Circuit Cellar Issue 252 July 2011-PDF

Issue #252
July 2011
Theme: Internet & Connectivity

TASK MANAGER— Connection Achieved, by C. J. Abate, p. 4 NEW PRODUCT NEWS—edited by John Gorsky, p. 10 TEST YOUR EQ—p. 17 CROSSWORD—p. 74
NXP mbed Design Challenge Results, p. 22
The TROBOT: A Miniature Articulated Robot, by Toby Baumgartner, p. 30
MCU-Based GSM Connection: A Fixed Cell Phone with Emergency Auto-Dial, by Indranil Majumdar, p. 38
Li-ion Battery System Solution: Implement a BCU and Safety-Certified RTOS, by Marty McLeod, p. 44
Passwords Through a Touchpad: A Gesture-Based Security System, by Daniel Mejía & Jayce Doose, p. 54
THE CONSUMMATE ENGINEER— Sine Wave Synthesizer, by George Novacek, p. 26
LESSONS FROM THE TRENCHES— Design Development (Part 2): Product Implementation, by George Martin, p. 64
FROM THE BENCH— Vehicle Diagnostics (Part 2): Pre-CAN Protocol Standards, by Jeff Bachiochi, p. 68
PRIORITY INTERRUPT— Reality, Maybe, by Steve Ciarcia, p. 80