# Category: DLD

#### OR Gate

The OR gate is a digital logic gate that implements logical disjunction – it behaves according to the truth table…

#### XOR (Exclusive OR) Gate

XOR (Exclusive OR) Gate The XOR gate (sometimes EOR gate) is a digital logic gate that implements exclusive disjunction –…

#### Truth Tables

A truth table is a mathematical table used in logic — specifically in connection with Boolean algebra, Boolean functions, and propositional calculus…

#### Logic Gates Timing Diagram

Logic Gates Timing Diagram The operation of a logic gate can also be represented with a timing diagram. Images below…

#### Introduction to Boolean algebra

Boolean algebra (or Boolean logic) is a logical calculus of truth values, developed by George Boole. It resembles the algebra…

#### Boolean algebra Symbols

Boolean algebra Symbols Analogous behavior can be shown between Boolean algebra and mathematical algebra, and as a result, similar symbols…

#### Laws & Rules of Boolean algebra

Laws & Rules of Boolean algebra The manipulation of algebraic expressions is based on fundamental laws. Some of these laws extend to…

#### Adders

Adders Most mathematical operations can be handled with addition. For example, subtraction can be performed by taking the two’s complement of a…

#### Multiplexers

Multiplexers A multiplexer, sometimes referred to as a MUX, is a device that uses a set of control inputs to select which…

#### De-Multiplexers

De-Multiplexers The previous section described how multiplexers select one channel from a group of input channels to be sent to a single…