Circuit Cellar CD 2009
Issue #222
January 2009
Embedded Applications
TASK MANAGER—New Year, New Content, by C. J. Abate, p. 4
PRIORITY INTERRUPT—’Net-Centric Computing, by Steve Ciarcia, p. 80
NEW PRODUCT NEWS—edited by John Gorsky, p. 8
CROSSWORD, p.71
Microcontroller Clock-Locking: Frequency Reference Synchronization, by Michael Mullins, p. 14
Virtual Audio Control: Build a Virtual Instrument Interface, by Clemens Valens, p. 22
Digital Radio Reception: Build a Longwave AM Radio Receiver, by Krzysztof Klimaszewski, p. 30
Designing with FPGAs: A Guide for Embedded Development, by Sharad Sinha, p. 38
Power Switching in the Real World (Part 1): Basic Applications and Safety Precautions, by Steve Hendrix, p. 44
FROM THE BENCH—Access SD Memory Cards (Part 1): Solid-State Storage Media in Embedded Apps, by Jeff Bachiochi, p. 50
LESSONS FROM THE TRENCHES—More on Pointers?, by George Martin, p. 58
SILICON UPDATE—Hot Chips 20, by Tom Cantrell, p. 64
Issue #223
February 2009
Wireless Communications
TASK MANAGER—PV Technology, Microstrips, and More, by C. J. Abate, p. 4
PRIORITY INTERRUPT—Are We Dumb Enough Yet?, by Steve Ciarcia, p. 80
NEW PRODUCT NEWS, edited by John Gorsky , p. 8
CROSSWORD, p. 72
Wireless Module Control: An MCU-Based Irrigation Control System, by Tom Kibalo, p. 14
Processor Modification: Put Soft-Core Processors to Work, by Larry Standage, p. 30
Power Switching in the Real World (Part 2): Practical Switching Arrangements, by Steve Hendrix, p. 43
ABOVE THE GROUND PLANE - INTELLIGENT ENERGY SOLUTIONS—Solar Measurements: Techniques for Evaluating Panels, by Ed Nisley, p. 24
SILICON UPDATE—Here Come the Wadgets, by Tom Cantrell, p. 50
FROM THE BENCH—Access SD Memory Cards (Part 2): Use the FAT File Format to Move Data, by Jeff Bachiochi, p. 57
THE DARKER SIDE—Microstrip Techniques, by Robert Lacoste, p. 64
Issue #224
March 2009
Robotics
TASK MANAGER—Design Evolution, by C. J. Abate, p. 4
PRIORITY INTERRUPT—Cloud Computing, by Steve Ciarcia, p. 80
NEW PRODUCT NEWS, edited by John Gorsky , p. 8
CROSSWORD, p. 72
Robot Navigation and Control (Part 1): Construct a Navigation Control Subsystem, by Guido Ottaviani, p. 14
Vision-Guided Robotics: A Next-Generation Balancing Robot, by Hanno Sander, p. 22
Networked Timing: Build a Timer With Advanced Planning Tools, by Thomas Bereiter, p. 31
Wireless Mobile Robotics: A Wi-Fi-Enabled System With a Mounted Webcam, by Scott Coppersmith, p. 41
LESSONS FROM THE TRENCHES—FAT File System Review (Part 1): Open Files and Perform Operations, by George Martin, p. 51
FROM THE BENCH—Programmable Robotics (Part 1): Build on an Existing Robot Platform, by Jeff Bachiochi, p. 56
SILICON UPDATE—A Really Simple Plan: The “8-Bits” Saga Continues, by Tom Cantrell, p. 64
Issue #225
April 2009
Embedded Programming
TASK MANAGER—Troubleshooters, Unite!, by C. J. Abate, p. 4
PRIORITY INTERRUPT—Print Is Dead—Long Live Print, by Steve Ciarcia, p. 80
NEW PRODUCT NEWS, edited by John Gorsky , p. 7
CROSSWORD, p. 72
Construct a USB GPIO Pod (Part 1): No Parallel Port, No Problem, by DJ Delorie, p. 16
Robot Navigation and Control (Part 2): Software Development, by Guido Ottaviani, p. 30
Digital Decoding: Decode Periodic Signal Transmissions, by Danilo Consonni, p. 40
INTELLIGENT ENERGY SOLUTIONS — ABOVE THE GROUND PLANE – Solar Data Logger (Part 1): PCB Layout, Inductor Saturation, and Other Troubles, by Ed Nisley, p. 24
THE DARKER SIDE—Time Domain Reflectometry: Detect and Measure Impedance Mismatches, by Robert Lacoste, p. 50
FROM THE BENCH—Programmable Robotics (Part 2): Application Development, by Jeff Bachiochi, p. 58
SILICON UPDATE—ZSTAR Trek: A Healthy Mix of MCUs, Sensors, and Wireless Technology, by Tom Cantrell, p. 66
BONUS FEATURE ARTICLE—Time-Triggered Systems (Part 1): Co-Operative Schedulers 101, by Michael Smith
Issue #226
May 2009
Measurement & Sensors
TASK MANAGER—Old Tech, New App, by C. J. Abate, p. 4
PRIORITY INTERRUPT—It’s All About the Content, Stupid!, by Steve Ciarcia, p. 80
NEW PRODUCT NEWS, edited by John Gorsky , p. 8
CROSSWORD, p. 72
Smart Lead-Acid Battery Meter: An MCU-Based “Gauge” for SLA Batteries, by Dale Wheat, p. 16
Construct a USB GPIO Pod (Part 2): USB JTAG Module, by DJ Delorie, p. 24
DOS in the 21st Century: A USB Flash Drive Reader for MCUs Works for DOS, by Andrew Mitz & Jon Daley, p. 36
Transformerless Power Supply, by Tom Struzik, p. 44
FROM THE BENCH—A World Without NTSC: Bridge the Gap Between NTSC and VGA, by Jeff Bachiochi, p. 52
LESSONS FROM THE TRENCHES—FAT File System Review (Part 2): C Code for the File System, by George Martin, p. 60
SILICON UPDATE—Whistle While You Work: A Look at a Modern DSP, by Tom Cantrell, p. 64
BONUS FEATURE ARTICLE—Time-Triggered Systems (Part 2): A Tool for Automating Analysis, by Michael Smith & Lizie Dunling-Smith
Issue #227
June 2009
Communications
TASK MANAGER—Forward-Thinking Designers, by C. J. Abate , p. 4
PRIORITY INTERRUPT—Lawns and Ponds, by Steve Ciarcia, p. 80
NEW PRODUCT NEWS, edited by John Gorsky , p. 8
CROSSWORD, p. 72
Keystroke Communication: Design a Customizable Virtual Keyboard, by Naweed Paya & Venkat Ganesh, p. 14
SSI Controller for Linear-Position Sensors, by Robert Bowen, p. 30
Autonomous Vehicle Design: Embedded Systems, Sensor Technology, and Motor Control, by Chris Britney, Paul Green, Andy Heath, Stephen Lau, and Kylee Lathrop, p. 42
INTELLIGENT ENERGY SOLUTIONS—ABOVE THE GROUND PLANE—Solar Data Logger (Part 2): Data Points, by Ed Nisley, p. 22
THE DARKER SIDE—High-Speed Signal Transmission: From Eye Diagrams to Preemphasis and Equalization, by Robert Lacoste, p. 52
FROM THE BENCH—Location Notification: A Look at Anisotropic Magnetoresistance Sensors, by Jeff Bachiochi, p. 60
SILICON UPDATE—Easy (E)mbed: An Alternative Approach to Embedded Programming, by Tom Cantrell, p. 68
CORRECTION: May 26, 2009: In Tom Cantrell’s article “Easy (E)mbed” (Circuit Cellar Issue 227, June 2009), the NXP part number should be “LPC236x” (not LPC263x) . The editorial department apologizes for the confusion.
BONUS FEATURE ARTICLE—Time-Triggered Systems (Part 3): Tackle Data Acquisition, by Michael Smith & Lizie Dunling-Smith
Issue #228
July 2009
Internet & connectivity
TASK MANAGER—'Net Tech and You, by C. J. Abate, p. 4
PRIORITY INTERRUPT—The Critter Chronicles, by Steve Ciarcia, p. 80
NEW PRODUCT NEWS, edited by John Gorsky , p. 8
Test your EQ, p. 15
CROSSWORD, p. 74
Internet Weather Display, by Steven Nickels, p. 16
Web Camera Design, by Minas Kalarakis, p. 26
iMash: An Ethernet-Controlled HERMS, by Kirt Weakman, p. 38
Master Control: Implement an I2C Master Bus Controller in an FPGA, by Enoch Hwang, p 46
FROM THE BENCH—Embedded Speak: A Text Library for Allophone Translation, by Jeff Bachiochi, p. 56
SILICON UPDATE—LiOn King: A Look at "Battery-in-a-Chip" Technology, by Tom Cantrell, p. 62
LESSONS FROM THE TRENCHES—C Start-Up: Get a C Program Up and Running, by George Martin, p. 70
BONUS FEATURE ARTICE—NimbleSig III: A New and Improved DDS RF Generator, by Thomas Alldread
BONUS FEATURE ARTICLE—Sound Synthesis Made Simple: A Multi-MIPS Music Box, by Peter McCollum
Issue #229
August 2009
Embedded Development
TASK MANAGER—Embedded Development and Beyond, by C. J. Abate, p. 4
PRIORITY INTERRUPT—Swallowing the Pill, by Steve Ciarcia, p. 80
NEW PRODUCT NEWS, edited by John Gorsky , p. 8
CROSSWORD, p. 74
Get Started With Embedded Development (Part 1): "Bare Metal" Implementations and "CircleOS" Apps, by Dale Wheat, p. 14
Infrared Radiation Measurement: FFT Double-Beam Infrared Spectrophotometer, by Michael Hamilton, p. 22
Cable Tracer Design (Part 1): Underground Cable Detection Made Simple, by Kevin Gorga, p. 38
ABOVE THE GROUND PLANE—A Blast for the Past: High-Voltage DC Dosimeter Charger, by Ed Nisley, p. 31
THE DARKER SIDE—Power Analysis Primer: From Power Line Measurements to PFC, by Robert Lacoste, p. 50
FROM THE BENCH—Threat Level Indication System: Implement a Simple USB-to-Parallel FIFO Interface, by Jeff Bachiochi, p. 60
SILICON UPDATE—Thin Is In: High-Profile Energy in a Low-Profile Package, by Tom Cantrell, p. 68
BONUS FEATURE ARTICLE—USB I/O Expansion, by Brian Millier
Issue #230
September 2009
Data Acquisition
TASK MANAGER—Develop Code, Acquire Data , by C. J. Abate, p. 4
NEW PRODUCT NEWS, edited by John Gorsky , p. 8
TEST YOUR EQ, p. 15
CROSSWORD, p. 74
Timer Development: From Timing Cycles to System Programming, by Chuck Baird, p. 16
Very Low-Frequency Datalogger, by Carlo Tauraso, p. 24
Cable Tracer Design (Part 2): Software and System Control, by Kevin Gorga, p. 36
Get Started With Embedded Development (Part 2): Coding from Start to Finish, by Dale Wheat, p.44
Smart Power Bar: Simple Circuitry Enables Energy Conservation, by Brian Millier, p. 58
SILICON UPDATE—Neural Networker: A SNAP-Shot from Synapse Wireless, by Tom Cantrell, p. 50
LESSONS FROM THE TRENCHES—Embedded Breakup: Divide a Design and Minimize Processing, by George Martin, p. 62
FROM THE BENCH—Smart Circuitry for Battery Monitoring, by Jeff Bachiochi, p. 66
PRIORITY INTERRUPT—The Critter Chronicles: The War Continues, by Steve Ciarcia, p. 80
BONUS FEATURE ARTICLE—Verification and Simulation of FPGA Designs, by Sharad Sinha
Issue #231
October 2009
Signal Processing
TASK MANAGER—Signal Significance, by C. J. Abate, p. 4
NEW PRODUCT NEWS—edited by John Gorsky , p. 8
CROSSWORD—p. 74
IR Signal Control, by Naubert Aparicio, p. 12
Digitally Controlled Amplifier: Connect Vintage Analog to Modern Digital Tech, by George Anderson, p. 38
INTELLIGENT ENERGY SOLUTIONS—Frequency Sensing Made Simple: Power Grid Frequency Monitoring Design, by Arnold Stadlin, p. 22
ABOVE THE GROUND PLANE—Capacitor ESR Measurement, by Ed Nisley, p. 28
THE DARKER SIDE—Multirate Techniques and CIC Filters, by Robert Lacoste, p. 50
FROM THE BENCH—Airflow Analysis, by Jeff Bachiochi, p. 60
SILICON UPDATE—Thumbs Up: The ARM Saga Continues, by Tom Cantrell, p. 66
PRIORITY INTERRUPT—A Broadening Experience, by Steve Ciarcia, p. 80
BONUS FEATURE ARTICLE—Arduino-Based Temperature Display, by Mahesh Venkitachalam
BONUS FEATURE ARTICLE—Buddy Memory Manager, by Sitti Amarittapark
Issue #232
November 2009
Analog Techniques
TASK MANAGER—You're Covered, by C. J. Abate, p. 4
PRIORITY INTERRUPT—Keeping the Lights On, by Steve Ciarcia, p. 80
NEW PRODUCT NEWS, edited by John Gorsky , p. 8
CROSSWORD, p. 74
TEST YOUR EQ, p. 15
Embedded Linux-Based Location System, by James Stephanick, p. 16
Energize a Circuit: An Innovative Switched-Mode Power Supply Design, by Noel Rios, p. 26
Precision Linear Encoder Display, by Carl Stoesz, p. 36
How to Repurpose a Development Platform, by Cyrille de Brebisson, p. 44
Low-Distortion FSK Generation, by Dennis Seguine, p. 54
LESSONS FROM THE TRENCHES—Passing Parameters, by George Martin, p. 50
SILICON UPDATE—Power Pitcher: Wireless Power on a Microelectronic Scale, by Tom Cantrell, p. 60
FROM THE BENCH—Device Management: Monitor Networked Devices Via SNMP, by Jeff Bachiochi, p. 66
BONUS FEATURE ARTICLE—Measuring Propagation Delay with a Universal Counter, by Neil Forcier
Issue #233
December 2009
Programmable Logic
TASK MANAGER—Looking Back While Moving Forward, by C. J. Abate, p. 4
PRIORITY INTERRUPT—Home Automation: Everything and Nothing, by Steve Ciarcia, p. 80
NEW PRODUCT NEWS, edited by John Gorsky , p. 8
CROSSWORD, p. 74
iMCU W7100: Embedded Networking Made Simple (2010 WIZnet iMCU Design Contest Primer), by Dave Tweed, p. 14
Retrocomputing on an FPGA: Reconstruct an '80s-Era Home Computer with Programmable Logic, by Stephen A. Edwards, p. 24
Building Microprogrammed Machines with FPGAs, by Thomas Mitchell, p. 36
ABOVE THE GROUND PLANE—Memories Are Not Forever, by Ed Nisley, p. 44
THE DARKER SIDE—Digital Modulations Demystified, by Robert Lacoste, p.54
FROM THE BENCH—Extend and Isolate the I2C Bus, by Jeff Bachiochi, p. 64
SILICON UPDATE—IP Unplugged, by Tom Cantrell, p. 70
BONUS FEATURE ARTICLE—The Evolution of Rabbits: Five Generations of Rabbit Microprocessors, by Monte Dalrymple