).

    Also what is the process to image a...
  13. Hi Jack, I bought your New Micros NMIX-0011...

    Hi Jack,

    I bought your New Micros NMIX-0011 R65F11 FORTH Board.

    I appreciated your careful packing and I was recently able to bring up the board and communicate with it over RS-232 although...
  14. I used to use this exact technique about 15 years...

    I used to use this exact technique about 15 years ago to get the Quantum Fireball drive in my Amiga 2000 to spin up. The drive mounts vertically in the machine on a GVP SCSI card so I was flicking...
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    Can you provide a photo of the exterior surfaces...

    Can you provide a photo of the exterior surfaces of the Verbatim cassette so that any labeling indicating the possible contents can be read.
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    Very nice writeup Hugo. Amber was my favourite...

    Very nice writeup Hugo. Amber was my favourite colour for use with the Sorcerer - it seemed 'cooler' to my teenage self at the time and the folklore at the time was that it caused less eye strain...
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    Are these two separate PCB's or it is disk...

    Are these two separate PCB's or it is disk controller with DMA?

    Yes many memory upgrades circuits were published - how much does it look like it has ?
    Upgrading the 32K Sorcerer Mark I was a more...
  18. What does that mean?

    What does that mean?
  19. Thread: Wire wrap

    by exidyboy
    Replies
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    4,310

    Do you do that with uninsulated wire or have you...

    Do you do that with uninsulated wire or have you found a way to strip a region of insulation from the middle of a length of wire?
  20. Replies
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    What capacitance value separates these so-called...

    What capacitance value separates these so-called '"jelly bean parts" from the "big bulk" ones?
  21. On the Sorcerer the 2K ROM in the drive...

    On the Sorcerer the 2K ROM in the drive containing the 'intelligence' ate the top 2K of processor RAM. The system monitor was also (I presume only lightly) customised for the Sorcerer by the...
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    I can get access to an Exidy Sorcerer that has...

    I can get access to an Exidy Sorcerer that has the custom monitor ROM for the Exatron/ASP Microcomputers Stringy Floppy and intend to dump that ROM.
    The drive itself has a further 2K 'controller'...
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    Reading them in the original drive seems to be a...

    Reading them in the original drive seems to be a bit problematic due to breakage. As a thought experiment I've been imagining other ways of recovering the data that put less stress on the tape.
    ...
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    While the OP hasn't logged in for 10 years if...

    While the OP hasn't logged in for 10 years if anyone else has documentation for this (actually) New Micros of Dallas NMIX-0011 FORTH development board I would be very interested in getting scans as I...
  25. Did you check out the article I posted in your...

    Did you check out the article I posted in your other thread on this topic?
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