## ELET1210 - Digital Electronics

__ LECTURE NOTES__
Basic Gates

Compound Gates

Rules of Boolean Algebra

Proofs (simplification) of Compound Rules

De Morgan's Theorem visually explained

De Morgan's Theorem worked examples

Different ways of writing Boolean functions/expressions

Simplification of SOP expressions

Simplification of POS expressions

Simplification of POS - worked example

the minterms on Karnaugh maps

Rules of adjacent squares and 4-variable Karnaugh maps

Simple functions on 2 and 3-variable Karnaugh maps

Step by step HELP to Karnaugh maps (part 1)

Step by step HELP to Karnaugh maps (part 2)

Tutorial examples using Karnaugh maps

Hexadecimal, binary and decimal numbers

Number conversions

Negative numbers and codes

Mathematical addition and subtraction of binary numbers

Binary Subtraction & Truth Table (added 5 February 2015)

Adders and Subtractors

3-bit adder

Complement subtraction (Minuend LESS THAN Subtrahend)

Complement subtraction (Minuend GREATER THAN Subtrahend)

Real Number conversions

Duality and Complement

NAND-NAND and NOR-NOR

Single Variables with NAND-NAND and NOR-NOR

Encoders, Decoders, Multiplexers and Demultiplexers

Encoders and Decoders

Multiplexers and Demultiplexers

Parity generation and checking

BCD addition

Implementing Functions with a Multiplexer

Sequential Logic and S-R Latch

Flip-Flop Types

Glitches and Master-Slave Flip-Flops

Flip-Flop Excitation Tables

Finite State Devices - D type flip-flops

Finite State Devices - JK type flip-flops

Designing synchronous counters

ELET1210 Homepage

### © copyright 2002 Stephen E. Mendes, Barbados.