GOVERNMENT POLYTECHNIC COLLEGE PURASAWALKAM, CHENNAI - 12 DEPARTMENT OF COMPUTER ENGINEERING II YEAR / III SEM / I1ST SHIFT SUBJCT LOG : 35231- BASICS OF ELECTRICAL AND ELECTRONICS ENGINEERING Subject handled by: LAVANYA.V Designation : Part Time / Guest Lecturer HOURS CHAPTER NO PORTIONS COVERED DATE UNIT 4 : BOOLEAN ALGEBRA ,LOGIC GATES COMBINATIONAL SYSTEM (14 Hrs) 4.1 Number representation: Decimal, Binary, Octal and Hexa decimal number systems 11.06.18 Conversion of number from one number system to another (without decimal point) BCD CODE – ASCII Codes 13.06.18 Parity bit Use of a parity bit Odd parity and Even parity 13.06.18 4.2 Logic gates: Positive and Negative logic System - Definition, Truth table, Symbol and Logical equations of AND – OR - NOT 14.06.18 Definition, Truth table, Symbol and Logical equations of EXOR - EXNOR (Only 2- inputs) gates 14.06.18 Universal gates - NAND - NOR – Symbol and truth table 15.06.18 4.3 Boolean Algebra : Basic laws of Boolean algebra – Demorgan’s Theorem and proofs 15.06.18 Duality theorem - Simplification of logical equations using Boolean laws - De-Morgan’s theorem 15.06.18 Two and three variable Karnaugh map 18.06.18 4.4 Arithmetic Circuits: Half Adder and full adder- Truth table, 21.06.18 Circuit diagram – Half subtractor and Full subtractor - table, Circuit diagram. 21.06.18 4.5 Combinational circuits: Parity generator and checker 22.06.18 Multiplexer – De Multiplexer 22.06.18 Encoder - Decoder (Definition and Circuits only) 25.06.18 Comparator Circuit for two bit 25.06.18 UNIT V . SEQUENTIAL LOGIC SYSTEM 13 Hrs 5.1 Flip flops: Basic principle of operation - S-R D flip-flop – Operation and truth table 28.06.18 Race Condition – JK flip flop – T flip flop 28.06.18 Toggling - Edge Triggered Flip-flop – 02.07.18 Level Triggered flip flop - Need for a Master-slave flip flop 02.07.18
J-K Master flip flop 03.07.18 HOURS CHAPTER NO PORTIONS COVERED DATE 5.2 Counters: Need- of counters- 4 bit Asynchronous counter- 05.07.18 Mod N counter-Decade Counter 09.07.18 4 bit Synchronous counter- 09.07.18 Distinguish between Synchronous and Asynchronous counter- Application of counters 10.07.2018 5.3 Registers: Shift register - Block diagram representation 12.07.18 serial –in Serial out, Serial – in Parallel – out, 12.07.18 Parallel in -parallel out Applications of Shift Registers. 16.07.18 UNIT III.SEMICONDUCTOR DEVICES ( 14 Hrs) 3.1 Diodes: PN Junction diode – Barrier Voltage, Depletion Region 19.07.2018 Forward biased and Reverse biased Junction – Working principle - forward /Reverse characteristics 23.07.2018 P-N Junction diode Applications of diode 02.08.2018 Zener Diode: Construction -Characteristics ( Forward and Reverse) Avalanche and Zener break down - Applications of Zener diode 02.08.2018 . Light Emitting Diodes-operation, construction and characteristics 06.08.2018 . LDR – Principle of operation and Characteristics 06.08.2018 Photo Diode – Principle of operation(concept only) 07.08.2018 3.2 Rectifiers: Definition – Need of Rectification – Circuit diagram, Operation, i/p and o/p Waveforms of Half wave 09.08.2018 Full wave- Bridge rectifiers (without filters) 13.08.2018 Uses of filters in rectifier circuit 13.08.2018 Ripple factor, Efficiency and PIV ( No derivation) – Comparison 16.08.2018 3.3 Bipolar Junction Transistor: Definition - Principle of NPN and PNP transistor - Symbol - Transistor terminals 20.08.2018 Operating principle (NPN transistor only) - Configurations of transistor 20.08.2018 Comparison between CB, CE and CC – Input and Output characteristics of CE configuration – Transistor application as switch. 23.08.2018