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Intel
8086-1, 8086-2
manual
HOLD/HOLD Acknowledge Timing Minimum Mode only
Models:
8086
8086-2
8086-1
1
25
30
30
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30 pages
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Characteristics
CPU Block Diagram
Data Sheet Revision Review
Reset
Minimum Mode
Page 25
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8086
WAVEFORMS
(Continued)
HOLD/HOLD ACKNOWLEDGE TIMING (MINIMUM MODE ONLY)
231455 – 21
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Contents
CPU Block Diagram
Pin Configuration
BHE
LOW BHE/S
Ready
Reset
Intr
Test
High
LOW
RQ/GT0
RQ/GT1
ALE
Inta
DT/R
DEN
Functional Description
BUS Operation
Minimum and Maximum Modes
Minimum Mode 8086 Typical Configuration
Write I/O
Read I/O
Instruction Fetch
Read Data from Memory
Alternate Data extra segment
Processor Reset and Initialization
Addressing
Interrupt Operations
Halt
Maskable Interrupt Intr
READ/MODIFY/WRITE Semaphore Operations VIA Lock
System TIMING-MINIMUM System
External Synchronization VIA Test
BUS TIMING-MEDIUM Size Systems
Absolute Maximum Ratings
Tclcl
Minimum Complexity System Timing Requirements
Tclch
Tchcl
Timing Responses
Characteristics
Minimum Mode
Testing INPUT, Output Waveform Testing Load Circuit
Waveforms
Waveforms Minimum Mode
Tinvch
Characteristics
NMI, Test Tgvch
Tchgx
Tclmh
Tclml
Tryhsh
Tchsv
TCLCL-45 TCLCL-35 TCLCL-40
Trhav
Tchdtl
Tchdth
Maximum Mode
Waveforms Maximum Mode
BUS Lock Signal Timing Maximum Mode Only Reset Timing
Asynchronous Signal Recognition
REQUEST/GRANT Sequence Timing Maximum Mode only
Waveforms
HOLD/HOLD Acknowledge Timing Minimum Mode only
Data Transfer
Instruction Set Summary
Arithmetic
Logic
8086
1 reg 1 1
Data Sheet Revision Review
Bit w e Segment 000 001 010 011 100 101 110 111
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