Inside This Issue: July #372

Circuit Cellar is a monthly magazine (available in print and digital) covering the topics of embedded hardware, embedded software, electrical engineering, and computer applications.

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Inside this month’s issue of Circuit Cellar magazine:

Issue #372
July 2021
Advances in PCB Design Tools
6: Build a Drill Position Indicator: Using Arduino Nano, By Anuj Justus Rajappa and Vairamani Kanagavel
12: Building a COVID Test Drone: Part 1: Components and Connectivity, By Andrei Florian
22: Build Your Own IoT Platform: Part 2: Connecting to Devices, By Dhairya Parikh
30: Devices Aid Speech for People with Disabilities: Using the BBC micro:bit, By Matthew Oppenheim
38: PCB Design Tools Enhance Their DFM Capabilities: Portals and Platforms, By Jeff Child
42: Embedded Displays Offer New Features and Formats: Screens for All Seasons, By Jeff Child
46: DATASHEET: Embedded PCs: Complete Compute Solutions, By Jeff Child
52: EMBEDDED SYSTEM ESSENTIALS: Power Analysis of ECC Hardware Implementations: Curves and Keys, By Colin O’Flynn
56: PICKING UP MIXED SIGNALS: A Digital Amplifier for TVs: Using a Teensy 4.1, By Brian Millier
68: FROM THE BENCH: Build Your Own Battery Monitor: Counting Coulombs, By Jeff Bachiochi
75: Product News
78: Test Your EQ
79: The Future of Smart Cities: 5G and Intelligent Transportation Tech Fuel Smart City Advances, By Steve Mazur

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