On 11/21/2016 12:28 PM, Charles Dickman wrote:
I was looking here:
http://bitsavers.informatik.uni-stuttgart.de/pdf/ibm/360/fe/2020/Z33-1021-0_2020_Processing_Unit_FETOM_May68.pdf
(pdf) pages 45, 46 describe the ALU And here:
http://bitsavers.informatik.uni-stuttgart.de/pdf/ibm/360/fe/2020/SY33-1024-0_2020_FEMDM_Vol_1_Apr69.pdf
(pdf) pages 15 and 38 Data flows and ALU schematic
Yes, indeed, it seems to show a quite different architecture
than what I got from the part I referenced.
I had better stop as I am no expert on a 360/20, and the
text SEEMED to contradict the schematics.
Jon
