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2 cards from this section. Quick, good the night before a test.
What are control signals and why are they important?
Think about what happens when the CPU needs to perform a specific operation.
List the three phases of the instruction cycle.
Consider the sequence in which the CPU processes an instruction.
Which of the following best describes control signals?
Focus on what role these signals play in the CPU.
True or False: Micro operations are larger operations defined by macro instructions.
Consider how complex tasks can be split into simpler components.
Develop a sequence of control signals for a 'SUB A, B' instruction in a microprogrammed control unit. Explain each command in your sequence.
Break down the instruction into smaller actions sequentially.
Critically evaluate how the choice between a hardwired control unit and a microprogrammed control unit might affect a new instruction set in a different architecture.
Consider flexibility and adaptability based on design characteristics.
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