Ken Shirriff's blog
Computer history, restoring vintage computers, IC reverse engineering, and whatever
Showing posts with label
ibm
.
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Showing posts with label
ibm
.
Show all posts
TROS: How IBM mainframes stored microcode in transformers
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I recently came across a Transformer Read-Only Storage (TROS) module that stored microcode in an IBM System/360 mainframe computer. This unu...
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