A Case Study
by Jerry Horn

August 2000

by Jonathan Valvano

Taking into consideration the parameters of range, resolution, accuracy, and speed, Jonathan provides an overview of thermistor-based temperature measurement. Beyond basic information, in this article he shows us valuable ways to calibrate and explores three designs demonstrating different methods of interfacing temperature probes to a microcomputer.

August 2000

by Greg Ungerer

The concept of a connected world has created a whole new front of embedded opportunities and Linux is at the forefront for small network devices. The trend is a revolution of low-cost, high-performance appliance possibilities for the things you come in contact with everyday. Itıs a small world after all as we see the many ways to interact over a network.

August 2000

A $55 Webcam
by Steve Freyder, David Helland, & Bruce Lightner

If these guys caught your attention with their "$25 Web Server" Article in Circuit Cellar Online, then you wonıt want to miss their latest project. Read the article, get the materials, build the project, smile for the picture. Itıs that easy.

August 2000

by George Martin

Building on the groundwork from last monthıs look at binary numbers, George takes us to the next level to reveal the benefits of signed and unsigned numbers. But the advantages donıt stop there as he challenges you to dig deeper in experimentation with different numbering systems.

August 2000

by Tom Cantrell

In the FPGA market, Altera and Xilinx are top-notch. These ponies are neck and neck, so you might want to check out Tomıs take on the emergence of Alteraıs Excalibur, the soft-core route for CPU and FPGA hybrids, to see if Altera pulls ahead and what the shift could mean for embedded system designers.

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from other engineers.

Test Your EQ presents some basic engineering problems for you to test your engineering quotient.

• Step up to the plate. —Questions 1 & 2

• Take a swing! —Questions 3 & 4

• What's the count? —Questions 5 & 6

• Homerun? —Questions 7 & 8

Each month Circuit Cellar's Resource Links provide helpful links and information on a variety of featured topics.

Lighting the Future
by Rick Prescott

CORDIC—Coordinate Rotation Digital Computer
by Bob Paddock

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Announced July 2000

Read Steve Ciarcia's latest editorial exclusively presented by AVNET.

August 2000

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August 2000

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