Hardwired Control Unit
A hardwired control unit generates the processor's control signals with fixed combinational logic driven by a step counter.
Computer Organization & Architecture · topic
Control unit: hardwired and microprogrammed
Hardwired control from a step counter, decoders and sum-of-products signal equations; microprogrammed control with control words, horizontal and vertical microinstructions, control-memory size calculations, microinstruction sequencing and a short note on nanoprogramming.
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Microprogrammed Control Unit
A microprogrammed control unit stores the control signals for every step of every instruction as words in a control memory (control store).
Control unit: hardwired and microprogrammed cheat sheets
One-page visual sheets for this topic, in the sheet library on the store. Previews are free; the full sheets come with the subject pack.