Transformer Read-Only Storage (TROS) module

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  • Description
Photographer
Richards, Mark
Dimensions
overall: 2 3/4 in x 15 1/4 in x 2 1/4 in
Manufacturer
International Business Machines Corporation (IBM)
Copyright Owner
© Mark Richards
Object ID
102662312

TROS held “microcode” instructions that allowed Model 40 and other smaller System/360 computers to implement some complicated instructions in software without the expensive hardware used in bigger machines.