Latest LEDs Technical Articles

Categories

Beyond the Optocoupler: Understanding Digital Isolators

Optocouplers are undoubtedly effective, but alternative isolation technologies may be a better choice for your application.

July 13, 2018 by Robert Keim

Hardware Assessment: LightCrafter Evaluation Kit for BeagleBoard Black from Texas Instruments

The Texas Instruments DLPDLCR2000EVM is a demonstration cape designed to plug into a BeagleBone Black (BBB) and provide instant-on projection capabilities using a digital micromirror device and a relatively high-power RGB LED.

July 09, 2018 by Mark Hughes

The MIT-i Color Blender! RGB LED Color Blending

Blending colors may sound elementary but it is vital in drawing attention to your project with RGB LEDs!

November 08, 2017 by Ryan Jones

How to Interface an Ultrasonic Sensor with an LCD Using a Microcontroller Dev Kit

Let's interface an ultrasonic sensor and a lighting system! In this project, we'll design a sensor subsystem and then use it in a parking sensor application.

November 02, 2017 by Nick Davis

How to Build a Weighing Scale Using a Load Cell and a Microcontroller

In this project, we're making a weighing scale using a C8051 microcontroller development kit, a load cell, and the Simplicity Studio IDE. The measured weight will be displayed on an LCD screen.

October 10, 2017 by Nick Davis

Adding an LCD and Keypad to a Tachometer and Speedometer

In part two of the tachometer/speedometer project, we'll add a keypad and LCD for easier user interaction.

September 18, 2017 by Nick Davis

E-paper Displays: Improving the User Experience of Low-Power Devices

Critical to the success of any product is its user experience. From household appliances through to websites, the ones that succeed are both functional and easy–or even enjoyable–to use.

July 18, 2017 by Scott Soong, Pervasive Displays

An Introduction to Optoelectronics

In this article, we talk about the basics of optoelectronics, including a brief lecture on photons. Also, various optoelectronic devices will be discussed including lamps, LEDs, photodiodes, photoresistors, and laser diodes.

July 10, 2017 by Nick Davis

Radio Meets Fiber Optics: RF Over Fiber

Radio Over Fiber (ROF) combines RF and optics, providing optical links to replace strategic portions of cellular, satellite, and copper based systems.

June 14, 2017 by Marie Christiano

Adding a Capacitive Touch Display Module to the BeagleBone Black

Pair a BeagleBone Black with a capacitive touch LCD display to create a development platform for small, cost-effective solutions.

June 13, 2017 by Markku Riihonen, 4D Systems

An Introduction to Laser Diodes

Learn about the laser diode, including package types, applications, drive circuitry, and some laser diode specifications.

June 12, 2017 by Nick Davis

Beyond 4K Ultra HD: What’s Next for Advancing Display Technology?

Delivering screen innovations that offer noticeably better experiences for end users is an increasingly difficult challenge for manufacturers of all types of devices, from smartwatches and smartphones to PCs, televisions and home cinema.

May 30, 2017 by Robert Huntley, Mouser

Simplify Your Lighting Design: A New Constant-Current Regulator from Diodes Incorporated

ICs such as the BCR401U provide high-quality control of LEDs for applications that require something better than the typical series-resistor arrangement.

May 25, 2017 by Robert Keim

Dealing with Variable Lighting: CMOS Vs CCD Image Sensors

Despite the convenience of CMOS imagers, CCD imagers still have their place. And if you really need low-light performance, consider a device with EMCCD technology, such as the KAE-02152.

May 03, 2017 by Robert Keim

How To: Find the Right TFT Display for Your Application

Struggling to find the right display for your project? Check out this video for some help.

March 20, 2017 by Chris Anderson

Quark D2000 I2C Interfacing: Add a Color Sensor and Asynchronous Mode

Use I2C on the Quark D2000 development board to interface a color sensor and get acquainted with using asynchronous mode.

January 13, 2017 by Raymond Genovese

Quark D2000 I2C Interfacing: Add a Light Sensor and an LCD

Get acquainted with using I2C with the Quark D2000 development board by interfacing an ambient light sensor and an LCD.

January 12, 2017 by Raymond Genovese

How to Use an E-Paper Display in Embedded Applications

Learn how e-paper displays work and how to integrate low power e-paper displays into your embedded projects.

December 09, 2016 by Scott Soong, Pervasive Displays

Build a Wireless “Tipping Bucket” Rain Gauge, Part 3—Receiver, PICAXE, and LCD

Here's a rain gauge that empties itself and that you can read from your easy chair. Best of all, you can build it, yourself.

August 19, 2016 by Charles R. Hampton

How to Build a Raspberry Pi Camera

In part 8 of the "Building Raspberry Pi Controller" series, readers will learn how to attach a camera board to a Raspberry Pi and write Python code for photo imaging projects.

August 01, 2016 by Don Wilcher