| Simplified Block Diagram of CPU |
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| Holds
the memory |
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| address
of the next |
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| instruction
to be |
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| executed. |
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|
|
| Holds
the binary code |
|
| for
each instruction as |
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| it is executed. |
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|
|
| Temporary
storage |
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| of information. |
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|
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|
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| Determines
the |
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| operation
to perform |
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| and
sets in motion the |
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| necessary
actions to |
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| perform it. |
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|
|
| Performs
arithmetic |
|
| and
logic operations. |
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