24.4.2 - ALU Operation Handling
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Practice Questions
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What is a macro instruction?
💡 Hint: Think about what type of instruction gives direction to the CPU.
Define microinstruction.
💡 Hint: What level of command is directly executed by the control unit?
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the key difference between macro instructions and microinstructions?
💡 Hint: Think about the sizes of the instruction types.
Branching in microprogramming is used for conditional executions.
💡 Hint: Relate this to how execution can change depending on the situation.
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Challenge Problems
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Design a microprogram for a simple ALU operation involving addition or subtraction. Optimize the program by sharing common microinstructions.
💡 Hint: Identify what steps both operations share and where they differ.
Given a set of macro instructions, determine the necessary branching paths needed for their execution. Create a flowchart to visualize these paths.
💡 Hint: Map out the decision points based on instruction types.
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