Digital Logic

Course Title: Digital Logic

Course No: BIT103

Nature of the Course: Theory + Lab

Semester: 1

Full Marks: 60 + 20 + 20

Pass Marks: 24 + 8 + 8

Credit Hours: 3

Course Description

This course familiarizes students with Number System, Digital Design Fundamentals, Understand and Design Functions of Combinational Logic, Sequential Logic (Counters, Registers and Finite State Machine), Memories, Programmable Logic Devices Integrated Circuit Technologies.

Course Objectives

To provide the concepts used in the design and analysis of digital systems and introduces the principles of digital computer organization and design.

Course Contents

1. Number Systems, Operations and Codes

6 hrs

1.1. Introduction to Number System

1.2. Decimal, Binary, Octal, Hexadecimal Number Systems

1.3. Conversion from one number system to another

1.4. Complements of Numbers

1.5. Addition and Subtraction of Binary Numbers

1.6. Binary Codes and Error Detection Codes

2. Digital Design Fundamentals and Boolean algebra

8 hrs

2.1. Digital and Analog Signals

2.2. Logic Operations

2.3. Introduction to the System Concept

2.4. Logic Gates

Basic Gates

Derived Gates

Universal Gates

2.5. Logic Function and Boolean Algebra

3. Simplification of Boolean Functions

5 hrs

3.1. K-map

3.2. Two and Three variable maps

3.3. Four variable maps

3.4. Product of sum simplification

3.5. NAND and NOR implementation

3.6. Don't Care conditions

4. Combinational Logic

7 hrs

4.1. Adders and Subtractors

4.2. Parallel Binary Adders

4.3. Multiplexers and Demultiplexers

4.4. Encoders and Decoders

4.5. Seven segment decoder

4.6. Code Converters

5. Sequential Logic

4 hrs

5.1. Latches

5.2. Edge-Triggered Flip-Flops

5.3. Flip-Flop Operating Characteristics

5.4. Flip-Flop Application

6. Counters, Registers and Memory

9 hrs

6.1. Asynchronous Counters

6.2. Synchronous Counters

6.3. Up/Down Counters

6.4. Counter Applications

6.5. Basic Shift Register Operations

6.6. Shift Register Types

6.7. Bidirectional Shift Registers

6.8. Shift Register Counters

6.9. Basic Memory Operations and memory types

7. Processor Logic Design

6 hrs

7.1. Processor Organization

7.2. Arithmetic Logic Unit

7.3. Design of Arithmetic Circuit

7.4. Design of Logic Circuit

7.5. Design of Arithmetic Logic Unit

7.6. Status Register

7.7. Design of Shifter

Laboratory Works

Laboratory work involves practical exercises in logic gates, encoders, decoders, multiplexers, combinational circuits, adder circuits, flip-flops, sequential circuits, parallel to serial data conversion, and timing signal generation.

1.Familiarization with Logic Gates
2.Encoders and Decoders
3.Multiplexer and De-Multiplexer
4.Design of simple combination Circuits
5.Design of Adder/combination Circuits
6.Design of Flip Flop
7.Clock driven sequential circuits
8.Conversion of parallel data into serial format
9.Generation of timing signal for sequential system

Text Books

1.Mano M.M., Digital logic and Computer Design, Pearson Education

Reference Books

1.Mano M.M. and Ciletti M. M, Digital Design, 4th edition
2.Brown S. and Vranesic Z., Fundamentals of Digital Logic with VHDL Design, 3rd edition, McGraw Hill
3.Rafiquzzaman M., Fundamentals of Digital Logic and Microcomputer Design, 5th edition, John Wiley & Sons, Inc.
4.Holdsworth B. and Woods C., Digital Logic Design, 4th edition
5.Mano M. M, Kime C. R, Logic and computer design fundamentals, 2nd edition

Notes:

This syllabus follows the official BIT curriculum of Tribhuvan University. In case of any doubt or revision, the university’s published syllabus shall be considered authoritative.

Digital Logics