Registers

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Last updated 4:47 PM on 9/9/26
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5 Terms

1
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program counter

holds the memory address of the next instruction to be executed

2
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memory address register

holds the memory address of where data/instructions are to be fetched from memory

3
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memory data register

stores the data/instructions which has been fetched from memory

4
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current instruction register

stores the instruction the cpu is currently decoding/executing

5
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accumulator

stores the result of any calculations that have taken place in the alu