Instruction Fetch stage

Instruction Fetch stage

The stage in which the CPU retrieves the next instruction from memory for execution.

Instruction Decode stage

The stage where the processor interprets the opcode of an instruction retrieved from memory, determining the operation to be performed and the operands involved.

Opcode

The part of an instruction that specifies the operation to be performed by the processor.

Register

A small amount of storage available directly in the CPU for quick read/write access by the processor.

Memory Access stage

The stage in which the processor accesses memory to read or write data as required by the executing instruction.

Execute stage

The stage where the decoded instruction is executed and the actual operation specified by the instruction is carried out.

ADD operation

An operation where two values are summed together.

Program Counter (PC)

A register that contains the address of the next instruction to be fetched from memory.

LOAD instruction

An instruction that directs the CPU to read data from memory and store it in a register.

Memory Address

A specific location in memory where data is stored or retrieved.