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Note for COMPUTER ARCHITECTURE ORGANISATION - CAO by Hrithik Dhakrey

  • COMPUTER ARCHITECTURE ORGANISATION - CAO
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UNIT 3 - Basic Processing Unit

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Overview     Instruction Set Processor (ISP) Central Processing Unit (CPU) A typical computing task consists of a series of steps specified by a sequence of machine instructions that constitute a program. An instruction is executed by carrying out a sequence of more rudimentary operations.

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Some Fundamental Concepts

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Fundamental Concepts     Processor fetches one instruction at a time and perform the operation specified. Instructions are fetched from successive memory locations until a branch or a jump instruction is encountered. Processor keeps track of the address of the memory location containing the next instruction to be fetched using Program Counter (PC). Instruction Register (IR)

Lecture Notes