Circuit Cellar Issue 151 February 2003-PDF

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ISSUE 151
February 2003
Theme: Communications

Task Manager—Triumph Over New Year's Resolution, by Jennifer Huber, 4.
New Product News, edited by John Gorsky, 8.
USB Parallel Port, by Jan van de Kamer, 12
MCS-51 SBC for the Classroom—Part 1: Hardware, by Praveen Deshpande, &Viraj Bhanage, 20
GPS-GSM Mobile Navigator, by Ma Chao & Lin Ming, 30
A Wireless Indoor/Outdoor Humidity Meter, by Ken Macleish, 38
Robotics Corner: Easy Image Processing Camera Interfacing for Robotics, by Daniel Herrington, 44
Applied PCs: A P89C668 Development Board for 8051 Fans, by Fred Eady, 54
Above The Ground Plane: Nonlinear Mixing, by Ed Nisley, 68
Short Solution: Simple EL-Lamp Driver, by D. Prabakaran
From the Bench: Newcomer Nitron—Motorola's Leading 8/16-Pin MCSs, by Jeff Bachiochi, 68
Silicon Update: Working the 'Net, by Tom Cantrell, 78
Priority Interrupt—Real People, by Steve Ciarcia, 96.