Design Center

Applied System Design

Technical and product information for designers of high-performance computing systems targeting embedded applications in the security, transportation, telecom, industrial control, military, aerospace, and medical markets. Covers board-level embedded hardware, development tools, and related software.
Top Story
Top Story

Crossing the river: The hazards of crossing a split-plane gap with a high-speed signal 7/24/2008

Next time you analyze a PCB layout, keep in mind that crossing splits in the planes can cause problems with radiated emissions, immunity to external signals, crosstalk, jitter, and degraded rise and fall times.

News

Embedded computer offers multicore performance 7/16/2008

Targeting embedded-system applications, such as industrial automation, multimedia kiosks, gaming, and medical devices, Ampro Computers recently announced the ReadyBoard 830 single-board computer, which the company based on the EPIC (embedded-platform-for-industrial-computing) form factor.

Robotic grasshopper leaps as high as 27 times its height 6/26/2008

Researchers at the Laboratory of Intelligent Systems at EPFL (École Polytechnique Fédérale de Lausanne) in Switzerland have built a 5-cm-tall robot that takes its design cues from grasshoppers and locusts and can jump as high as 1.4m.

Avnet launches Intel Atom development tool for embedded systems 6/17/2008

Avnet EM’s Intel D945GCLF Convenience Kit is currently available to customers throughout North America and features an Atom processor.

Tiny module unites industrial applications 6/10/2008

Following the small-form-factor trend in embedded devices, Connect One just introduced the Mini Socket iWiFi serial-to-Wi-Fi module for connecting industrial devices running machine-to-machine applications to 802.11b/g wireless networks.

Intel, Wind River turn ignition on Linux for automotive electronics 5/20/2008

Today at Telematics 2008, Wind River Systems and Intel announced their intention to create an open-source Linux platform for automotive applications.
In-Depth

Spread-spectrum-clock generators reduce EMI and signal-integrity problems 7/24/2008

As electronic products become faster and more complex, radiated-EMI emissions increase dramatically. With the recent proliferation of portable and wireless products, this growth heightens the probability of interference between systems and makes EMI a major concern.

Designing battery operated medical equipment for IEC 60601-1 compliance 7/17/2008

The International Electrotechnical Commission (IEC) 60601-1 is a global benchmark for medical device safety and provides general guidelines for hazard prevention in the design of battery operated equipment.

Designing embedded-system applications with high-level tools 7/10/2008

High-level programming languages help you more quickly deploy your application, but careful attention to details can improve the performance of your code and lead to an efficient application that you can still develop in a timely manner.

Ultimate contact debouncer 7/8/2008

Contact bounce is a critical issue when interfacing switches or relays to a digital control system. The ultimate contact debouncer is an easy-to-use and flexible approach to solve the contact bounce problem for any microcontroller.

Automobile electronics seek to plug power leaks 6/26/2008

Automobile accessories and control electronics benefit from power-management schemes to prevent dead batteries and gas guzzling. Low-power electronic subsystems are especially important for the next generation of electric cars and plug-in electric vehicles.
Experts

Freedom of choice: Harnessing the benefits of an open approach to system design 6/13/2008

GUEST OPINION: Moving beyond a conventional IDE-based design flow can introduce a valuable expansion in the choices available to designers while providing innovative new ways to create embedded designs.

Embedded-system design: Those devilish details 4/17/2008

As you marvel at our industry’s electronic masterpieces, you can be sure of one thing: A team of embedded-system designers painstakingly analyzed and tuned all of the minute hardware and software details.

Fractal engineering versus synergy 2/27/2008

Even the best efforts of today bring together only the most closely related fractal components of the electrical-engineering profession.

ZMIN, a very special value 2/27/2008

A special value that I call 'minimum impedance' is the secret to successful end-termination design.

EDN Innovation: Awards season comes to technology 2/6/2008

Engineers rarely receive the same fame as those that toil in some higher profile professions. But I don't know of a job that demands a better combination of technical savvy, theoretical knowledge, and creative thought process.
DesignIdeas

Hot-swap circuit allows two computers to monitor an RS-232 channel 5/29/2008

A hot-swap serial-interface circuit allows two computers to monitor all the traffic on an RS-232 port.

Bit-shifting method performs fast integer multiplying by fractions in C 5/29/2008

Instead of calling math-library functions, you can multiply integers using bit shifting.

Capacitive touch switch uses CPLD 5/29/2008

Using an Altera MAX IIZ CPLD, you can implement a touch-switch decoder with no external components.

Dual flip-flop forms simple delayed-pulse generator 4/17/2008

A delayed pulse generator provides precision timing adjustments.

Transmission lines simulate digital filters in PSpice 4/17/2008

You can simulate digital filters in PSpice by using transmission lines as delay elements.
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Events

Vision 2008 Embedded Linux Developers Conference

Dates: 10/1/2008 - 10/3/2008
Location: San Francisco, CA


Blog

Embedded Webblog

Read pacing boosts PCI Express performance

One of the potential problems with PCI Express embedded designs containing multiple high speed data streams is known as endpoint starvation. This c... 

Microsoft previews new embedded standard

Earlier this week, Microsoft announced the immediate availability of the Windows Embedded Standard 2009 community technology preview (CTP) designed... 

Mercury cuts system size

Just as the embedded industry starts to get serious about system size and form factors, Mercury Computer Systems unveiled its smallest system. The&... 


Guest blog: Leibson's Law

Steve LeibsonLeibson's Law covers disruptive technologies that either have or will win over electronic engineers, some that won't, and why. Contributed by Tensilica Technology Evangelist (and former EDN editor) Steve Leibson.



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