CPU Structure and Function
CPU Structure and Function Processor Organization
Fig: Internal Structure of the CPU
Register Organization
User-Visible Registers
Categories of Use
Design Issues
Control and Status Registers
The Instruction Cycle
Basic instruction cycle contains the following sub-cycles.
The Indirect Cycle
Data Flow
Fetch cycle data flow
Indirect cycle data flow
Execute cycle data flow
- Not simple and predictable, like other cycles
- Takes many forms, since form depends on which of the various machine instructions is in the IR
- May involve
Interrupt cycle data flow
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1. What is the structure of a CPU? |
2. How does the control unit function in a CPU? |
3. What is the role of the ALU in a CPU? |
4. How do registers contribute to the functioning of a CPU? |
5. What is the significance of the CPU structure in computer performance? |
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