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TUTORIAL

Intro to ROS Part 7: Custom Interfaces

By ShawnHymel

In this episode, we’ll go one step further by creating and using custom interfaces in both Python and C++. You’ll learn how to define your own message and service types and use them in publisher/subscriber and client/server architectures.

TUTORIAL
31

Intro to ROS Part 6: Services, Requests, and Responses with C++

By ShawnHymel

In this tutorial, we will see how services work by creating a custom server and client in C++ ROS nodes.

TUTORIAL
48

Intro to ROS Part 5: Services, Requests, and Responses with Python

By ShawnHymel

In this tutorial, we will see how services work by creating a custom server and client in Python ROS nodes.

TUTORIAL
80

Intro to ROS Part 4: Nodes, Topics, Publishers, and Subscribers (C++)

By ShawnHymel

In this tutorial, we’ll walk through how to write ROS 2 nodes in C++ that communicate using the publish/subscribe model.

TUTORIAL
57

Intro to ROS Part 3: Nodes, Topics, Publishers, and Subscribers (Python)

By ShawnHymel

This tutorial will walk you through creating a publisher and subscriber from scratch using ROS 2’s Python client library, rclpy.

PROJECT
188

CoreXY Chessboard: Electronics Meet Classic Chess

By Andrew Kazour

Explore how to automate chess piece movement with magnets, motors, and clever coding. Learn how CoreXY kinematics bring an automated chessboard to fruition.

TUTORIAL
87

Setup and Using MicroPython for Beginners

By SparkFun Electronics

Setup and Using MicroPython for Beginners, Programming, Maker.io, DigiKey

TUTORIAL
251

Intro to ROS Part 2: Getting Started with ROS 2 Using the Command Line

By ShawnHymel

In this tutorial, we’ll dive into one of the most essential parts of working with ROS 2: the command-line interface (CLI). Before writing any code, it’s important to understand the basic tools that ROS 2 provides for exploring, debugging, and interacting with nodes, topics, and services.

TUTORIAL
1,045

Intro to ROS Part 1: What is the Robot Operating System (ROS)?

By ShawnHymel

In this post, we’ll introduce ROS. We’ll focus specifically on ROS 2, which is the current and actively developed version of the framework. Whether you're new to robotics or looking to understand the tools powering today’s most advanced robots, this is the place to start.

BLOG
312

Raspberry Pi RP2350 Now Powers the XRP!

By Travis Foss

The latest XRP Kit adds GPIO breakouts, additional servo ports, a redesigned frame for easier assembly and is now powered by the Raspberry Pi RP2350.