When did Memory- and IO Protection Emerge (Esp. in Minis)?
erik at baigar.de
Fri May 6 09:59:12 CDT 2016
On Fri, 6 May 2016, Tor Arntsen wrote:
> On 5 May 2016 at 10:41, Mattis Lind <mattislind at gmail.com> wrote:
> minicomputer with up to 64kw of core memory. The NORD-1 reference
> alteration. The optional features guarantees that protected areas of
> memory cannot be written into. The protection feature also prevents
> the execution of instructions that could initiate I/O transfers or
> change the status of the protection system."
OK, this machine also matches the requirements of my initial
question - great. So there quite some machine offering such
features well before 1975...
Thanks for citing from the reference manual!
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