In this issue

6: Searching for Gold with X-Rays: Using a Common PIN Photodiode, By George R. Steber
14: Designing and Building a PIC32 Video Game: Sharks and Minnows Multiplayer Game, By Tyler Bisk and Chidera Wokonko
20: Asynchronous High-Bandwidth, Low-Latency Communication: CPU-Intensive Devices, By Joseph Whelan, Akugbe Imudia, and Devlin Babcock
28: Sunrise Alarm Clock: Wake Up with a Natural Sunrise Simulation, By Jonathan Pfeifer
34: A Comprehensive Introduction of TinyML (Part 1): Control RGB LED Using Voice Commands, By Dhairya Parikh
40: PCB Design Tool Trends: Designing Circuit Board Blueprints, By Al Mahmud Al Mamun
46: Wireless Connectivity Choices: Efficient and Scalable Approaches to Connecting Embedded Systems,
By Al Mahmud Al Mamun
50: DATASHEET Embedded PCs: Handling Demanding Conditions, By Al Mahmud Al Mamun
54: Picking Up Mixed Signals: Building a Touchscreen Display (Part 2): Using the Bridgetek BT81x Controller Family, By Brian Millier
64: Embedded System Essentials: Revisiting Code Readout Protection Claims, By Colin O’Flynn
69: From the Bench: Heart Monitoring from Home: A Personal EKG Device and Heart Monitor,
By Jeff Bachiochi
76: Product News
78: Test Your EQ
79: TECH THE FUTURE: The Future of Climate Change: Tackling Climate Change With Satellite IoT, By Laurent Vieira de Mello

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.