Projects & Features
10 TechKnowledgey 2013
Events, Advances, and News
Read about memory cubes that are poised for
production, the world’s thinnest UHD monitor,
and being surveilled by store mannequins,
just to name a few of the items presented.
14 The Design Cycle
Advanced Techniques for Design Engineers
Herding Data Over Bridges.
This month’s discussion centers on moving
data back and forth between a small embedded
network and the Internet.
Reader Questions Answered Here
Topics include a switch contact rating, a paddle
key project, a negative voltage converter, making
circuit boards, and a NiMH battery charger.
50 PICAXE Primer
Sharpening Your Tools of Creativity
Yet Another LED-2X7 Project!
Working with the 20M2 and the Lumex
LDD-N514RI-RA LED Display.
32 Build Your Own PIC Trainer
This article demonstrates how to assemble a
versatile and high quality PIC trainer from stuff
in your junkbox that will make going from
concept to working project a breeze.
■ By Thomas Henry
38 The Wide Range Pulse Generator
If you are an electronics hobbyist, you often
need to generate pulses and/or logic level signals
to check out the operation of your circuit before
completing a project. This simple and
straightforward device will prove to be a
handy addition to your workbench.
■ By Sam Gailbreath and Rick Peterson
46 The microMedic Kit
This review describes what’s included in the kit
that goes along with the 2013 microMedic National
Contest that is being sponsored by divisions of the
US Army, Carnegie Mellon, and Parallax.
■ By Bryan Bergeron
09 READER FEEDBACK
28 NEW PRODUCTS
Programming • Hardware • Projects
The Arduino Proto Shield Alarm Clock — Part 2.
Take a look at the alarm clock software for both
Arduinos and PCs, and learn how dates and
times in general are handled on microcontrollers.
The Latest in
LTE — The Wireless Cell
Phone Radio Technology
The motivation to
develop LTE comes from
the explosion of data
services now available
on cell phones that are
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6 February 2013