In this issue

6 Build an Audio Response Light Display
Modern LEDs in Action
By Devlin Gualtieri

12 Murphy’s Laws in the
DSP World (Part 2)
The Next Three Laws
By Michael Smith, Mai Tanaka
and Ehsan Shahrabi Farahani

28 Signature Analyzer Uses NXP MCU
Scope-Free Tester
By Brian Millier

36 Managing FPGA Design Complexity
Easing IP Integration
By Bob Sgandurra

SPecial FEATURE
41 FPGA Solutions Evolve to Meet AI Needs
Brainy System ICs
By Jeff Child

Technology Spotlight
46 MCUs and Processors Vie for Embedded Mindshare
Performance Push
By Jeff Child

Product Focus
50 Tiny Embedded Boards
Compact Computing
By Jeff Child

54 Embedded in Thin Slices
Internet of Things
Security (Part 4)
The Power of Checklists
By Bob Japenga

58 The Darker Side
Pitfalls of Filtering Pulsed Signals
Waveform Woes
By Robert Lacoste

64 The Consummate Engineer
Thermoelectric Cooling (Part 2)
The Test Results
By George Novacek

68 From the Bench
Electronic Speed Control (Part 2)
Building the Circuitry
By Jeff Bachiochi

TECH THE FUTURE
79 The Future of Cellular in the IoT
What 5G Means for the IoT’s Road Ahead
By Gil Ben-Dov

Circuit Cellar Magazine Description:

Circuit Cellar magazine features engineering tutorials, detailed microcontroller-based projects, and embedded systems industry news for professional electrical engineers, EE/ECE academics, and highly skilled electronics enthusiasts. Since 1988, Circuit Cellar has featured projects and tutorials from the world's top engineers on subjects such as embedded development (e.g., prototyping and programming), signal processing (e.g., DSP chips and signal conditioning), programmable logic (e.g., FPGA projects), sensor systems (e.g., smart sensors and MEMS), 'Net-connected devices (e.g., IoT projects and protocol stacks), robotics (e.g., robotic systems and proximity sensing), and much more. Circuit Cellar is the ultimate resource for all of your electrical engineering-related needs.