The Importance of Terminology's Quality

Martin Gregorie martin at see.sig.for.address.invalid
Sat Aug 23 12:54:25 CEST 2008

On Sat, 23 Aug 2008 00:06:28 -0400, John W Kennedy wrote:

> Martin Gregorie wrote:
>> Not necessarily. An awful lot of CPU cycles were used before microcode
>> was introduced. Mainframes and minis designed before about 1970 didn't
>> use or need it
> No, most S/360s used microcode.

I never used an S/360.

I thought microcode came into the IBM world with S/370 and Future Series 
(which later reappeared as the AS/400, which I did use). Didn't the S/370 
load its microcode off an 8 inch floppy?

martin@   | Martin Gregorie
gregorie. | Essex, UK
org       |

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