Circuit Cellar Issue 202 May 2007-PDF

Issue #202 May 2007Theme: Measurement & Sensors TASK MANAGER—Maximum Exposure, by C. J. Abate, p. 4NEW PRODUCT NEWS—edited by John Gorsky, p. 8CROSSWORD—p. 93 Proton Precession Magnetometer, by James Koehler, p.14Circuit Board Plotting, by Curt Carpenter, p. 24Temperature Calibration System, by Brian Millier, p. 32Embedded USB Host, by Lane Hauck, p. 43The Witness Camera: Build a Self Recording Surveillance Camera, by Alberto Ricci Bitti, p. 48Energy and Load Analyzer, by Ronaldo Duarte, p. 58LESSONS FROM THE TRENCHES—More "Hello World": C Program Flow, by George Martin, p. 67FROM THE BENCH—What's the Slope?, by Jeff Bachiochi, p. 72SILICON UPDATE—Be All You Can Bee, by Tom Cantrell, p. 78PRIORITY INTERRUPT—Keeping the Lights On, by Steve Ciarcia, p. 96