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PC Hardware. ISQS 6343 John R. Durrett. Why PCs. Ubiquitous Powerful Adaptive to many appliations Software Cost Purchase Management Upgrades. Architecture. Motherboard CPU Bus Memory External Storage Video Audio O/S. Motherboard. CPU. CISC Intel 8086 - PII, AMD, etc Speed

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Pc hardware l.jpg

PC Hardware

ISQS 6343

John R. Durrett


Why pcs l.jpg
Why PCs

  • Ubiquitous

  • Powerful

  • Adaptive to many appliations

  • Software

  • Cost

    • Purchase

    • Management

    • Upgrades


Architecture l.jpg
Architecture

  • Motherboard

  • CPU

  • Bus

  • Memory

  • External Storage

  • Video

  • Audio

  • O/S



Slide5 l.jpg
CPU

  • CISC

  • Intel 8086 - PII, AMD, etc

  • Speed

  • ALU, CU, Registers

  • IRQ

  • DMA

    • DMQ


Slide6 l.jpg
Bus

  • External connectivity

  • Speed

    • 33, 66, ?, 100

    • limiting factor

  • Path width

  • ISA

  • EISA

  • PCI


Memory l.jpg
Memory

  • ROM

  • RAM

    • model

      • conventional (640k)

      • upper (384k)

      • extended (> 1MB)

  • Addressing

    • port == unique address within host

      • required for TCP

  • Most I/O through RAM addresses


External storage l.jpg
External Storage

  • IDE & EIDE

  • SCSI

  • RAID

  • FAT, FAT32, NTFS, etc.


Video l.jpg
Video

  • Standards

  • Monitors

  • Cards

  • Acceleration

  • MMX

  • 3D


Audio l.jpg
Audio

  • Games

  • Online

  • Telephony


Slide11 l.jpg
O/S

  • DOS

  • Windoze

    • 3.?

    • 95 & 98

    • NT

  • Un*x

    • including Linux

  • O/S2


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