On Fri, Mar 13, 2020 at 12:28 PM Mike Stein <[email protected]> wrote:
> Re the main ROM I was wondering whether it's socketed a la M100 or > soldered like the T102; sounds like it's socketed. > > Re the option ROM I was wondering whether the same OUT command as in the > 100/102 switches it in and out; I should be able to glean that from the > schematic. > > Thanks. > > isn't there a programmer's reference for this kind of stuff? Or am I just spoiled after having so much info available on the Commodore 64 and 128? Ah, there's a technical reference, but I have no idea how to assert the Y5 line from code.... https://ftp.whtech.com/club100/doc/t200techreference.pdf Page 2-7
