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4 cards from this section. Quick, good the night before a test.
What is a microinstruction?
Think of it as a small instruction within a larger instruction set.
Define a microprogrammed control unit.
Consider how it differs from hardwired controls.
What is a microinstruction?
Think about its role in controlling hardware.
Which control unit is faster but less flexible?
Consider the rigidity of the structure.
Design a microprogram that performs a simple addition operation and explain how it handles conditional jumps.
Start with loading values into registers, then execute addition.
Consider the trade-offs in implementing a microprogrammed control unit versus a hardwired control unit in a CPU architecture. Discuss potential scenarios for each.
Reflect on the requirements of the application before choosing an architecture.
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