In this issue

6: Detecting and Reporting Illegal Logging: Using an Arduino MKR FOX 1200 Microcontroller, By Andrei Florian
18: Environmental Monitoring with a Raspberry Pi Pico W: Using MicroPython and Cloud Services, By Miguel Sánchez
24: Rebuild Ni-Cd Battery Packs for Power Tools: When the Battery No Longer Holds a Charge, Just Replace the Cells, By James Lyman
32: Build a Speech-Controlled, Sudoku-Solving Robot: Using a Raspberry Pi Microprocessor and Camera, By Arijit Das
42: Overcome the Automation “Flexibility Gap”: A Software-Based AI Approach to Robot Control, By Matt Jones
45: IoT and Smart Agriculture: Continuing the Green Revolution, By KC Prescott
50: Datasheet: DC-DC Converters: Industry Specific Solutions, By Sam Wallace
54: EMBEDDED SYSTEM ESSENTIALS: Exploring RSA Power Analysis (Again): Capturing an RSA-1024 Power Trace in One Shot, By Colin O'Flynn
58: PICKING UP MIXED SIGNALS: The Teensy Audio Station: Part 2 — The Digital Circuitry, By Brian Millier
65: FROM THE BENCH: Rainbow LEDs: Comparing Options, By Jeff Bachiochi
78: Test Your EQ
79: TECH THE FUTURE: The Future of Asset Tracking: Improving Supply Chain Reliability with IoT Tracking, By Karthik Ranjan

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.