6.3.4 - Instruction Unit 6: Hardwired Control Unit
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Practice Questions
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What is a control unit?
💡 Hint: Think about which part of the computer directs operations.
Define a macro instruction.
💡 Hint: Try remembering the difference between high-level and low-level instructions.
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Interactive Quizzes
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What defines a hardwired control unit?
💡 Hint: Think about how this system produces its signals.
True or False: A micro instruction can operate independently of a macro instruction.
💡 Hint: Reflect on how instructions are nested.
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Challenge Problems
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Design a control signal sequence for a given macro instruction to increment a counter in memory.
💡 Hint: Think about each step needed to modify the memory.
Compare and contrast the advantages of hardwired versus microprogrammed control units in specific applications.
💡 Hint: Factor in the complexity of the tasks each type processes.
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