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Microprocessor Architecture
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ALU
The Arithmetic Logic Unit (ALU) performs arithmetic and logic operations.
Cache
Cache memory provides high-speed data storage to improve the efficiency of data retrieval.
Instruction Register (IR)
The Instruction Register holds the current instruction that is being executed.
Clock
The system clock generates a sequence of pulses used to synchronize the operations of the microprocessor components.
Registers
Registers are small, high-speed storage locations within the CPU that temporarily hold data and instructions.
Program Counter (PC)
The Program Counter holds the address of the next instruction to be executed in the microprocessor.
Memory Data Register (MDR)
The Memory Data Register, also known as the Memory Buffer Register, temporarily holds data read from or written to memory.
Memory Address Register (MAR)
The Memory Address Register holds the address of the memory location to be accessed.
CU
The Control Unit (CU) manages the execution of instructions in the CPU's instruction set.
Bus
A bus is a communication system that transfers data between components inside a computer.
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