Circuit Cellar Issue 258 January 2012-PDF

Issue #258
January 2012
Theme: Embedded Applications

TASK MANAGER—Embedded Endeavors in 2012, by C. J. Abate, p. 4
NEW PRODUCT NEWS, p. 8
TEST YOUR EQ, p. 13
CROSSWORD, p. 74
A Different Timeshare: Build a Timeserver System, by Dave Penrose, p. 14
mbos: A Real—Time Operating System for mbed, by Andrew Levido, p. 24
The SMD Air Bath: A DIY PCB Preheating Setup, by Steve Johnson, p. 36
LESSONS FROM THE TRENCHES—ADCs and Signal Filtering, by George Martin, p. 50
THE CONSUMMATE ENGINEER—Build a Robust Power Supply (Part 1): Power Dissipation, by George Novacek, p. 56
EMBEDDED UNVEILED—Digital X‐Ray Sensors, by Richard Wotiz, p. 60
FROM THE BENCH—Quantifying Precipitation: Construct a Device to Measure Rainfall, by Jeff Bachiochi, p. 68
PRIORITY INTERRUPT—Too Many Layers, by Steve Ciarcia, p. 80