Flashcards
The CPU
Cards in this deck (15)
- 1Purpose of the processorTo fetch and execute instructions
- 2Fetchfetches instruction (from ram)
- 3Decodedecodes the instructions into (operation and operand)
- 4Executeexecutes the instructions.
- 5Register?
- 6System BusThe system bus is made up of:
The Address Bus
The Control Bus
The Data Bus - 7Address Busreceives
- 8Data Bus?
- 9Control Bus?
- 10Program Counterholds memory location of the next instructions.
- 11Instruction Registerholds the instruction currently being executed or decoded.
- 12Memory Address Registerholds the memory location of data that needs to be accessed
- 13Accumulatoran accumulator is a register in which intermediate arithmetic and logic results are stored.
- 14Cachepreviously saved information used for faster loading for possible reuse.
- 15Memory Mapped I/O
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- Flashcards on The CPU, created by john mills on 06/11/2017.
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- john mills
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- Created by Paul Powell · Nov 6, 2017
- Copied by john mills · Nov 6, 2017
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