In this issue

Camera Integration for Drones
6: Build a Rhythm Gesture Game: With RF Comms and PIC32, By Kristina Nemeth, Jennifer Fuhrer and Joshua Diaz
12: Intro to Ardupilot and PX4 (Part 1): Drone Autopilot Solutions, By Raul Alvarez-Torrico
20: Build a Soap Carving System: MCU Motor Control, By Ho-Jung Yang and Jared Gallina
26: Mapping Tool Leverages LIDAR Technology: Affordable 3D Map Creation, By Andrew Orme, Nicholas Gee, Alex Gowans and Duncan Stannard
32: Laser 3D Scanner Uses Raspberry Pi: Meshes and Motors, By Michael Xiao and Thomas Scavella
40: Drone Camera Solutions Aim for New Heights: Eyes in the Skies Evolve, By Jeff Child
46: Embedded PCs Gear Up for In-Vehicle Duties: Intelligent Transportation, By Jeff Child
52: DATASHEET: 32-Bit Microcontrollers: System Chips, By Jeff Child
56: EMBEDDED IN THIN SLICES: LoRa (Part 4): Building a Prototype LoRa Device, By Bob Japenga
62: THE DARKER SIDE: DSSS in a Nutshell: The Power of Patterns at Play, By Robert Lacoste
68: FROM THE BENCH: Taking RPLIDAR Out for a Spin (Part 2): Intelligence Upgrade, By Jeff Bachiochi
74: Product News
78: Test Your EQ
79: The Future of Robotics: How Rotary Encoders Will Serve Mobile Robotics, By Jeff Smoot

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.