This project brief provides the instructions for building a weight-sensitive LED lamp with an Arduino Uno and a handful of commercially available parts.
This project brief provides the instructions for building a weight-sensitive LED lamp with an Arduino Uno and a handful of commercially available parts.
Learn how to create a batteryless crawling robot using basic electronic components and a 3D-printed chassis.
Learn how to create a batteryless crawling robot using basic electronic components and a 3D-printed chassis.
To complete this project, we add backlight control and temperature-sensing functionality to the clock we built in the…
To complete this project, we add backlight control and temperature-sensing functionality to the clock we built in the previous installments.
In this project, we'll build and demonstrate a discrete analog solution to the incompatible logic levels of an Arduino…
In this project, we'll build and demonstrate a discrete analog solution to the incompatible logic levels of an Arduino Uno and an Elecrow e-paper HMI display.
In this project article, we’ll create a programmable device that alerts users to changes in ambient light levels. Along…
In this project article, we’ll create a programmable device that alerts users to changes in ambient light levels. Along the way, we’ll learn about astable multivibrators and the Darlington pair.
In this article, we examine the oscillation behavior of an LED blinker circuit in QSPICE and learn how to control its…
In this article, we examine the oscillation behavior of an LED blinker circuit in QSPICE and learn how to control its ON-time and pulse repetition frequency.
In this article, we'll walk through the process of importing SPICE models into QSPICE and demonstrate the basics of using…
In this article, we'll walk through the process of importing SPICE models into QSPICE and demonstrate the basics of using the QSPICE waveform viewer, including measurement markers.
In this article, we'll walk through the process of moving an LTspice circuit into QSPICE and learn some QSPICE schematic…
In this article, we'll walk through the process of moving an LTspice circuit into QSPICE and learn some QSPICE schematic techniques.
This article, the first in a four-part series on moving from LTspice to QSPICE, introduces an LED blinker circuit that…
This article, the first in a four-part series on moving from LTspice to QSPICE, introduces an LED blinker circuit that we’ll simulate with both programs.
In this project, we mix the old and the new by integrating present-day BLE technology with a vintage Science Fair computer kit.
In this project, we mix the old and the new by integrating present-day BLE technology with a vintage Science Fair computer kit.
In this project article, we design a handheld gaming console with wireless multiplayer functionality using ESP8266…
In this project article, we design a handheld gaming console with wireless multiplayer functionality using ESP8266 microcontrollers. We then program a game for it with the Arduino IDE.
In this hands-on project, we will update a 1980s version of a one-shot (monostable multivibrator) circuit by giving it a…
In this hands-on project, we will update a 1980s version of a one-shot (monostable multivibrator) circuit by giving it a modern, colorful output while also examining the circuit's operation.
Ultra-thin, flexible, and low-power displays support wireless, IoT, and energy-harvesting applications that continue to…
Ultra-thin, flexible, and low-power displays support wireless, IoT, and energy-harvesting applications that continue to bring intelligence to more products. This article examines two of the most popular low-power reflective display technologies—electrochromic and electrophoretic.
In this project, learn how to use a potentiometer's reading on the M5Stack core to control a servo motor.
In this project, learn how to use a potentiometer's reading on the M5Stack core to control a servo motor.
Real-time image processing is a resource-intensive task that often requires specialized hardware. With that in mind,…
Real-time image processing is a resource-intensive task that often requires specialized hardware. With that in mind, let's explore processors that are designed specifically for photo and video applications.
Since photoelectric sensing can be achieved with electrical, electromechanical, and electronic components, learn to…
Since photoelectric sensing can be achieved with electrical, electromechanical, and electronic components, learn to build, test, and implement a prototype photoelectric switch using off-the-shelf components with Arduino OpenPLC.
An encoding technique used for digital communication, pulse amplitude modulation (PAM) converts a discrete-time signal…
An encoding technique used for digital communication, pulse amplitude modulation (PAM) converts a discrete-time signal into a variable-amplitude continuous-time signal that is suitable for high-speed wired communication systems.
Learn about Bluetooth mesh models—namely what they are—as we lead you through an example and the different types like…
Learn about Bluetooth mesh models—namely what they are—as we lead you through an example and the different types like generic, lighting, etc.
Learn about piezoelectric accelerometers, namely the piezoelectric effect, how piezoelectric materials generate…
Learn about piezoelectric accelerometers, namely the piezoelectric effect, how piezoelectric materials generate electricity, the different accelerometer design modes, and their upper and lower frequency limits.
This high-level guide introduces common types of magnetometers, including scalar, vector, gradient, and more.
This high-level guide introduces common types of magnetometers, including scalar, vector, gradient, and more.
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