FEATURES

How to Talk to “Smart Batteries”
by James Flynn
Duracell and Intel jointly have created a standardized battery/power system interface and placed it into the public domain. This article describes the host/battery interface specification.

Adaptive Differential PCM Using 8-Bit Microcontrollers
by Rodger Richey
If your budget doesn't have room for a DSP, here is a simplified ADPCM algorithm that allows you to add audio capabilities to any high-performance 8-bit microcontroller..

Octopus: Subsystem Analysis/Design and Performance Analysis
by Maher Awad, Juha Kuusela, and Jurgen Ziegler
In this last article in the series on Octopus, the authors describe the process of subsystem analysis and design, and explain some important aspects, using examples from a cruise control system.

Implementing a Flash Memory Loader
by William A. Gatliff
In case your system's firmware is not cast in concrete, this article describes how you can update it via a serial connection to a PC – as long as you use flash memory.

Special Report: Taking Off the Gloves–16- and 32-Bit Microprocessors
by Nicholas Cravotta

COLUMNS + DEPARTMENTS

#include
SOC-ing it to Software
by Lindsey Vereen
This is the Year of the System on a Chip. Again.

Real Time
Access to Tools
by Tyler Sperry
Yearning for a new technological toy is far more enjoyable than getting the item and trying to make it work.

Embedded Gallery

Embedded Marketplace

Advertiser Index

Programmer's Toolbox
Filters–A Few More Words
by Jack W. Crenshaw
The human ear is mainly insensitive to phase shifts, so in the case of audio systems, we don't really care much about phase.

Break Points
I, Consultant
by Jack G. Ganssle
Radical change, implemented swiftly and constantly, is what keeps the high tech industry humming.

State of the Art
Embedded C++
by P.J. Plauger
The draft Standard C++ library mandates a very large library that has so far been largely untested in practice.

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