Ken Shirriff's blog
Computer history, restoring vintage computers, IC reverse engineering, and whatever
Inside the tiny chip that powers Montreal subway tickets
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To use the Montreal subway (the Métro), you tap a paper ticket against the turnstile and it opens. The ticket works through a system called ...
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Inside a vintage aerospace navigation computer of uncertain purpose
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I recently obtained an aerospace computer from the early 1970s, apparently part of a navigation system. Aerospace computers are an interesti...
17 comments:
Talking to memory: Inside the Intel 8088 processor's bus interface state machine
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In 1979, Intel introduced the 8088 microprocessor, a variant of the 16-bit 8086 processor. IBM's decision to use the 8088 processor in t...
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