Computer Organization and Architecture lecture notes

Anna university

Dept:Computer Science and Engineering

Subject Name : CS 2253-Computer-Organization-and-Architecture -COA

Year:3rd

Submitted By:admin

Description about this Lecture notes:


Subject Syllabus:
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1. Basic Structure of Computers


Functional units – Basic operational concepts – Bus structures – Performance and
metrics – Instructions and instruction sequencing – Hardware – Software Interface –
Instruction set architecture – Addressing modes – RISC – CISC. ALU design – Fixed
point and floating point operations.

2. Basic Processing Unit
Fundamental concepts – Execution of a complete instruction – Multiple bus organization
– Hardwired control – Micro programmed control – Nano programming.

3. Pipe lining
Basic concepts – Data hazards – Instruction hazards – Influence on instruction sets –
Data path and control considerations – Performance considerations – Exception
handling.

4. Memory System
Basic concepts – Semiconductor RAM – ROM – Speed – Size and cost – Cache
memories – Improving cache performance – Virtual memory – Memory management
requirements – Associative memories – Secondary storage devices.

5. I/O Organization
Accessing I/O devices – Programmed Input/Output -Interrupts – Direct Memory Access
– Buses – Interface circuits – Standard I/O Interfaces (PCI, SCSI, USB), I/O devices and
processors.
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