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Advanced 32-bit Microprocessor 80386 - Coggle Diagram
Advanced 32-bit Microprocessor 80386
Flag Register of 80386(EFLAGS-32bit)
IF: Interrupt Enable Flag
TF: Trap Flag
DF: Direction Flag
SF: Sign Flag
OF: Overflow Flag
ZF: Zero Flag
IOPL: I/O Privilege Level
AC: Auxiliary Carry Flag
NT: Nested TAsk
PF: Parity Flag
RF: Resume Flag
CF: Carry Flag
VM. Virtual 8086 Mode
Salient Feature of 80386
Protection
Virtual Memory
Multitasking
Address Pipelining
I/O Addressing
Data Bus
80386 Architecture
Decode Unit
Execution Unit
Prefetch Unit
Memory Unit
Control Registers
Control Register 2
Control Register 1
Control Register 3
Control Register 0
TS: Task Switched
EM: Emulate Coprocessor
ET: Extension Type
MP: Math Coprocessor present
PG: Paging Enable