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5 cards from this section. Quick, good the night before a test.
What two main phases does the instruction cycle have?
Think about how instructions are processed.
Define Opcode.
What part tells the CPU what to do?
How many main phases are there in the instruction cycle?
Think about the steps involved in processing an instruction.
True or False: The fetch phase involves executing the instruction from memory.
Consider what step comes after fetching.
Analyze the instruction '1940'. Describe its opcode and operand and what action it suggests.
Break down the instruction into its parts.
Given a processor with an instruction set size of 16 (4-bit opcode), calculate how many different memory addresses it can refer to if it uses a 12-bit address space.
Consider the total possibilities given the bits.
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