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2 cards from this section. Quick, good the night before a test.
Define what an instruction format is.
Think about how each part of an instruction works together.
What is the purpose of an opcode?
Remember, it tells the CPU what action to take.
What does ‘opcode’ refer to in an instruction?
Think about what directs the CPU in performing tasks.
True or False: Addressing modes only refer to how data is stored in memory.
Consider the role of accessing in processing.
Construct a simple program in assembly that uses at least three different addressing modes and explain each mode used.
Think about different ways you can reference data in your code.
Design a new instruction format for a custom CPU architecture that optimally balances between opcode size and operand addressing space.
Consider how the number of bits affects operation and addressing capability.
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