Wireless Charging

Electric Field of Dreams The concept of wireless charging can be traced all the way back to Nikola Tesla. Here, Jeff examines the background and principles involved in charging devices today without wires, and takes a hands-on dive into the … Continue reading

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What’s the Role of 3D Printing in Embedded Systems?

Experts Weigh In 3D printing has gone from being a technology on the outskirts of embedded system design, to one that’s becoming a common tool for many design teams. On one hand people are crafting 3D printed enclosures of electronic … Continue reading

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MCU-Based Project Enhances Dance Game

Using Wavelet Transform Microcontrollers are perfect for systems that need to process analog signals such as audio and do real-time digital control in conjunction with those signals. Along just those lines, learn how these two Cornell students recreated the classic … Continue reading

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Fog-Detection Audio Project

Using Arduino UNO Fog reduces visibility, sometimes down to a few feet. That’s why fog horns are so important. In this article, Jeff embarks on a project that makes use of humidity sensors to detect fog, and automatically plays an … Continue reading

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Security Takes Center Stage for MCUs

Enabling Secure IoT Embedded systems face security challenges unlike those in the IT realm. To meet those needs, microcontroller vendors continue to add ever-more sophisticated security features to their devices—both on their own and via partnerships with security specialists. By … Continue reading

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Build a Persistence-of-Vision Display

Using LEDs and PIC32 Learn how these two Cornell University students created a persistence-of-vision (POV) display. They found a way to fit an LED strip onto the mechanically rigid base of a box window fan. The POV display creates the … Continue reading

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Power Supplies Lean Toward an Application Focus

Medical and More Your choice of power supply can have a major impact on your embedded system’s capabilities. Power supply innovators are smoothing the way with devices designed to match application needs. By Jeff Child, Editor-in-Chief Arguably the unsung heroes … Continue reading

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LIDAR 3D Imaging on a Budget

PIC-32-Based Design Demand is on the rise for 3D image data in a variety of applications. That has spurred research into LIDAR systems capable of keeping pace. Learn how this Cornell student leveraged inexpensive LIDAR sensors to build a 3D … Continue reading

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Velocity and Speed Sensors

Measuring Motion Automatic systems require real-life physical attributes to be measured and converted to electrical quantities ready for electronic processing. Velocity is one such attribute. In this article, George steps through the math, science and technology behind measuring velocity and … Continue reading

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Motion Control Advances Target Robotics

Integrated, Precision Solutions Motion control technology for robotics continues to advance, as chip- and board-level solutions evolve to meet new demands. These involve a blending of precise analog technologies to control position, torque and speed with signal processing to enable … Continue reading

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Wireless Weather Station Uses Arduino

And Two ASK Radios Integrating wireless technologies into embedded systems recently has become much easier. In this project article, Raul describes his homemade wireless weather station that monitors ambient temperature, relative humidity, wind speed and wind direction. The design uses … Continue reading

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MCUs and Processors Vie for Embedded Mindshare

Performance Push Today’s crop of high-performance microcontrollers and embedded processors provide a rich continuum of features, functions and capabilities. Embedded system designers have many choices in both categories but the dividing line between the two can be blurry. By Jeff … Continue reading

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Pitfalls of Filtering Pulsed Signals

Waveform Woes Filtering pulsed signals can be a tricky prospect. Using a recent customer problem as an example, Robert highlights various alternative approaches and describes the key concepts involved. Simulation results are provided to help readers understand what’s going on. … Continue reading

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FPGA Solutions Evolve to Meet AI Needs

Brainy System ICs Long gone now are the days when FPGAs were thought of as simple programmable circuitry for interfacing and glue logic. Today, FPGAs are powerful system chips with on-chip processors, DSP functionality and high-speed connectivity. By Jeff Child, … Continue reading

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Signature Analyzer Uses NXP MCU

Scope-Free Tester Doing a signature analysis of a signal used to require an oscilloscope to display your results. In this article, Brian details how to build a free-standing tester using mostly just the internal peripherals of an NXP Arm microcontroller. … Continue reading

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