Anna University – MR3391 Digital Electronics and Microprocessor Regulation 2021 Notes Book, Syllabus , Important Questions, Question Paper with Answers Previous Year Question Paper.
UNIT I DIGITAL FUNDAMENTALS MR3391 Digital Electronics and Microprocessor Question paper
Number Systems – Decimal, Binary, Octal, Hexadecimal, 1‘s and 2‘s complements, Codes –
Binary, BCD, Excess 3, Gray, Alphanumeric codes, Boolean theorems, Logic gates, Universal
gates, Sum of products and product of sums, Minterms and Maxterms, Karnaugh map
Minimization and Quine-McCluskey method of minimization.
UNIT II COMBINATIONAL & SYNCHRONOUS SEQUENTIAL CIRCUITS 9
Design of Half and Full Adders, Half and Full Subtractors, Binary Parallel Adder -Multiplexer,
Demultiplexer, Decoder, Priority Encoder. Flip flops – SR, JK, T, D, design of clocked
sequential circuits – Design of Counters- Shift registers, Universal Shift Register
UNIT III ASYNCHRONOUS SEQUENTIAL CIRCUITS AND MEMORY DEVICES MR3391 Digital Electronics and Microprocessor Important Questions
Stable and Unstable states, output specifications, cycles and races, state reduction, race free
assignments, Hazards, Essential Hazards, Pulse mode sequential circuits, Design of Hazard
free circuits. Basic memory structure – ROM -PROM – EPROM – EEPROM –EAPROM,
RAM – Static and dynamic RAM – Programmable Logic Devices – Programmable Logic Array
(PLA) – Programmable Array Logic (PAL) – Field Programmable Gate Arrays (FPGA).
UNIT IV 8085 PROCESSOR 9
Hardware Architecture, pin diagram – Functional Building Blocks of Processor – Memory
organization – I/O ports and data transfer concepts– Timing Diagram – Interrupts.
UNIT V PROGRAMMING PROCESSOR 9
Instruction – format and addressing modes – Assembly language format – Data transfer, data
manipulation& control instructions – Programming: Loop structure with counting & Indexing –
Look up table – Subroutine instructions – stack -8255 architecture and operating modes
| Syllabus | Click Here |
| Notes | Click Here |
| Important Questions | Click Here |
| Previous Year Question Paper | Click Here |
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TEXT BOOKS: MR3391 Digital Electronics and Microprocessor
1. M. Morris Mano and Michael D. Ciletti, “Digital Design”, 5th Edition, Pearson, 2014.
2. Krishna Kant, “Microprocessor and Microcontrollers”, Eastern Company Edition, Prentice
Hall of India, New Delhi, 2007.
REFERENCES: MR3391 Digital Electronics and Microprocessor Notes
1. Charles H.Roth. “Fundamentals of Logic Design”, 6th Edition, Thomson Learning, 2013.
2. Thomas L. Floyd, “Digital Fundamentals”, 10th Edition, Pearson Education Inc, 2011
3. Muhammad Ali Mazidi & Janice Gilli Mazidi, R.D.Kinely ‘The 8051 Micro Controller
and Embedded Systems’, PHI Pearson Education, 5th Indian reprint, 2003.
4. R.S. Gaonkar, ‘Microprocessor Architecture Programming and Application’, with 8085,
Wiley Eastern Ltd., New Delhi, 2013