Development flash roms existed. You needed a "Flash Gordon" Quadra PDS card to program them. I have a box with dozens of them I'd take an offer for in a private message. It's what we used for ROM development in all the first generation PCI machines
I'm not sure what makes the Lisa's MMU a "crude hardware circuit"; what doesn't it do that would be a necessary part of the basic requirements of a "full memory management unit"?
Lisa has a base-bounds segmented MMU, like the 68451, The SUN used a two-level segment-page mmu that allowed for...
LIR2032 batteries are rechargeable, CR2032 are not.
Not that it matters, there is no charging voltage present at the battery when a Mac is plugged in,
only trickle current from the AC supply which bypasses the battery.
The code is NOT open source, it will have a click-through license for non-profit non-redistribution use only.
The notice of a code release was a press leak from the Lisa list, it was NEVER confirmed by CHM.
It will happen, I can't say when.
and PLEASE stop bothering the archivists trying to get...
see my twitter thread
I replaced the separation rollers with tubing and the paper feed with 2GT-10 timing belt
Now, I have to put it all back together and see what happens, I was waiting for a NOS fuser
assembly which finally showed up last Wed.
I was a bit surprised that I couldn't find a good collection of information on the adapters with monitor ID / sync switches
so I've started putting some info on http://bitsavers.org/pdf/apple/mac/monitor/monitor_sense
Has anyone drawn the schematics for the 6,8 and 10 switch adapters?
I don't think any Mac system software disks were copy protected,
at least I've never run into any that couldn't be copied with DC42.
I know MDS is, which was licensed from Bill Duvall.
It would be nice if someone came up with a list of the problem children.
The earliest LW driver that I have...