On 10/28/2017 09:09 PM, Eric Smith via cctech wrote:
Maurice V. Wilkes wrote a paper in 1951 defining microprogramming. IBM was not the first company to build machines using the technique. They did make microcode mainstream technology with the 360, however.IBM invented computer emulation and introduced it with System/360 in 1964. They defined it as using special-purpose hardware and/or microcode on a computer to simulate a different computer.
Jon
