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Basic Logic Gates

Worksheets - Discrete Logic

Identify the type of logic gate shown in this schematic diagram, and…

Electromechanical Relay Logic

Worksheets - Discrete Logic

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

Shift Registers: Parallel-in, Serial-out (PISO) Conversion

Textbook

Parallel-in/ serial-out shift registers do everything that the…

The NOT Gate

Textbook

The single-transistor inverter circuit illustrated earlier is actually…

Digital Logic Functions

Textbook

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

Conventional Transistor Overview and Special Transistors

Worksheets - Discrete Logic

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

Insulated Gate Field-Effect Transistors

Worksheets - Discrete Logic

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

Look-up Tables

Textbook

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

Relay Construction

Textbook

Electricity and Magnetism An electric current through a conductor will…

Digital Display Circuits

Worksheets - Discrete Logic

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

Circuit Simplification Examples

Textbook

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

Multiplexers and Demultiplexers

Worksheets - Discrete Logic

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

Special-output Gates

Textbook

Complementary Output Gates It is sometimes desirable to have a logic…

Design Project: Stepper Motor Driver

Worksheets - Discrete Logic

At first it may seem pointless to have the four buffer gates following…

Switch Types

Textbook

Though it may seem strange to cover the elementary topic of electrical…

Finite State Machines

Textbook

Up to now, every circuit that was presented was a combinatorial…

Flip-Flop Circuits

Worksheets - Discrete Logic

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

TTL NOR and OR gates

Textbook

TTL Circuit Analysis Let’s examine the following TTL circuit and…

DIP Gate Packaging

Textbook

Digital logic gate circuits are manufactured as integrated circuits:…

Simple Combination Lock

Textbook

PARTS AND MATERIALS 4001 quad NOR gate (Radio Shack catalog #…

Introduction to Shift Registers

Textbook

Shift registers, like counters, are a form of sequential logic.…

The 555 IC

Textbook

The 555 integrated circuit is the most popular chip ever manufactured.…

Ring Counters

Textbook

If the output of a shift register is fed back to the input. a ring…

Memory Devices

Worksheets - Discrete Logic

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

Shift Registers: Serial-in, Serial-out

Textbook

Serial-in, serial-out shift registers delay data by one clock time for…

The S-R Latch

Textbook

A bistable multivibrator has two stable states, as indicated by the…

Modern Nonmechanical Memory

Textbook

Now we can proceed to studying specific types of digital storage…

Microcontroller Principles

Worksheets - Discrete Logic

Read the following quotation, and then research the term…

Karnaugh Mapping

Worksheets - Discrete Logic

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

The R/2R DAC (Digital-to-Analog Converter)

Textbook

The R/2R DAC circuit is an alternative to the binary-weighted-input…

Minterm vs Maxterm Solution

Textbook

So far we have been finding Sum-Of-Product (SOP) solutions to logic…

Encoder

Textbook

What is an Encoder? An encoder is a circuit that changes a set of…

Basic Logic Gate Troubleshooting

Worksheets - Discrete Logic

Counting practice: count from zero to thirty-one in binary, octal, and…

Historical, Nonmechanical Memory Technologies

Textbook

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

Introduction to Karnaugh Mapping

Textbook

Why learn about Karnaugh maps? The Karnaugh map, like Boolean…

Decimal versus Binary Numeration

Textbook

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

555 Audio Oscillator

Textbook

PARTS AND MATERIALS Two 6 volt batteries One capacitor, 0.1 µF,…

Binary Subtraction

Textbook

We can subtract one binary number from another by using the standard…

Programmable Logic Technology

Worksheets - Discrete Logic

Define the following acronyms as they apply to digital logic circuits:…

Diode Switching Circuits

Textbook

Diodes can perform switching and digital logic operations. Forward and…

JFET Amplifiers

Worksheets - Discrete Logic

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

Calculating Power Factor

Textbook

As was mentioned before, the angle of this “power…

“Long’’ and “Short’’ Transmission Lines

Textbook

In DC and low-frequency AC circuits, the characteristic impedance of…

AC Waveforms

Textbook

When an alternator produces AC voltage, the voltage switches polarity…

Biasing Techniques (JFET)

Textbook

OpAmp Oscillator Circuits

Worksheets - Discrete Logic

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

Temperature Coefficients of Resistance Table

Textbook

Temperature coefficient (α) per degree C: Material Element/Alloy…

Introduction to Digital-Analog Conversion

Textbook

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

Pulsed-light Sensor

Textbook

PARTS AND MATERIALS Two 6-volt batteries One NPN…

Design Project: Logic Probe

Worksheets - Discrete Logic

What factors determine where potentiometers Rpot1 and Rpot2 must be…

Series LED Resistor Calculator

Tools

This series LED resistance calculator is perfect for when you have a single LED or a number of the same color of LEDs in series and need to know which resistor you should use.

DC Circuit Equations and Laws

Textbook

Power Equation of Ohm’s Law and Joule’s Law    …

Table (portrait view)

Textbook

  Periodic table of chemical elements.

Capacitor Transient Response

Textbook

Because capacitors store energy in the form of an electric field, they…

Asynchronous Counters

Textbook

In the previous section, we saw a circuit using one J-K flip-flop that…

AC Phase

Textbook

Things start to get complicated when we need to relate two or more AC…

Insulated Gate Field-Effect Transistors

Worksheets - Discrete Logic

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

Voltmeter Usage

Textbook

PARTS AND MATERIALS Multimeter, digital or analog Assorted batteries…

Component Modeling

Worksheets - Discrete Logic

When plotted on a curve tracer, the characteristic curve for a normal…

Example Circuits and Netlists

Textbook

The following circuits are pre-tested netlists for SPICE 2g6, complete…