All About Circuits

Latest Discrete Logic Education

Categories

Circuit Simplification Examples

Circuit Simplification Examples

Let’s begin with a semiconductor gate circuit in need of…


Textbook

The NOT Gate

The NOT Gate

The single-transistor inverter circuit illustrated earlier is actually…


Textbook

Flip-Flop Circuits

Flip-Flop Circuits

Don’t just sit there! Build something!! Learning to analyze digital…


Worksheets - Discrete Logic

Karnaugh Mapping

Karnaugh Mapping

Identify each of these logic gates by name, and complete their…


Worksheets - Discrete Logic

DeMorgan’s Theorems

DeMorgan’s Theorems

A mathematician named DeMorgan developed a pair of important rules…


Textbook

Introduction to Boolean Algebra

Introduction to Boolean Algebra

Mathematical rules are based on the defining limits we place on the…


Textbook

The J-K Flip-Flop

The J-K Flip-Flop

Another variation on a theme of bistable multivibrators is the J-K…


Textbook

Servo Motor Systems

Servo Motor Systems

Explain the operation of this “H-bridge” motor control circuit: At…


Worksheets - Discrete Logic

Digital Display Circuits

Digital Display Circuits

What is the purpose of a seven-segment decoder circuit? What is a…


Worksheets - Discrete Logic

Timer Circuits

Timer Circuits

Don’t just sit there! Build something!! Learning to analyze digital…


Worksheets - Discrete Logic

Conventional Transistor Overview and Special Transistors

Conventional Transistor Overview and Special Transistors

A microcontroller is a specialized type of digital computer used to…


Worksheets - Discrete Logic

Logic Simplification With Karnaugh Maps

Logic Simplification With Karnaugh Maps

The logic simplification examples that we have done so far could have…


Textbook

Boolean Arithmetic

Boolean Arithmetic

Let us begin our exploration of Boolean algebra by adding numbers…


Textbook

Digital Logic With Feedback

Digital Logic With Feedback

With simple gate and combinational logic circuits, there is a definite…


Textbook

Edge-triggered Latches: Flip-Flops

Edge-triggered Latches: Flip-Flops

So far, we’ve studied both S-R and D latch circuits with enable…


Textbook

Look-up Tables

Look-up Tables

Having learned about digital memory devices in the last chapter, we…


Textbook

Boolean Relationships on Venn Diagrams

Boolean Relationships on Venn Diagrams

The fourth example has A partially overlapping B. Though, we will…


Textbook

Integrated Circuits

Integrated Circuits

  A Logic Gate is assigned as an elementary building block of…


Textbook

CMOS Gate Circuitry

CMOS Gate Circuitry

Up until this point, our analysis of transistor logic circuits has…


Textbook

Universal Shift Registers: Parallel-in, Parallel-out

Universal Shift Registers: Parallel-in, Parallel-out

The purpose of the parallel-in/ parallel-out shift register is to take…


Textbook

DIP Gate Packaging

DIP Gate Packaging

Digital logic gate circuits are manufactured as integrated circuits:…


Textbook

Sum-of-Products and Product-of-Sums Expressions

Sum-of-Products and Product-of-Sums Expressions

Identify each of these logic gates by name, and complete their…


Worksheets - Discrete Logic

DeMorgan’s Theorems

DeMorgan’s Theorems

A mathematician named DeMorgan developed a pair of important rules…


Textbook

Digital Logic Functions

Digital Logic Functions

We can construct a simple logic functions for our hypothetical lamp…


Textbook

Design Project: Power Inverter

Design Project: Power Inverter

A common topology for DC-AC power converter circuits uses a pair of…


Worksheets - Discrete Logic

Universal Shift Registers: Parallel-in, Parallel-out

Universal Shift Registers: Parallel-in, Parallel-out

The purpose of the parallel-in/ parallel-out shift register is to take…


Textbook

Historical, Nonmechanical Memory Technologies

Historical, Nonmechanical Memory Technologies

Perhaps the most ingenious technique was that of the delay line. A…


Textbook

Boolean Arithmetic

Boolean Arithmetic

Let us begin our exploration of Boolean algebra by adding numbers…


Textbook

Binary Addition

Binary Addition

The Rules of Binary Addition Adding binary numbers is a very simple…


Textbook

Decimal versus Binary Numeration

Decimal versus Binary Numeration

Let’s count from zero to twenty using four different kinds of…


Textbook

Electromechanical Relay Logic

Electromechanical Relay Logic

In ladder logic symbolism, an electromechanical relay coil is shown as…


Worksheets - Discrete Logic

Analog Lab - 555 Ramp Signal Generator

Analog Lab - 555 Ramp Signal Generator

In this hands-on electronics experiment, construct a signal generator circuit that creates two different types of ramp signals and learn how capacitors charge when connected to resistors and constant current sources.


Textbook

Peak, Average, and RMS Measurements

Peak, Average, and RMS Measurements

How is it possible to assign a fixed value of voltage or current (such…


Worksheets - Discrete Logic

555 Timer Astable Oscillator Circuit

555 Timer Astable Oscillator Circuit

In an astable circuit, the output voltage alternates between VCC and 0 volts on a continuous basis. This calculator will help you design an oscillator using a 555 timer IC.


Tools

Gate Universality

Gate Universality

NAND and NOR gates possess a special property: they are universal.…


Textbook

Encoders and Decoders

Encoders and Decoders

What does it mean, in general terms, to encode something? Conversely,…


Worksheets - Discrete Logic

Analog Lab - 555 Oscillator (Astable Multivibrator)

Analog Lab - 555 Oscillator (Astable Multivibrator)

In this hands-on electronics experiment, build an oscillator using a 555 timer and learn the theory of operation of the 555 timer when configured as an astable multivibrator.


Textbook

Introduction to Digital-Analog Conversion

Introduction to Digital-Analog Conversion

Connecting digital circuitry to sensor devices is simple if the sensor…


Textbook

A Binary Adder

A Binary Adder

Suppose we wanted to build a device that could add two binary bits…


Textbook

Relay Construction

Relay Construction

Electricity and Magnetism An electric current through a conductor will…


Textbook

Specific Troubleshooting Techniques

Specific Troubleshooting Techniques

After applying some of the general troubleshooting tips to narrow the…


Textbook

Capacitance, Reactance, and Admittance Calculator

Capacitance, Reactance, and Admittance Calculator

A calculator for solving the capacitance, reactance, and admittance of a capacitor.


Tools

Differential Transistor Amplifiers

Differential Transistor Amplifiers

Don’t just sit there! Build something!! Learning to mathematically…


Worksheets - Discrete Logic

DC Lab - Build Your Own Multimeter

DC Lab - Build Your Own Multimeter

In this hands-on electronics experiment, you will build a simple voltmeter and ammeter while learning some fundamentals about circuit measurements.


Textbook

Transistor Ratings and Packages (JFET)

Transistor Ratings and Packages (JFET)


Textbook

Introduction to Electron Tubes

Introduction to Electron Tubes

An often neglected area of study in modern electronics is that of…


Textbook

555 Lab - LED Flasher with Inductive Flyback

555 Lab - LED Flasher with Inductive Flyback

In this hands-on electronics experiment, build a multiple LED flasher and learn how to use inductive flyback to generate a voltage pulse that is greater than the supply voltage.


Textbook

Principles of Radio

Principles of Radio

One of the more fascinating applications of electricity is in the…


Textbook

Ionization (gas-filled) Tubes

Ionization (gas-filled) Tubes

So far, we’ve explored tubes which are totally…


Textbook

Design Project: Telegraph System

Design Project: Telegraph System

What voltage will you choose to use for each of the station batteries?


Worksheets - Discrete Logic

Digital Lab - S-R Latch Using NOR Gates

Digital Lab - S-R Latch Using NOR Gates

In this hands-on electronics experiment, build an S-R latch using two NOR gates and learn how this type of digital memory operates, including invalid states, race conditions, and the effects of output loading.


Textbook

Rectifier Circuits

Rectifier Circuits

Don’t just sit there! Build something!! Learning to mathematically…


Worksheets - Discrete Logic

The Common-source Amplifier (JFET)

The Common-source Amplifier (JFET)

RELATED WORKSHEETS: JFET Amplifiers Worksheet


Textbook

Circuit Wiring

Circuit Wiring

So far, we’ve been analyzing single-battery, single-resistor…


Textbook

Printed Circuit Board Layout and Manufacture

Printed Circuit Board Layout and Manufacture

When a PCB designer speaks of dimensions in thous or mils, what does…


Worksheets - Discrete Logic

Wiring Color Codes Infographic

Wiring Color Codes Infographic

Wiring Color Codes Infographic. Released under the Creative Commons…


Textbook

Data Flow

Data Flow

Buses and networks are designed to allow communication to occur…


Textbook

The Pentode

The Pentode

Another strategy for addressing the problem of secondary electrons…


Textbook

Solving Simultaneous Equations: The Substitution Method and the Addition Method

Solving Simultaneous Equations: The Substitution Method and the Addition Method

What are Simultaneous Equations and Systems of Equations? The terms…


Textbook

Karnaugh Mapping

Karnaugh Mapping

Identify each of these logic gates by name, and complete their…


Worksheets - Discrete Logic