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3 cards from this section. Quick, good the night before a test.
What is the primary role of the program counter?
Think about how the CPU knows what to do next.
Define immediate addressing.
Consider how the CPU accesses values.
What is the purpose of the opcode in an instruction?
Think about what the CPU needs to know to execute an instruction.
True or False: Indirect addressing can reference a second memory location to find the actual data.
Consider how pointers are used in programming.
A CPU fetches an instruction that uses indirect addressing. Outline the step-by-step process when executing this instruction, detailing what occurs at each stage.
Visualize each step as a part of a choreographed dance where each movement relies on the previous one.
Discuss the pros and cons of using immediate addressing versus indirect addressing in a program designed for resource-constrained devices.
Think about how you would manage resources in a tiny apartment versus a large house.
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