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Electronics

Op-Amps – Analog Building Blocks

Operational Amplifiers, or "op-amps", are fundamental analog electronics building blocks that are used in both analog and digital designs. And...
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Arduino

Arduino GIGA R1 WiFi

The new Arduino GIGA is the most powerful microcontroller that Arduino has ever produced.Today we will take a first look...
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ESP32

Use a PS3 Controller with an ESP32

Learn to use a PlayStation 3 controller with an ESP32, and control pretty well anything!We'll pair an inexpensive game controller...
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Arduino ESP32 General Software

Using ChatGPT to Write Code for Arduino and ESP32

ChatGPT is an amazing AI chatbot that can also generate code in just about any programming language!Today we will see...
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ESP32

Using the ESP32 DAC (and making a Fruity Instrument)

Today, we will learn how to use the DAC, or Digital to Analog Converter, in the ESP32.I'll show you how...
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ESP32 Project Robots

Mecanum Wheel Robot Car with ESP-NOW Remote Control

Mecanum Wheels are unique wheels that allow you to propel a vehicle in any direction. Not just forward and backward,...
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Arduino Electronics Tutorial

Driving DC Motors with Microcontrollers

Learn to use seven different DC motor drivers with an Arduino Uno.We'll see how to put these to use with...
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Arduino ESP32 Tutorial

Measure Air Quality with Microcontrollers

Measure the quality of the air you are breathing using a variety of sensors, an Arduino and an ESP32.In this...
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Raspberry Pi Software

Pico W with the Arduino IDE

Learn to program the new Raspberry Pi Pico without microPython. Use the Arduino IDE and C++ instead.In this article, I'll...
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Software Tutorial

Building a Dual-Boot Workstation

Get the best of both worlds by building a dual-boot workstation!I'll show you how to take a "bare-bones" workstation and...
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Electronics Project Tutorial

Designing and Building Linear DC Power Supplies

Linear DC Power supplies are no longer as common as switching supplies, but they are still a good choice for...
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Arduino Electronics ESP32 Tutorial

Using GC9A01 Round LCD Modules

The GC9A01 is a circular LCD module that is ideal for instrumentation and other cool display applications.In this article, we...
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ESP32 Tutorial

Sound with ESP32 – I2S Protocol

The I2S protocol is not a misspelling of I2C, it is a protocol for controlling digital audio.Today we will use...
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Arduino Tutorial

Using Arduino Interrupts – Hardware, Pin Change and Timer

If your project needs a responsive user interface or has precision timing requirements, then interrupts are the key to getting...
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ESP32 Tutorial

Using the ESP32-CAM MicroSD Card

Learn how to use one of the ESP32-CAM board's most neglected features - the MicroSD card. In this article, I'll...
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Projects

Projects

Looking for a project to build? Here are some ideas to get you started.

Tutorials

Tutorials

From beginner to advanced, you’ll find a tutorial here that’s perfect for you.

Electronics

Electronics

Electronics is a fun hobby that you no longer need to be a rocket scientist to enjoy. The availability of low-cost modules and test equipment has made this a great hobby for people of all ages.

Arduino

Arduino

Arduinos are inexpensive microcontrollers that come in all sizes! With an assortment of Analog and Digital inputs and outputs combined with a simple programming language, they are the ideal choice for all kinds of projects.

ESP32

ESP32

The ESP32 is an inexpensive yet super-powerful 32-bit microcontroller that is loaded with advanced features. With built-in WiFi and Bluetooth BLE, the ESP32 can be the brains of your next Sensor, Robotics, or IoT project!

Raspberry Pi

Raspberry Pi

The Raspberry Pi is a microcomputer with a micro price. But don’t be fooled by its size, it packs a powerful punch!. Media Center, Home Control, Robotics, or Desktop Replacement – you can do it all with the Raspberry Pi.

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