MBR stands for memory buffer register. This stores data being transferred to and from the main memory.
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What is MAR?
MAR stands for memory address register. This is a register that stores the memory address from which data wwill be fetched to the CPU, or the address to which the data will be sent.
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What is PC?
PC stands for program counter. This contains the address of an instructuon to be executed next.
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What are general purpose registers used for?
General purpose registers are used to store data temporarily according to their size.
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What are dedicated registers used for?
Dedicated registers aer used to hold results for any arithmetic or logic operations carried out by the arithmetix logic unit.
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Other cards in this set
Card 2
Front
What is MAR?
Back
MAR stands for memory address register. This is a register that stores the memory address from which data wwill be fetched to the CPU, or the address to which the data will be sent.
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