SlideShare a Scribd company logo
NRI INSTITUTE OF RESEARCH
SCIENCE AND TECHNOLOGY
INTEL 8086 - Pin Diagram
RCET Microprocessor & Microcontroller 2
INTEL 8086 - Pin Details
RCET Microprocessor & Microcontroller 3
Ground
Clock
Duty cycle: 33%
Power Supply
5V  10%
Reset
Registers, seg
regs, flags
CS: FFFFH, IP:
0000H
If high for
minimum 4
clks
INTEL 8086 - Pin Details
RCET Microprocessor & Microcontroller 4
Address/Data Bus:
Contains address
bits A15-A0 when ALE
is 1 & data bits D15 –
D0 when ALE is 0.
Address Latch Enable:
When high,
multiplexed
address/data bus
contains address
information.
INTEL 8086 - Pin Details
RCET Microprocessor & Microcontroller 5
INTERRUPT
Non - maskable
interrupt
Interrupt request
Interrupt
acknowledge
INTEL 8086 - Pin Details
RCET Microprocessor & Microcontroller 6
Direct
Memory
Access
Hold
acknowledge
Hold
INTEL 8086 - Pin Details
RCET Microprocessor & Microcontroller 7
Address/Status Bus
Address bits A19 –
A16 & Status bits S6
– S3
INTEL 8086 - Pin Details
RCET Microprocessor & Microcontroller 8
Bus High Enable/S7
Enables most
significant data bits
D15 – D8 during read
or write operation.
S7: Always 1.
BHE#, A0:
0,0: Whole word
(16-bits)
0,1: High byte
to/from odd address
1,0: Low byte
to/from even address
1,1: No selection
INTEL 8086 - Pin Details
RCET Microprocessor & Microcontroller 9
Min/Max mode
Minimum Mode: +5V
Maximum Mode: 0V
Minimum Mode Pins
Maximum Mode
Pins
Microprocessor & Microcontroller
Minimum Mode- Pin Details
RCET 10
Read Signal
Write Signal
Memory or
I/0
Data Bus
Enable
Data
Transmit/Recei
ve
Maximum Mode - Pin Details
RCET Microprocessor & Microcontroller 11
Status Signal
Inputs to 8288 to
generate eliminated
signals due to max
mode.
S2 S1 S0
000: INTA
001: read I/O port
010: write I/O port
011: halt
100: code access
101: read memory
110: write memory
111: none -
passive
Maximum Mode - Pin Details
RCET Microprocessor & Microcontroller 12
DMA
Request/Grant
Lock Output
Lock Output
Used to lock peripherals
off the system
Activated by using the
LOCK: prefix on any
instruction
Maximum Mode - Pin Details
RCET Microprocessor & Microcontroller 13
Queue Status
Used by numeric
coprocessor (8087)
QS1 QS0
00: Queue is idle
01: First byte of opcode
10: Queue is empty
11: Subsequent byte of
opcode

More Related Content

What's hot

Microprocessors
MicroprocessorsMicroprocessors
Microprocessors
Ramraj Choudhary
 
Presentation on 8086 microprocessor
Presentation on 8086 microprocessorPresentation on 8086 microprocessor
Presentation on 8086 microprocessor
Diponkor Bala
 
Microprocessors 1-8086
Microprocessors 1-8086Microprocessors 1-8086
Microprocessors 1-8086
Shubham Chaurasia
 
8086 in minimum mode
8086 in minimum mode8086 in minimum mode
8086 in minimum mode
Sridari Iyer
 
Minimum mode and Maximum mode Configuration in 8086
Minimum mode and Maximum mode Configuration in 8086Minimum mode and Maximum mode Configuration in 8086
Minimum mode and Maximum mode Configuration in 8086
Jismy .K.Jose
 
Minimum And Maximum Modes Of 80826
Minimum And Maximum Modes Of 80826Minimum And Maximum Modes Of 80826
Minimum And Maximum Modes Of 80826
LAVANYA PALANIYAPPAN
 
Lect 5
Lect 5Lect 5
8086 module 1 & 2 work
8086 module 1 & 2   work8086 module 1 & 2   work
8086 module 1 & 2 work
Suhail Km
 
8086 modes
8086 modes8086 modes
8086 modes
PDFSHARE
 
Chapter5
Chapter5Chapter5
Chapter5
Bisrat Girma
 
I/o and memory interfacing
I/o and memory interfacingI/o and memory interfacing
I/o and memory interfacing
Ruchi Srivastava
 
8086 complete guide
8086 complete guide 8086 complete guide
8086 complete guide
SHREEHARI WADAWADAGI
 
Bus Structure, Memory and I/O Interfacing
Bus Structure, Memory and I/O InterfacingBus Structure, Memory and I/O Interfacing
Bus Structure, Memory and I/O Interfacing
Hetauda City College
 
Pin configuration of 8085
Pin configuration of 8085Pin configuration of 8085
Pin configuration of 8085
82338476
 
Pin Description and Register Organization of 8086 Microprocessor
Pin Description and Register Organization of 8086 MicroprocessorPin Description and Register Organization of 8086 Microprocessor
Pin Description and Register Organization of 8086 Microprocessor
Muthusamy Arumugam
 
Detailed Explanation of Pin Description of 8085 microprocessor
Detailed Explanation of Pin Description of  8085 microprocessorDetailed Explanation of Pin Description of  8085 microprocessor
Detailed Explanation of Pin Description of 8085 microprocessor
Ramesh Dabhole
 
MINIMUM MODE INTERFACE
MINIMUM MODE INTERFACEMINIMUM MODE INTERFACE
MINIMUM MODE INTERFACE
narendratripathi22
 
Chapter 5
Chapter 5Chapter 5
Chapter 5
Muhammad Saqib
 
8085 Interfacing with I/O Devices or Memory
8085 Interfacing with I/O Devices or Memory8085 Interfacing with I/O Devices or Memory
8085 Interfacing with I/O Devices or Memory
Saumay Paul
 
Minimum Modes and Maximum Modes of 8086 Microprocessor
Minimum Modes and Maximum Modes of 8086 MicroprocessorMinimum Modes and Maximum Modes of 8086 Microprocessor
Minimum Modes and Maximum Modes of 8086 Microprocessor
Nikhil Kumar
 

What's hot (20)

Microprocessors
MicroprocessorsMicroprocessors
Microprocessors
 
Presentation on 8086 microprocessor
Presentation on 8086 microprocessorPresentation on 8086 microprocessor
Presentation on 8086 microprocessor
 
Microprocessors 1-8086
Microprocessors 1-8086Microprocessors 1-8086
Microprocessors 1-8086
 
8086 in minimum mode
8086 in minimum mode8086 in minimum mode
8086 in minimum mode
 
Minimum mode and Maximum mode Configuration in 8086
Minimum mode and Maximum mode Configuration in 8086Minimum mode and Maximum mode Configuration in 8086
Minimum mode and Maximum mode Configuration in 8086
 
Minimum And Maximum Modes Of 80826
Minimum And Maximum Modes Of 80826Minimum And Maximum Modes Of 80826
Minimum And Maximum Modes Of 80826
 
Lect 5
Lect 5Lect 5
Lect 5
 
8086 module 1 & 2 work
8086 module 1 & 2   work8086 module 1 & 2   work
8086 module 1 & 2 work
 
8086 modes
8086 modes8086 modes
8086 modes
 
Chapter5
Chapter5Chapter5
Chapter5
 
I/o and memory interfacing
I/o and memory interfacingI/o and memory interfacing
I/o and memory interfacing
 
8086 complete guide
8086 complete guide 8086 complete guide
8086 complete guide
 
Bus Structure, Memory and I/O Interfacing
Bus Structure, Memory and I/O InterfacingBus Structure, Memory and I/O Interfacing
Bus Structure, Memory and I/O Interfacing
 
Pin configuration of 8085
Pin configuration of 8085Pin configuration of 8085
Pin configuration of 8085
 
Pin Description and Register Organization of 8086 Microprocessor
Pin Description and Register Organization of 8086 MicroprocessorPin Description and Register Organization of 8086 Microprocessor
Pin Description and Register Organization of 8086 Microprocessor
 
Detailed Explanation of Pin Description of 8085 microprocessor
Detailed Explanation of Pin Description of  8085 microprocessorDetailed Explanation of Pin Description of  8085 microprocessor
Detailed Explanation of Pin Description of 8085 microprocessor
 
MINIMUM MODE INTERFACE
MINIMUM MODE INTERFACEMINIMUM MODE INTERFACE
MINIMUM MODE INTERFACE
 
Chapter 5
Chapter 5Chapter 5
Chapter 5
 
8085 Interfacing with I/O Devices or Memory
8085 Interfacing with I/O Devices or Memory8085 Interfacing with I/O Devices or Memory
8085 Interfacing with I/O Devices or Memory
 
Minimum Modes and Maximum Modes of 8086 Microprocessor
Minimum Modes and Maximum Modes of 8086 MicroprocessorMinimum Modes and Maximum Modes of 8086 Microprocessor
Minimum Modes and Maximum Modes of 8086 Microprocessor
 

Similar to PIN Specification of 8086 Microprocessor

microprocessor 8085
microprocessor 8085microprocessor 8085
microprocessor 8085
Shivanshu Purwar
 
Microprocessor systems 8085(2)
Microprocessor systems 8085(2)Microprocessor systems 8085(2)
Live B tech Projects & Industrial Training @Technogroovy
Live B tech Projects & Industrial Training @Technogroovy Live B tech Projects & Industrial Training @Technogroovy
Live B tech Projects & Industrial Training @Technogroovy
Technogroovy India
 
89 v51rd2bn
89 v51rd2bn89 v51rd2bn
89 v51rd2bn
vivekverma357
 
8086 Microprocessor by Nitish Nagar
8086 Microprocessor by Nitish Nagar8086 Microprocessor by Nitish Nagar
8086 Microprocessor by Nitish Nagar
Nitish Nagar
 
8085-microprocessor
8085-microprocessor8085-microprocessor
8085-microprocessor
jhcid
 
Microprocessor
MicroprocessorMicroprocessor
Microprocessor
Nahid Hasan
 
unit 4 mc.pdf
unit 4 mc.pdfunit 4 mc.pdf
unit 4 mc.pdf
ssuserdd904d
 
8085 Pin Configuration
8085 Pin Configuration8085 Pin Configuration
8085 Pin Configuration
Noor Nabi
 
Microprocessorlabmanual ee0310
Microprocessorlabmanual ee0310Microprocessorlabmanual ee0310
Microprocessorlabmanual ee0310
DHEERAJ DHAKAR
 
Chapter 2_1(8086 System configuration).pptx
Chapter 2_1(8086 System configuration).pptxChapter 2_1(8086 System configuration).pptx
Chapter 2_1(8086 System configuration).pptx
melaku76
 
PPT-1.pptx
PPT-1.pptxPPT-1.pptx
PPT-1.pptx
Ansal Valappil
 
PPT-1.pptx
PPT-1.pptxPPT-1.pptx
PPT-1.pptx
Ansal Valappil
 
8086 micro processor
8086 micro processor8086 micro processor
Application of 8086 and 8085 Microprocessor in Robots.pptx
Application of 8086 and 8085 Microprocessor in Robots.pptxApplication of 8086 and 8085 Microprocessor in Robots.pptx
Application of 8086 and 8085 Microprocessor in Robots.pptx
ssuser631ea0
 
mic_unit1.pdf msbte unit 1 note pdf in ppt
mic_unit1.pdf msbte unit 1 note pdf in pptmic_unit1.pdf msbte unit 1 note pdf in ppt
mic_unit1.pdf msbte unit 1 note pdf in ppt
xboyxman1000
 
Badal sharma
Badal sharmaBadal sharma
Badal sharma
badaldausa
 
8051
80518051
8051
raja p
 
Architecture and pin diagram of 8085
Architecture and pin diagram of 8085Architecture and pin diagram of 8085
Architecture and pin diagram of 8085
Suchismita Paul
 
8051
80518051

Similar to PIN Specification of 8086 Microprocessor (20)

microprocessor 8085
microprocessor 8085microprocessor 8085
microprocessor 8085
 
Microprocessor systems 8085(2)
Microprocessor systems 8085(2)Microprocessor systems 8085(2)
Microprocessor systems 8085(2)
 
Live B tech Projects & Industrial Training @Technogroovy
Live B tech Projects & Industrial Training @Technogroovy Live B tech Projects & Industrial Training @Technogroovy
Live B tech Projects & Industrial Training @Technogroovy
 
89 v51rd2bn
89 v51rd2bn89 v51rd2bn
89 v51rd2bn
 
8086 Microprocessor by Nitish Nagar
8086 Microprocessor by Nitish Nagar8086 Microprocessor by Nitish Nagar
8086 Microprocessor by Nitish Nagar
 
8085-microprocessor
8085-microprocessor8085-microprocessor
8085-microprocessor
 
Microprocessor
MicroprocessorMicroprocessor
Microprocessor
 
unit 4 mc.pdf
unit 4 mc.pdfunit 4 mc.pdf
unit 4 mc.pdf
 
8085 Pin Configuration
8085 Pin Configuration8085 Pin Configuration
8085 Pin Configuration
 
Microprocessorlabmanual ee0310
Microprocessorlabmanual ee0310Microprocessorlabmanual ee0310
Microprocessorlabmanual ee0310
 
Chapter 2_1(8086 System configuration).pptx
Chapter 2_1(8086 System configuration).pptxChapter 2_1(8086 System configuration).pptx
Chapter 2_1(8086 System configuration).pptx
 
PPT-1.pptx
PPT-1.pptxPPT-1.pptx
PPT-1.pptx
 
PPT-1.pptx
PPT-1.pptxPPT-1.pptx
PPT-1.pptx
 
8086 micro processor
8086 micro processor8086 micro processor
8086 micro processor
 
Application of 8086 and 8085 Microprocessor in Robots.pptx
Application of 8086 and 8085 Microprocessor in Robots.pptxApplication of 8086 and 8085 Microprocessor in Robots.pptx
Application of 8086 and 8085 Microprocessor in Robots.pptx
 
mic_unit1.pdf msbte unit 1 note pdf in ppt
mic_unit1.pdf msbte unit 1 note pdf in pptmic_unit1.pdf msbte unit 1 note pdf in ppt
mic_unit1.pdf msbte unit 1 note pdf in ppt
 
Badal sharma
Badal sharmaBadal sharma
Badal sharma
 
8051
80518051
8051
 
Architecture and pin diagram of 8085
Architecture and pin diagram of 8085Architecture and pin diagram of 8085
Architecture and pin diagram of 8085
 
8051
80518051
8051
 

More from Nikhil Kumar

At the Age of 22
At the Age of 22At the Age of 22
At the Age of 22
Nikhil Kumar
 
GSM CDMA & WI-MAX
GSM CDMA & WI-MAXGSM CDMA & WI-MAX
GSM CDMA & WI-MAX
Nikhil Kumar
 
Integrated Circuit Manufacturing
Integrated Circuit ManufacturingIntegrated Circuit Manufacturing
Integrated Circuit Manufacturing
Nikhil Kumar
 
Bsnl training
Bsnl trainingBsnl training
Bsnl training
Nikhil Kumar
 
Curved Wavelet Transform For Image Denoising using MATLAB.
Curved Wavelet Transform For Image Denoising using MATLAB.Curved Wavelet Transform For Image Denoising using MATLAB.
Curved Wavelet Transform For Image Denoising using MATLAB.
Nikhil Kumar
 
Bsnl Training Report
Bsnl Training ReportBsnl Training Report
Bsnl Training Report
Nikhil Kumar
 
Silicon Controlled Rectifier
Silicon Controlled Rectifier Silicon Controlled Rectifier
Silicon Controlled Rectifier
Nikhil Kumar
 
Optical Fiber Communication
Optical Fiber Communication Optical Fiber Communication
Optical Fiber Communication
Nikhil Kumar
 
Mode of Communication - Voice and Data
Mode of Communication - Voice and DataMode of Communication - Voice and Data
Mode of Communication - Voice and Data
Nikhil Kumar
 
Computer System Specification - 4th Generation
Computer System Specification - 4th GenerationComputer System Specification - 4th Generation
Computer System Specification - 4th Generation
Nikhil Kumar
 
Virtual Private Network- VPN
Virtual Private Network- VPNVirtual Private Network- VPN
Virtual Private Network- VPN
Nikhil Kumar
 
Memory Segmentation of 8086
Memory Segmentation of 8086Memory Segmentation of 8086
Memory Segmentation of 8086
Nikhil Kumar
 
Register Organisation of 8086 Microprocessor
Register Organisation of 8086 MicroprocessorRegister Organisation of 8086 Microprocessor
Register Organisation of 8086 Microprocessor
Nikhil Kumar
 
Register Organisation of 8086 Microprocessor
Register Organisation of 8086 MicroprocessorRegister Organisation of 8086 Microprocessor
Register Organisation of 8086 Microprocessor
Nikhil Kumar
 
Architecture of 8086
Architecture of 8086Architecture of 8086
Architecture of 8086
Nikhil Kumar
 

More from Nikhil Kumar (15)

At the Age of 22
At the Age of 22At the Age of 22
At the Age of 22
 
GSM CDMA & WI-MAX
GSM CDMA & WI-MAXGSM CDMA & WI-MAX
GSM CDMA & WI-MAX
 
Integrated Circuit Manufacturing
Integrated Circuit ManufacturingIntegrated Circuit Manufacturing
Integrated Circuit Manufacturing
 
Bsnl training
Bsnl trainingBsnl training
Bsnl training
 
Curved Wavelet Transform For Image Denoising using MATLAB.
Curved Wavelet Transform For Image Denoising using MATLAB.Curved Wavelet Transform For Image Denoising using MATLAB.
Curved Wavelet Transform For Image Denoising using MATLAB.
 
Bsnl Training Report
Bsnl Training ReportBsnl Training Report
Bsnl Training Report
 
Silicon Controlled Rectifier
Silicon Controlled Rectifier Silicon Controlled Rectifier
Silicon Controlled Rectifier
 
Optical Fiber Communication
Optical Fiber Communication Optical Fiber Communication
Optical Fiber Communication
 
Mode of Communication - Voice and Data
Mode of Communication - Voice and DataMode of Communication - Voice and Data
Mode of Communication - Voice and Data
 
Computer System Specification - 4th Generation
Computer System Specification - 4th GenerationComputer System Specification - 4th Generation
Computer System Specification - 4th Generation
 
Virtual Private Network- VPN
Virtual Private Network- VPNVirtual Private Network- VPN
Virtual Private Network- VPN
 
Memory Segmentation of 8086
Memory Segmentation of 8086Memory Segmentation of 8086
Memory Segmentation of 8086
 
Register Organisation of 8086 Microprocessor
Register Organisation of 8086 MicroprocessorRegister Organisation of 8086 Microprocessor
Register Organisation of 8086 Microprocessor
 
Register Organisation of 8086 Microprocessor
Register Organisation of 8086 MicroprocessorRegister Organisation of 8086 Microprocessor
Register Organisation of 8086 Microprocessor
 
Architecture of 8086
Architecture of 8086Architecture of 8086
Architecture of 8086
 

Recently uploaded

1FIDIC-CONSTRUCTION-CONTRACT-2ND-ED-2017-RED-BOOK.pdf
1FIDIC-CONSTRUCTION-CONTRACT-2ND-ED-2017-RED-BOOK.pdf1FIDIC-CONSTRUCTION-CONTRACT-2ND-ED-2017-RED-BOOK.pdf
1FIDIC-CONSTRUCTION-CONTRACT-2ND-ED-2017-RED-BOOK.pdf
MadhavJungKarki
 
Zener Diode and its V-I Characteristics and Applications
Zener Diode and its V-I Characteristics and ApplicationsZener Diode and its V-I Characteristics and Applications
Zener Diode and its V-I Characteristics and Applications
Shiny Christobel
 
5G Radio Network Througput Problem Analysis HCIA.pdf
5G Radio Network Througput Problem Analysis HCIA.pdf5G Radio Network Througput Problem Analysis HCIA.pdf
5G Radio Network Througput Problem Analysis HCIA.pdf
AlvianRamadhani5
 
一比一原版(osu毕业证书)美国俄勒冈州立大学毕业证如何办理
一比一原版(osu毕业证书)美国俄勒冈州立大学毕业证如何办理一比一原版(osu毕业证书)美国俄勒冈州立大学毕业证如何办理
一比一原版(osu毕业证书)美国俄勒冈州立大学毕业证如何办理
upoux
 
一比一原版(CalArts毕业证)加利福尼亚艺术学院毕业证如何办理
一比一原版(CalArts毕业证)加利福尼亚艺术学院毕业证如何办理一比一原版(CalArts毕业证)加利福尼亚艺术学院毕业证如何办理
一比一原版(CalArts毕业证)加利福尼亚艺术学院毕业证如何办理
ecqow
 
2. protection of river banks and bed erosion protection works.ppt
2. protection of river banks and bed erosion protection works.ppt2. protection of river banks and bed erosion protection works.ppt
2. protection of river banks and bed erosion protection works.ppt
abdatawakjira
 
UNIT 4 LINEAR INTEGRATED CIRCUITS-DIGITAL ICS
UNIT 4 LINEAR INTEGRATED CIRCUITS-DIGITAL ICSUNIT 4 LINEAR INTEGRATED CIRCUITS-DIGITAL ICS
UNIT 4 LINEAR INTEGRATED CIRCUITS-DIGITAL ICS
vmspraneeth
 
Call For Paper -3rd International Conference on Artificial Intelligence Advan...
Call For Paper -3rd International Conference on Artificial Intelligence Advan...Call For Paper -3rd International Conference on Artificial Intelligence Advan...
Call For Paper -3rd International Conference on Artificial Intelligence Advan...
ijseajournal
 
Height and depth gauge linear metrology.pdf
Height and depth gauge linear metrology.pdfHeight and depth gauge linear metrology.pdf
Height and depth gauge linear metrology.pdf
q30122000
 
Software Engineering and Project Management - Introduction, Modeling Concepts...
Software Engineering and Project Management - Introduction, Modeling Concepts...Software Engineering and Project Management - Introduction, Modeling Concepts...
Software Engineering and Project Management - Introduction, Modeling Concepts...
Prakhyath Rai
 
Applications of artificial Intelligence in Mechanical Engineering.pdf
Applications of artificial Intelligence in Mechanical Engineering.pdfApplications of artificial Intelligence in Mechanical Engineering.pdf
Applications of artificial Intelligence in Mechanical Engineering.pdf
Atif Razi
 
一比一原版(uofo毕业证书)美国俄勒冈大学毕业证如何办理
一比一原版(uofo毕业证书)美国俄勒冈大学毕业证如何办理一比一原版(uofo毕业证书)美国俄勒冈大学毕业证如何办理
一比一原版(uofo毕业证书)美国俄勒冈大学毕业证如何办理
upoux
 
P5 Working Drawings.pdf floor plan, civil
P5 Working Drawings.pdf floor plan, civilP5 Working Drawings.pdf floor plan, civil
P5 Working Drawings.pdf floor plan, civil
AnasAhmadNoor
 
Generative AI Use cases applications solutions and implementation.pdf
Generative AI Use cases applications solutions and implementation.pdfGenerative AI Use cases applications solutions and implementation.pdf
Generative AI Use cases applications solutions and implementation.pdf
mahaffeycheryld
 
SCALING OF MOS CIRCUITS m .pptx
SCALING OF MOS CIRCUITS m                 .pptxSCALING OF MOS CIRCUITS m                 .pptx
SCALING OF MOS CIRCUITS m .pptx
harshapolam10
 
Open Channel Flow: fluid flow with a free surface
Open Channel Flow: fluid flow with a free surfaceOpen Channel Flow: fluid flow with a free surface
Open Channel Flow: fluid flow with a free surface
Indrajeet sahu
 
Software Engineering and Project Management - Software Testing + Agile Method...
Software Engineering and Project Management - Software Testing + Agile Method...Software Engineering and Project Management - Software Testing + Agile Method...
Software Engineering and Project Management - Software Testing + Agile Method...
Prakhyath Rai
 
smart pill dispenser is designed to improve medication adherence and safety f...
smart pill dispenser is designed to improve medication adherence and safety f...smart pill dispenser is designed to improve medication adherence and safety f...
smart pill dispenser is designed to improve medication adherence and safety f...
um7474492
 
Prediction of Electrical Energy Efficiency Using Information on Consumer's Ac...
Prediction of Electrical Energy Efficiency Using Information on Consumer's Ac...Prediction of Electrical Energy Efficiency Using Information on Consumer's Ac...
Prediction of Electrical Energy Efficiency Using Information on Consumer's Ac...
PriyankaKilaniya
 
An Introduction to the Compiler Designss
An Introduction to the Compiler DesignssAn Introduction to the Compiler Designss
An Introduction to the Compiler Designss
ElakkiaU
 

Recently uploaded (20)

1FIDIC-CONSTRUCTION-CONTRACT-2ND-ED-2017-RED-BOOK.pdf
1FIDIC-CONSTRUCTION-CONTRACT-2ND-ED-2017-RED-BOOK.pdf1FIDIC-CONSTRUCTION-CONTRACT-2ND-ED-2017-RED-BOOK.pdf
1FIDIC-CONSTRUCTION-CONTRACT-2ND-ED-2017-RED-BOOK.pdf
 
Zener Diode and its V-I Characteristics and Applications
Zener Diode and its V-I Characteristics and ApplicationsZener Diode and its V-I Characteristics and Applications
Zener Diode and its V-I Characteristics and Applications
 
5G Radio Network Througput Problem Analysis HCIA.pdf
5G Radio Network Througput Problem Analysis HCIA.pdf5G Radio Network Througput Problem Analysis HCIA.pdf
5G Radio Network Througput Problem Analysis HCIA.pdf
 
一比一原版(osu毕业证书)美国俄勒冈州立大学毕业证如何办理
一比一原版(osu毕业证书)美国俄勒冈州立大学毕业证如何办理一比一原版(osu毕业证书)美国俄勒冈州立大学毕业证如何办理
一比一原版(osu毕业证书)美国俄勒冈州立大学毕业证如何办理
 
一比一原版(CalArts毕业证)加利福尼亚艺术学院毕业证如何办理
一比一原版(CalArts毕业证)加利福尼亚艺术学院毕业证如何办理一比一原版(CalArts毕业证)加利福尼亚艺术学院毕业证如何办理
一比一原版(CalArts毕业证)加利福尼亚艺术学院毕业证如何办理
 
2. protection of river banks and bed erosion protection works.ppt
2. protection of river banks and bed erosion protection works.ppt2. protection of river banks and bed erosion protection works.ppt
2. protection of river banks and bed erosion protection works.ppt
 
UNIT 4 LINEAR INTEGRATED CIRCUITS-DIGITAL ICS
UNIT 4 LINEAR INTEGRATED CIRCUITS-DIGITAL ICSUNIT 4 LINEAR INTEGRATED CIRCUITS-DIGITAL ICS
UNIT 4 LINEAR INTEGRATED CIRCUITS-DIGITAL ICS
 
Call For Paper -3rd International Conference on Artificial Intelligence Advan...
Call For Paper -3rd International Conference on Artificial Intelligence Advan...Call For Paper -3rd International Conference on Artificial Intelligence Advan...
Call For Paper -3rd International Conference on Artificial Intelligence Advan...
 
Height and depth gauge linear metrology.pdf
Height and depth gauge linear metrology.pdfHeight and depth gauge linear metrology.pdf
Height and depth gauge linear metrology.pdf
 
Software Engineering and Project Management - Introduction, Modeling Concepts...
Software Engineering and Project Management - Introduction, Modeling Concepts...Software Engineering and Project Management - Introduction, Modeling Concepts...
Software Engineering and Project Management - Introduction, Modeling Concepts...
 
Applications of artificial Intelligence in Mechanical Engineering.pdf
Applications of artificial Intelligence in Mechanical Engineering.pdfApplications of artificial Intelligence in Mechanical Engineering.pdf
Applications of artificial Intelligence in Mechanical Engineering.pdf
 
一比一原版(uofo毕业证书)美国俄勒冈大学毕业证如何办理
一比一原版(uofo毕业证书)美国俄勒冈大学毕业证如何办理一比一原版(uofo毕业证书)美国俄勒冈大学毕业证如何办理
一比一原版(uofo毕业证书)美国俄勒冈大学毕业证如何办理
 
P5 Working Drawings.pdf floor plan, civil
P5 Working Drawings.pdf floor plan, civilP5 Working Drawings.pdf floor plan, civil
P5 Working Drawings.pdf floor plan, civil
 
Generative AI Use cases applications solutions and implementation.pdf
Generative AI Use cases applications solutions and implementation.pdfGenerative AI Use cases applications solutions and implementation.pdf
Generative AI Use cases applications solutions and implementation.pdf
 
SCALING OF MOS CIRCUITS m .pptx
SCALING OF MOS CIRCUITS m                 .pptxSCALING OF MOS CIRCUITS m                 .pptx
SCALING OF MOS CIRCUITS m .pptx
 
Open Channel Flow: fluid flow with a free surface
Open Channel Flow: fluid flow with a free surfaceOpen Channel Flow: fluid flow with a free surface
Open Channel Flow: fluid flow with a free surface
 
Software Engineering and Project Management - Software Testing + Agile Method...
Software Engineering and Project Management - Software Testing + Agile Method...Software Engineering and Project Management - Software Testing + Agile Method...
Software Engineering and Project Management - Software Testing + Agile Method...
 
smart pill dispenser is designed to improve medication adherence and safety f...
smart pill dispenser is designed to improve medication adherence and safety f...smart pill dispenser is designed to improve medication adherence and safety f...
smart pill dispenser is designed to improve medication adherence and safety f...
 
Prediction of Electrical Energy Efficiency Using Information on Consumer's Ac...
Prediction of Electrical Energy Efficiency Using Information on Consumer's Ac...Prediction of Electrical Energy Efficiency Using Information on Consumer's Ac...
Prediction of Electrical Energy Efficiency Using Information on Consumer's Ac...
 
An Introduction to the Compiler Designss
An Introduction to the Compiler DesignssAn Introduction to the Compiler Designss
An Introduction to the Compiler Designss
 

PIN Specification of 8086 Microprocessor

  • 1. NRI INSTITUTE OF RESEARCH SCIENCE AND TECHNOLOGY
  • 2. INTEL 8086 - Pin Diagram RCET Microprocessor & Microcontroller 2
  • 3. INTEL 8086 - Pin Details RCET Microprocessor & Microcontroller 3 Ground Clock Duty cycle: 33% Power Supply 5V  10% Reset Registers, seg regs, flags CS: FFFFH, IP: 0000H If high for minimum 4 clks
  • 4. INTEL 8086 - Pin Details RCET Microprocessor & Microcontroller 4 Address/Data Bus: Contains address bits A15-A0 when ALE is 1 & data bits D15 – D0 when ALE is 0. Address Latch Enable: When high, multiplexed address/data bus contains address information.
  • 5. INTEL 8086 - Pin Details RCET Microprocessor & Microcontroller 5 INTERRUPT Non - maskable interrupt Interrupt request Interrupt acknowledge
  • 6. INTEL 8086 - Pin Details RCET Microprocessor & Microcontroller 6 Direct Memory Access Hold acknowledge Hold
  • 7. INTEL 8086 - Pin Details RCET Microprocessor & Microcontroller 7 Address/Status Bus Address bits A19 – A16 & Status bits S6 – S3
  • 8. INTEL 8086 - Pin Details RCET Microprocessor & Microcontroller 8 Bus High Enable/S7 Enables most significant data bits D15 – D8 during read or write operation. S7: Always 1. BHE#, A0: 0,0: Whole word (16-bits) 0,1: High byte to/from odd address 1,0: Low byte to/from even address 1,1: No selection
  • 9. INTEL 8086 - Pin Details RCET Microprocessor & Microcontroller 9 Min/Max mode Minimum Mode: +5V Maximum Mode: 0V Minimum Mode Pins Maximum Mode Pins
  • 10. Microprocessor & Microcontroller Minimum Mode- Pin Details RCET 10 Read Signal Write Signal Memory or I/0 Data Bus Enable Data Transmit/Recei ve
  • 11. Maximum Mode - Pin Details RCET Microprocessor & Microcontroller 11 Status Signal Inputs to 8288 to generate eliminated signals due to max mode. S2 S1 S0 000: INTA 001: read I/O port 010: write I/O port 011: halt 100: code access 101: read memory 110: write memory 111: none - passive
  • 12. Maximum Mode - Pin Details RCET Microprocessor & Microcontroller 12 DMA Request/Grant Lock Output Lock Output Used to lock peripherals off the system Activated by using the LOCK: prefix on any instruction
  • 13. Maximum Mode - Pin Details RCET Microprocessor & Microcontroller 13 Queue Status Used by numeric coprocessor (8087) QS1 QS0 00: Queue is idle 01: First byte of opcode 10: Queue is empty 11: Subsequent byte of opcode