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Why Hardware is Hard, But Easier Than Ever

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Article Technical Rating: 5 out of 10

Hardware is hard is so commonly said it has become a cliché. Yeah, you know it’s hard, but why exactly? In this article I will discuss this in detail.

Fortunately, there is good … read more

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How Much Does a Prototype Cost?

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One of the first major steps on the road to bringing a new product to market is the creation of a prototype.

The cost of a prototype can be broken into two major parts: the engineering cost to design it, … read more

How to Fund Your Electronic Hardware Startup

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It’s an expensive process developing and marketing a new physical product, especially if your product is complex.

Unless you have tens of thousands of dollars that you can throw into it, you’re most likely going to need to get creative … read more

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Introduction to Switch Mode Power Supply Design

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Most makers or enthusiasts know what a boost or buck converter does, and have used them before. However, they typically just follow a canned approach to designing one without fully appreciating exactly what it is doing.

This article provides an … read more

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Introduction to the STM32CubeIDE for STM32 Microcontrollers

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This article is about using the STM32CubeIDE to develop applications for STM32 microcontrollers. Why develop an application using the STM32Cube IDE, and what are the advantages and disadvantages of using this method?

The STM32CubeIDE is a complete development system to … read more

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Introduction to Analog to Digital Converters (ADC)

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There are many different implementations of an Analog to Digital Converter, or ADC. This article provides an overview of the main types, their characteristics and limitations.

Almost all microcontrollers have built-in ADC’s. Even the small Arduinos, based on the AVR … read more

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Introduction to the STM32 Blue Pill (STM32duino)

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If you are planning to use an Arduino module such as the Uno for your project, then you should consider an STM32duino instead.

Commonly referred to as the STM32 Blue Pill, this board has nearly all the capabilities of the … read more

Charging Methods for Lithium-Ion Batteries

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The battery type of choice for most electronic equipment running on batteries is the li-ion battery.

Of the other types that were used previously, NiCad batteries for use in electronic equipment have been banned in the EU, so the overall … read more

What’s Inside a Smartphone?

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Modern smartphones are marvels of technology, and it is really impressive how much technology is crammed into such a compact device. The product that the customer holds in their hands is certainly the result of many compromises made to satisfy … read more

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How to Add Audio Features to Your Embedded Product

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Embedded applications often need to reproduce sound. Whether you need simple prompts, chimes, rings or music clips, having the ability to reproduce pre-recorded audio can greatly enhance the UI (User Interface) of many embedded applications.

This article explores the ways … read more

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A Practical Guide to Using an Oscilloscope

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An oscilloscope, frequently referred to in the trade as a scope, is an essential diagnostic tool used in any serious electronic circuit design activities.

A scope provides a time-stamped, running clip of a signal at the point of measurement. The … read more

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Introduction to Embedded Firmware Development

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An embedded system is a stand alone, intelligent system dedicated to running a set of tasks, or an application, from the moment it is powered on.

This is in contrast to the way an application is started on a desktop … read more

Introduction to Object Detection and Ranging Technologies

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There are numerous applications where detecting the presence or absence of an object is required. This article will explore the different methods of object detection, how they are implemented, and their major advantages and limitations.

Before getting in to the … read more

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Introduction to Developing Wearable Technology Devices

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Developing a wearable electronic product involves juggling design constraints and compromises in ways that are quite a bit different from a conventional non-wearable design.

In this article, I’m defining a wearable product as a body-worn device, with its own power … read more

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How to Add Voice Recognition to Your New Hardware Device

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Thanks to Amazon, Google, and Apple, voice recognition has finally gone mainstream.

I’ve personally dreamed about intelligent voice recognition since I was a kid tinkering with electronics and programming my Commodore 64.

Listening to my son interact the other day … read more

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Using Arduino as an Embedded Development Platform

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An Arduino, or more specifically an Arduino architecture, can be successfully used in some embedded designs. This can provide a less technically complex path to market for many makers.

However, the proliferation of Arduino and Arduino-compatible boards, each with its … read more

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Advanced Guide on Interfacing with a Video Display

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The purpose of this article is to provide an understanding of what is needed to successfully provide a suitable display for your product. The focus will be on mainstream, or relatively recent, graphical video display systems, with historical references to … read more

 

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