Download presentation
Presentation is loading. Please wait.
Published byNoah Elliott Modified over 9 years ago
1
Introduction Computer Organization and Architecture: Lesson 1
2
ORGANIZATION VS. ARCHITECTURE Computer OrganizationComputer Architecture Physical aspects of a computer system Study on how various circuits and components fit together to create a working computer Logical Aspects of a computer system Focuses on the structure and behavior of a computer system
3
MAIN COMPONENTS OF A COMPUTER SYSTEM Processor Interpret and execute programs Memory Store both data and programs I/O Mechanism Transfer data to and from outside world Principle of Equivalence of Hardware and Software: Anything that can be done with software can also be done with hardware, and anything that can be done with hardware can also be done with software.
4
Example Computer System Pentium III 667 MHz 133 MHz 64MB SDRAM 32KB L1 cache, 256 KB L2 cache 30GB EIDE hard drive (7200 RPM) 48x max variable CD- ROM 2 USB ports, 1 serial port, 1 parallel port 19 “ monitor, 24mm AG, 1280x1024 at 85 GHz Intel 3D AGP Graphics Card 56K PCI Voice Modem 64-bit PCI soundcard
5
A Look Inside the Computer:
6
STANDARDS ORGANIZATIONS Computer Manufacturers have agreed to comply with connectivity and operational specifications established by a number of government and industry organizations. Institute of Electrical and Electronic Engineers (IEEE) International Telecommunications Union (ITU) American National Standards Institute (ANSI) International Organization on Standardization (ISO)
7
HISTORICAL DEVELOPMENT Generation Zero: Mechanical Calculating Machines Generation One: Vacuum Tube Computers Generation Two: Transistorized Computes Generation Three: Integrated Circuit Computers Generation Four: VLSI Computers
8
MOORE’S LAW “The density of transistors in an integrated circuit will double every year.” -Gordon Moore
9
THE COMPUTER LEVEL HIERARCHY User High-Level Language Assembly Language System Software Machine Control Digital Logic
10
THE VON NEUMANN ARCHITECTURE
11
THE MODIFIED VON NEUMANN ARCHITECTURE
Similar presentations
© 2024 SlidePlayer.com Inc.
All rights reserved.