On 4/10/24 08:11, Jon Elson via cctalk wrote: > On 4/10/24 00:21, Chuck Guzis via cctalk wrote: >> On 4/9/24 22:03, ben via cctalk wrote: >>> >> What model of a 360? 8K sounds a lot like a Model 20, which the purists >> may not consider to be a "real" member of the family. >> > Yup, the /20 should have been called a System 180, as it was about half > of a 360 instruction set. But, it only had 4 registers.
I recall after having coded for a time on a Model 40, being offered access to a Model 20 and saying "What the hell is this?" Well, at least you had many of the SS instructions.