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EKT 222/4
Microprocessor Systems
 SUBJECT INTRODUCTION
LECTURERS
1. Dr. Nasim Ahmed (c) – Communication Eng. (RK 53)
2. Dr. Layth Abdulkareem – Computer Eng. (RK 20)
3. En. Muhamad Sani Bin Mustafa – Network Eng.
(RK 93)
Grading:
Examination = 70%
• Test 1 = 10%
• Test 2 = 10%
• Final Exam = 50%
Course work = 30%
• Mini project = 20%
• Assignments / Quizzes = 10%
Main Text Book
i.
William A. Rautt, “Microprocessor Architecture,
Programming and System Featuring the 8085”, Thomson /
Delmar Learning, 2007.
Reference Books
R.S. Gaonkar, “Microprocessor Architecture, Programming
and Applications with the 8085”, 5th Edition, Prentice Hall,
2012
ii. W.
Kleitz,
Microprocessor
and
Microcontroller
Fundamentals: The 8085 and 8051 Hardware and
Software, Prentice hall, 1998
i.
Teaching Plan
Important Dates
WEEK SIX (6)
 Test 1(27th Mar 2014)
WEEK TWELVE (12)
 Test 2 (22nd May 2014)
Note: Test will conduct at night from 8.30 pm to 10 pm.
The place will announce later.
MINI PROJECT START
 Week 10th (Apr 28- May 4)
 Mini Project Viva (26, 27 and 28 th May)
Mini Project
Groups of 4 (max).
 Title can be your own, recommended to
work towards the RPS i-project.
 Please consult Lecturers or PLVs for
clarification on project suitability.
• Will be asked to submit proposal.

Outline
Chapter 1: Introduction to Microprocessor System
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Briefing regarding of course curriculum.
Basic architecture of digital computer
Memory system
Input/output devices
Microprocessor interface
Busses & typical control system
OUTLINE
Chapter 2 : Computer Operation
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Sequential machine.
Function memory system.
Instruction cycle.
Instruction decoder and control logic.
The program counter.
8085 internal architecture.
Register file and other 8085A CPU.
ALU subsystem.
The flag register.
8085A bus interface.
OUTLINE
Chapter 3 : CPU Sequencing
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Introduction cycles
Machine cycles.
T-states
State diagram
State processor functions and other states
OUTLINE
Chapter 4: Assembly Language Programming
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Introduction to assembly language programming,
8085A,
Instruction set
Programming model.
Data transfer instruction
Arithmetic instruction
Logic instruction
Branch instruction.
Stack.
I/O and machine control instruction.
Chapter 5: Introduction to Input output device
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8085A address space
memory and I/O instruction
I/O decoding
I/O mapping
I/O device (8255)
Chapter 6: The Programmable Peripheral Interface
(8255A)
• Features of 8255A
• Architecture
• Block functions
• Interface
• Address and initialization.
• Mode of word I/O interface to real world device (LED,
switches, 7 segments display, etc)
Chapter 7: Interrupts
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Interrupts event sequence.
Direct and vectored interrupts.
Maskable and non-maskable interrupts.
Interrupt priority and machine cycle involved.
Chapter 8: Serial Communications
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Simplex and Duplex system
Data rates
Synchoronous and asynchronous serial Communication
8251 UART.
Chapter 9: Memory Systems
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Memory classes
Nain memory
Architecture
Operation
System design
Decoding system
Read/write cycles
Chapter 10: 8085A Design
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Bus organization
Memory and I/O mapping
ROM/RAM
I/O address decoding
Bus interfaces
Address latches.
Timing requirement
Course Outcomes (COs)
CO1: Ability to discover the theory and basic
architecture of microprocessor.
• CO2: Ability to program a microprocessor using
assembly language.
 CO3: Ability to interface the microprocessor with I/O
devices.
 CO4:
Ability to design and develop a simple
application on a microprocessor based system.
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What to do BEFORE Lab …
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Download the lab sheet and relevant
materials from portal / e-learning.
“IMPORTANT NOTES DURING
CLASS”
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Switch-off your mobile.
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Don’t talk with your friends.
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Enter class room before 10 min from schedule time.
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Make sure your attendance in every class.
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Don’t raise your foot on top of the chair.
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Be punctual and give full attention to the class.
THANK YOU