Circuit Cellar Ink 34
May 1993

Table of Contents


Ken Davidson

Editor's INK

A Match Made in Heaven


Harv Weiner

New Product News


Janice Benzel
Linda Reuter Nuckolls

Closed Captioning with the Motorola 68HC05CC1

By July 1, 1993, all televisions sold with screens 13" or larger must be able to decode and display closed captions. The 68HC05CC1 processor makes adding such capability to existing circuits much easier.

Download: CCDEMO.ZIP


Fred H. Carlin

Vector Approach Simplifies Three-Dimensional Graphics

Until we perfect a holographic display device, we'll have to be content projecting three-dimensional images onto two-dimensional space. Some basic knowledge of such transforms can simplify the task.


David Ericson

Graphics LCD Control for Embedded Applications

In most controller applications, precious little free processor time is left to devote to display functions. Off-load the bulk of the display tasks to a custom controller chip and see what magic can be done.



Ed Nisley

Firmware Furnace

I/O Time: The '386SX Project Gains a Timer

A good timebase is essential in any real-time system. While the typical PC already has timers, it's helpful to have more that can be dedicated to the task at hand. Follow Ed as he adds some timers to his project.

Download: FF34.ZIP


Jeff Bachiochi

From the Bench

Squeeze That Battery 'Till It's Dry

There are lots of kinds of batteries on the market, but which is best for what kind of application? Every manufacturer has their own data, but Jeff decided to hold his own testing session. Find out what his results were.


Tom Cantrell

Silicon Update

Audio Rx -- Skippy CDs? Tangled Tapes? Call an MD ...

Sony's new Mini Disc promises to revolutionize portable audio in much the same way the CD did to home stereos. Find out what makes MD so special for audio recording and what it promises in the way of data recording.


John Dybowski

Embedded Techniques

Interchip Traffic

What do you do when you need to add some EEPROM, an A/D converter, and a parallel I/O port to your latest design, but you only have two extra I/O pins? The InterIntegrated Circuit (I2C) bus may be your answer.


Russ Reiss

Patent Talk


Advertiser's Index


Ken Davidson

ConnecTime -- Excerpts from the Circuit Cellar BBS


Steve Ciarcia

Steve's Own INK

The Club

FTP Directory for INK 34
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