Circuit Cellar Issue 261 April 2012-PDF

Issue #261
April 2012
Theme: Embedded Programming

TASK MANAGER—Print and Online Progress, by C.J. Abate, p. 2
NEW PRODUCT NEWS, p. 10
TEST YOUR EQ SOLUTIONS—p. 13
CROSSWORD—p. 76
Capacitive‐Touch Gain‐Controlled Personal Amplifier, by Coleton Denninger & Jeremy Lichtenfeld, p. 14
The Rainbow Color Reader (Part 2): Color Distinction and Classification, by Charles Edmondson, p. 28
The RL78 Microcontroller: An MCU Family for Low‐Power Applications, by Clemens Valens, p. 34
THE DARKER SIDE—Sigma‐Delta Modulators 101, by Robert Lacoste, p. 42
ABOVE THE GROUND PLANE—RFI Bypassing (Part 2): Parallel Capacitors, by Ed Nisley, p. 52
THE CONSUMMATE ENGINEER—Is Software Development an Art or a Science?, by George Novacek, p. 60
EMBEDDED IN THIN SLICES—Getting Started with Embedded Linux (Part 4): Linux Software Development Tools, by Bob Japenga, p. 64
FROM THE BENCH—SNAP to It (Part 1): Mesh Networking Simplified, by Jeff Bachiochi, p. 68
PRIORITY INTERRUPT—18‐Bit Control Is Dead—No Way!, by Steve Ciarcia, p. 80