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INTEL 80386DX PROCESSOR, SAIQA KHAN 3118029, AIM : TO GENERATE MIND…
INTEL 80386DX PROCESSOR
FEATURES
4-GB Physical Memory
64-Tb Virtual Memory
32-bit Address Bus
32-bit Processor
4 Levels of Protection
ARCHITECTURE
Decode Unit
decoder
instruction queue
Execution Unit
barrel shifter
projection test unit
control unit
Prefetch Unit
pre-fetcher
16-byte pre-fetch queue
Segment Unit
Bus Unit
Page Unit
REGISTERS
Segment Descriptor Register
Control Register
CR1
CR2
CR0
CR3
Instruction Pointer and Flag Register
Flag Register
INTERRUPT ENABLE
DIRECTION FLAG
TRAP FLAG
OVERFLOW
SIGN FLAG
I/O PRIVILEGE LEVEL
ZERO FLAG
NESTED TASK FLAG
AUXILIARY FLAG
RESUME FLAG
PARITY FLAG
VIRTUAL MODE
CARRY FLAG
System Address and Segment Register
Segment Register
stack segment
data segment
code segment
Debug and Test register
General Purpose Register
data register
source index
counter
destination index
base register
base pointer
accumulator
stack pointer
OPERATING MODES
Protected mode
Virtual 8086 Mode
Real Mode
MEMORY MANAGEMENT
Selectors
Memory Paging Mechanism
Segment Descriptor and Descriptor Table
SAIQA KHAN 3118029
AIM :
TO GENERATE MIND MAPPING USING COGGLE TOOL