Circuit Cellar 420 July 2025 (PDF)

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Issue #420
JULY 2025
SMART DEVICES

4: Off-Grid Communication in Your Pocket - FloraNet—A LoRa Digital Radio Network Accessible with Any Smartphone By Aaron Huinink, Tella Osler, and Cameron Gillingham

12: Smart Home Gateway with PHPoC Black - Part 1: Temperature and Humidity Server By Raul Alvarez-Torrico

20: Play Harmonies on a Single Trumpet - Using a Capacitive Touch Slider, Raspberry Pi 4, and
Arduino Uno By Robert Haig and Henry Geller

26: Power Profiler for Accelerated Embedded Hardware Development - Streamlining the Development Process with Efficient Power Analysis By Matthew Oppenheim

34: Technology Feature: Industrial Controllers: The Brains of Modern Industry

40: Datasheet: Industrial Controllers - The Brains of Modern Industry

44: Picking Up Mixed Signals: A Differential Scanning Calorimeter - Using a Cellphone and GUI-O User Interface By Brian Millier

52: Embedded System Essentials: A Roboheist Challenge - Teaching the Next Generation of Embedded Engineers By Colin O'Flynn

63: The Future of Edge AI: Multicore Technology Drives AI at the Edge By Jim Beneke