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Intel 80286 User Manual

Intel 80286
515 pages
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TABLE OF CONTENTS
Table Title
Page
9-3
Reserved
Exceptions
and
Interrupts ...................................................................... 9-9
9-4 Interrupt
Processing
Order
...
.... ...... ..... .............. .... ...... ............... .............. ...... .....
...
9-9
9-5
Conditions
That
Invalidate
the
TSS ........................................................................ 9-12
10-1
MSW 8it
Functions
.................................................................................................. 10-4
10-2 Recommended MSW
Encodings
for
Processor
Extension
Control...................... 10-5
11-1
NPXContextSwitching ........................................................................................... 11-7
8-1 ModRM
Values
........................................................................................................
8-3
8-2
Protection
Exceptions
of
the 80286 . ..........
...
....... ..... ...... ..... ......... ......... ..... ............
8-8
8-3
Hexadecimal
Values
for
the
Access
Rights
8yte ................................................... 8-14
C-1
New 80286 Interrupts ..............................................................................................
C-1
xi
pcjs.org

Table of Contents

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Intel 80286 Specifications

General IconGeneral
Processor TypeMicroprocessor
Clock Speed6 MHz to 25 MHz
Transistor Count134, 000
Addressable Memory16 MB
Instruction Setx86
Architecturex86
Data Bus Width16-bit
Address Bus Width24-bit
Operating ModesReal mode, Protected mode
Process Technology1.5 µm
Voltage5V
Introduced1982
Package68-pin PGA

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