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UPDATE NOTICE
This 80386 databook, version -002, contains updates and improvements to the first version. A revision sum-
mary is
listed here for your convenience.
The sections that are new or
significantly revised are:
2.9.6
Interrupt Priorities
2.9.7
2.9.8
2.11.2
2.12
3.1
4.4.3.3
Fig.4-15a
Fig.4-15b
4.6.4
4.6.6
5.6
5.7
5.8
5.8.1
Table 6-3
7.4
7.5
7.6
Fig. 7-8
Fig. 7-9
Fig. 7-10
8.2.3.4
Instruction Restart
Double Faults
TLB Testing
Debugging
Support
Real
Mode Introduction
liD
Privilege Level and
liD
Permission Bitmap
386TSS
Sample 110 Permission Bitmap
Protection and
110 Permission Bitmap
Entering and Leaving
Virtual 8086 Mode
Self-Test Signature
Component and Revision
Identifiers
Coprocessor Interfacing
Software Testing for Coprocessor Presence
80386 PGA Package
Thermal Characteristics
DC
Specifications
AC Specifications
Designing for
ICE-386 Use
ICE-386 Processor Module Clearance Requirements
ICE-386 Optional Interface Module
Clearance
Requirements
Recommended Orientation of
Lever-
Actuated Socket for ICE-386 Use
Encoding of Address Mode
2
Revised
Revised
Revised
Revised
Revised
Revised
Revised
Revised
New
Revised
Revised
Revised
Revised
New
New
New
Revised
Revised
Revised
New
New
New
Typo fixes for previous
pages 122 and 123.