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Pentium Microprocessor

Pentium Microprocessor. Module M20.1. Intel Microprocessors. 8086 -- 40-pin DIP (dual in-line package) 80286 -- 68-pin PGA (pin grid array) 80386DX -- 132-pin PGA 80486DX -- 168-pin PGA The Pentium -- 237-pin PGA The Pentium Pro -- 387-pin PGA. 80486DX -- 168-pin PGA.

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Pentium Microprocessor

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  1. Pentium Microprocessor Module M20.1

  2. Intel Microprocessors • 8086 -- 40-pin DIP (dual in-line package) • 80286 -- 68-pin PGA (pin grid array) • 80386DX -- 132-pin PGA • 80486DX -- 168-pin PGA • The Pentium -- 237-pin PGA • The Pentium Pro -- 387-pin PGA

  3. 80486DX -- 168-pin PGA

  4. Some Intel Microprocessors

  5. Some Motorola Microprocessors

  6. The Intel iCOMP Index

  7. The PC Memory Map

  8. The memory map of the TPA (Transient Program Area)

  9. System area of a typical PC

  10. The 8086 - Pentium Pro Registers

  11. The EFLAG and FLAG Registers

  12. The Segment Register in the Protected Mode

  13. The Descriptor Formats Base address = starting location of memory segment Limit = last offset address in segment G = granularity bit G = 0: Limit is length of 1 to 1M bytes G = 1: Limit is any multiple of 4K bytes Note: 220 x 4K = 220 x 212 = 232 = 4G bytes

  14. register

  15. The Access Rights Byte

  16. DS register accesses memory locations 100000H-1000FFH

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