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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 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
CPU • CISC • Intel 8086 - PII, AMD, etc • Speed • ALU, CU, Registers • IRQ • DMA • DMQ
Bus • External connectivity • Speed • 33, 66, ?, 100 • limiting factor • Path width • ISA • EISA • PCI
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 • IDE & EIDE • SCSI • RAID • FAT, FAT32, NTFS, etc.
Video • Standards • Monitors • Cards • Acceleration • MMX • 3D
Audio • Games • Online • Telephony
O/S • DOS • Windoze • 3.? • 95 & 98 • NT • Un*x • including Linux • O/S2