# Category Archives: Digital Electronics & Logic Design

Switching algebra is also known as Boolean Algebra. It is used to analyze digital gates and circuits It is logical to perform a mathematical operation… Read More
Canonical Form – In Boolean algebra,Boolean function can be expressed as Canonical Disjunctive Normal Form known as minterm and some are expressed as Canonical Conjunctive… Read More
An Encoder is a combinational circuit that performs the reverse operation of Decoder.It has maximum of 2^n input lines and ‘n’ output lines, hence it… Read More
In Digital Electronics, discrete quantities of information are represented by binary codes. A binary code of n bits is capable of representing up to 2^n distinct… Read More
Prerequisite – Number System and base conversions  Excess-3 binary code is an unweighted self-complementary BCD code. Self-Complementary property means that the 1’s complement of an excess-3… Read More
Prerequisite – Number System and base conversions Gray Code system is a binary number system in which every successive pair of numbers differs in only… Read More
As discussed in the “Representation of Boolean Functions” every boolean function can be expressed as a sum of minterms or a product of maxterms. Since… Read More
A Boolean function is described by an algebraic expression consisting of binary variables, the constants 0 and 1, and the logic operation symbols For a… Read More
In Boolean Algebra, there are three basic operations, which are analogous to disjunction, conjunction, and negation in propositional logic. Each of these operations has a corresponding… Read More
Sequential circuit is a combinational logic circuit that consists of inputs variable (X), logic gates (Computational circuit), and output variable (Z).   A combinational circuit produces… Read More
A full subtractor is a combinational circuit that performs subtraction of two bits, one is minuend and other is subtrahend, taking into account borrow of… Read More
Given a hexadecimal number as input, we need to write a program to convert the given hexadecimal number into an equivalent decimal number. Examples:   Input… Read More
Given an octal number as input, we need to write a program to convert the given octal number into equivalent decimal number. Examples: Input :… Read More
Given a decimal number as input, we need to write a program to convert the given decimal number into an equivalent octal number. i.e convert… Read More
Given a decimal number as input, we need to write a program to convert the given decimal number into an equivalent binary number. Examples:  Input… Read More