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  • Trianon
    Trianon replied to the thread LC PDS card design -- FC0/1/2?.
    Plan to used for : I have a couple of Tektronix bench devices and an HP Logic analyzer to play with. All from the same era as the...
  • Trash80toHP_Mini
    Indeed, that's why I said it was massive overkill as a replacement for Pico. Just watched the vid I linked above that relates directly...
  • P
    pom replied to the thread Fun with SE.
    Thanks for the details. Very interesting. What other hacks could be achievable? Do you reckon you could embed a bootable system ?
  • F
    frontein1 replied to the thread Fun with SE.
    Yes I bet the site just needs this reference so the SE ROMs can explicitly be listed. However the mask ROMs are really just the Toshiba...
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  • P
    pom replied to the thread Fun with SE.
    can you tell more about oneROM. Looking at the website, the Macintosh SE doesn’t seem to be listed among the supported machines.
  • F
    frontein1 replied to the thread Fun with SE.
    For those interested, here are the patches I made to the SE FDHD ROM to disable the slow memory test and the ROM checksum fail: offset...
  • Phipli
    Urgh, so extrapolating the 60ns VRAM boards should be about 48MHz. Nasty. Hopefully the main chips are all the same grade and you can...
  • finkmac
    pi zero and pico are two different things
  • Phipli
    Ah, cunning - applying science instead of guessing :) nice work.
  • demik
    Adding more info. Typical sequence A typical printing sequence will look like below. Here is a the driver printing a SimpleText file...
  • P
    pom replied to the thread Fun with SE.
    https://onerom.org/
  • Phipli
    From here, the thumbnail image shows the option card https://wiki.preterhuman.net/Formac_ProMedia The VRAM chips on yours are dated...
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  • RedJacketPress
    I don't think $75 would be too much to ask, given what you've described. On the question of the PCB, the convenience of a drop-in board...
  • F
    frontein1 posted the thread Fun with SE in Compact Mac.
    Bought @derFunkenstein's CatMac SE. Thank you @derFunkenstein, this is a great little machine. And of course the first thing I have to...
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    • IMG_4772.jpeg
  • Sideburn
    On the modding of the maclock PCB where you have to cut it with a dremel and solder the JST cable to it, would you rather have: A) a...
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