Circuit Cellar Issue 254 September 2011-PDF

Issue #254
September 2011
Theme: Data Acquisition

TASK MANAGER—Inside Embedded Tech, by C. J. Abate, p. 4
NEW PRODUCT NEWS, p. 8
TEST YOUR EQ—p. 16
CROSSWORD—p. 74
Sweep-Frequency Generator Design: DDS-Based Test Equipment from Sweat Equity, by Larry Foltzer, p. 22
Battery Analysis: Build an MCU-Based Analyzer Unit , by Richard Pierce, p. 34
eDASH: A Virtual Dashboard Using OBD-II, by Robin Brophy, p. 42
THE CONSUMMATE ENGINEER—Smart Project Management, by George Novacek, p. 18
LESSONS FROM THE TRENCHES—Design Development (Part 3): Software Design, by George Martin, p. 50
EMBEDDED UNVEILED—Linear Positioners, by Richard Wotiz, p. 56
FROM THE BENCH—Lined Up with Nowhere to Go: Using a Linear Sensor Array, by Jeff Bachiochi, p. 62
PRIORITY INTERRUPT—Power Factor Correction, by Steve Ciarcia, p. 80