Course Title: Digital Logic



Course no: CSC-151                                                                                 Full Marks: 60+20+20


Credit hours: 3                                                                                            Pass Marks: 24+8+8


Nature of course: Theory (3 Hrs.) + Lab (3 Hrs.)


Course Synopsis: General concepts to be used in the design and analysis of digital systems and ntroduces the principles of digital computer  organization and design.


Goals:

Introduce fundamental digital logics and switching networks. Exposure of Boolean algebra and its application for circuit analysis.

Introduction to multilevel gates networks, flip-flops, counters and logic devices.


Course Contents:


Unit 1. Binary Systems                                                                                                        7 Hrs.

Digital Systems, Binary Numbers, Number base conversion, Octal and hexadecimal numbers, Binary Systems, Integrated Circuits


Unit 2. Boolean algebra and Logic Gates                                                                     6 Hrs.

Basic definition of Boolean Algebra, Basic Theory of Boolean Algebra, Boolean Function, Logic operations, Logic Gates, IC Digital Logic Families


Unit 3. Simplification of Boolean Functions                                                                    6 Hrs.

K-map, Two and three Variable Maps, Four variable Maps, Product of Sums, sum of product simplification, NAND and NOR implementation


Unit 4. Combinational Logic                                                                                              6 Hrs.

Design Procedure, Adders, Subtractors, Code Conversion, Analysis Procedure, NAND Circuits, NOR Circuits, Exclusive -OR Circuit





Unit 5. Combinational Logic with MSI and LSI                                                                6 Hrs.

Binary Parallel Adder, Decimal Adder, Magnitude Comparator, Decoders, Multiplexers, Read- Only- Memory (ROM), Programmable Logic array (PLA)


Unit 6.  Sequential Logic                                                                                                 8 Hrs.

Flip-flops, Triggering of flip-flops, Design procedure, Design with state equations and state reduction table.


Unit 7. Registers and Counters                                                                                           6 Hrs.

Resisters, Shift registers, Ripple Counters, Synchronous Counters, Timing Sequences,

The Memory Unit



Laboratory works:

·         Familiarization  with logic gates

·         Encodes and decodes

·         Multiplexer and de-multiplexer

·         Design of simple combination circuits

·         Design of adder/subtractor

·         Design f Flip-Flop

·         Clock driven sequential circuits

·         Conversion of parallel data into serial format

·         Generation of  timing signal for sequential system



 Text Book

M. Morris Mao, "Logic & Computer Design Fundamentals", Pearson Education.

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