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80836 ARCHITECTURE - Coggle Diagram
80836 ARCHITECTURE
Operating Modes
Real Mode
Protected Mode
Virtual 8086 Mode
Registers
General Purpose Registers
EAX
EBX
ECX
EDX
Index & Pointer Registers
ESI
EDI
EBP
ESP
Segment Registers
DS
ES
CS
SS
FS
GS
Control Registers
CR0 to CR4
EFLAGS Register
Status Flags
System Flags
Control Flags
Memory Management
Segmentation
Segment Selector
Descriptor Tables (GDT, LDT)
Paging
Page Directory
Page Tables
Page Frame
Bus Interface Unit (BIU)
Instruction Queue
Bus Control
Address Generation
Execution Unit (EU)
ALU (Arithmetic Logic Unit)
Control Unit
Instruction Decoder
Instruction Pipelining
6-stage pipeline
Prefetch
Decode
Execute