The Robotics Back-End https://roboticsbackend.com/ Program Robots, Step by Step Wed, 31 May 2023 08:16:37 +0000 en-US hourly 1 https://wordpress.org/?v=6.8.3 https://roboticsbackend.com/wp-content/uploads/2020/02/cropped-favicon-1-32x32.png The Robotics Back-End https://roboticsbackend.com/ 32 32 ROS2 Nav2 Tutorial https://roboticsbackend.com/ros2-nav2-tutorial/ Mon, 08 May 2023 12:53:19 +0000 https://roboticsbackend.com/?p=4221 In this ROS2 Nav2 tutorial you will learn the basics of the Navigation 2 stack, step by step. You will first install the Nav2 stack on ROS2 Humble, then you will start directly to generate a map with SLAM. After this, we will check what’s inside the map, and then use this map with the ... Read more

The post ROS2 Nav2 Tutorial appeared first on The Robotics Back-End.

]]> ROS2 Nav2 – Generate a Map with slam_toolbox https://roboticsbackend.com/ros2-nav2-generate-a-map-with-slam_toolbox/ Fri, 05 May 2023 10:09:35 +0000 https://roboticsbackend.com/?p=4185 In this tutorial I will show you how to create a map for the Nav2 stack, using the ROS2 slam_toolbox package. We are going to use a simulation of a robot, the Turtlebot3, but all the steps that are related to SLAM can be replicated for any other robot, as long as you have a ... Read more

The post ROS2 Nav2 – Generate a Map with slam_toolbox appeared first on The Robotics Back-End.

]]> ROS2 XML Launch File Example https://roboticsbackend.com/ros2-xml-launch-file/ Thu, 04 May 2023 12:47:02 +0000 https://roboticsbackend.com/?p=4164 In this tutorial I will show you how to write, install and run a ROS2 XML launch file. Whenever you start to have multiple nodes (with parameters, arguments, …) in your application, creating a launch file becomes an almost mandatory step to be able to scale and go beyond 2-3 nodes without creating a huge ... Read more

The post ROS2 XML Launch File Example appeared first on The Robotics Back-End.

]]> How to Uninstall ROS2 Completely https://roboticsbackend.com/how-to-uninstall-ros2-completely/ Wed, 03 May 2023 10:51:45 +0000 https://roboticsbackend.com/?p=4144 In this short tutorial I will show you all the steps to do in order to completely uninstall ROS2 from Ubuntu. I will assume that you have installed ROS2 using apt (binary install). >> Watch this video as an additional resource to this article: After watching the video, subscribe to the Robotics Back-End Youtube channel so you ... Read more

The post How to Uninstall ROS2 Completely appeared first on The Robotics Back-End.

]]> Arduino – How to Get a String from Serial with readString() https://roboticsbackend.com/arduino-how-to-get-a-string-from-serial-with-readstring/ Wed, 03 May 2023 10:06:20 +0000 https://roboticsbackend.com/?p=4134 In this tutorial I will show you how to use the Arduino readString() function, in order to receive a String (text) from Serial communication. >> Watch this video as an additional resource to this tutorial: After watching the video, subscribe to the Robotics Back-End Youtube channel so you don’t miss the next tutorials! Code example with Arduino ... Read more

The post Arduino – How to Get a String from Serial with readString() appeared first on The Robotics Back-End.

]]> Raspberry Pi – Create a Flask Server https://roboticsbackend.com/raspberry-pi-create-a-flask-server/ Wed, 03 May 2023 09:47:49 +0000 https://roboticsbackend.com/?p=4111 In this tutorial I will show you how to create a web server on your Raspberry Pi using the Flask framework. We will start with the setup and then see how you can connect some GPIOs with Flask. Install – Setup Raspberry Pi OS and Flask First you’ll need to make sure that you installed ... Read more

The post Raspberry Pi – Create a Flask Server appeared first on The Robotics Back-End.

]]> What is Raspberry Pi? https://roboticsbackend.com/what-is-raspberry-pi/ Tue, 02 May 2023 15:37:21 +0000 https://roboticsbackend.com/?p=4100 In this article I will give you an overview of the different applications you can do with a Raspberry Pi, the history behind the board, and the different hardware components you can find on the board. >> Here is the video version of this article, which is also the 1st part in a Raspberry Pi ... Read more

The post What is Raspberry Pi? appeared first on The Robotics Back-End.

]]> Raspberry Pi – How Much RAM do you have on your board? https://roboticsbackend.com/raspberry-pi-how-much-ram-do-you-have-on-your-board/ Mon, 01 May 2023 09:56:38 +0000 https://roboticsbackend.com/?p=4087 You have a Raspberry Pi board, and you’re wondering (or you forgot) how much RAM is in that board? In this quick tutorial I will show you various easy ways to find out. >> Here is a video version of this tutorial, as an additional resource: After watching the video, subscribe to the Robotics Back-End Youtube ... Read more

The post Raspberry Pi – How Much RAM do you have on your board? appeared first on The Robotics Back-End.

]]> Install an Arduino library from GitHub https://roboticsbackend.com/install-arduino-library-from-github/ Mon, 25 Apr 2022 14:06:02 +0000 https://roboticsbackend.com/?p=3243 In this tutorial you will learn how to install an Arduino library from GitHub. And first of all, why would you want to do that? If you open the Arduino library manager (on the Arduino IDE: Tools > Manage Libraries), you can already find a lot of libraries to install and use, without any extra ... Read more

The post Install an Arduino library from GitHub appeared first on The Robotics Back-End.

]]> Arduino – Control RGB LED with Potentiometer https://roboticsbackend.com/arduino-control-rgb-led-with-potentiometer/ Mon, 27 Dec 2021 13:07:51 +0000 https://roboticsbackend.com/?p=3163 In this Arduino tutorial you will learn how to control an RGB LED with a potentiometer. First using only digitalWrite(), to get an idea of what we’re doing, and then with a more complex computation and analogWrite(), so we can get any color we want. If you’re not familiar with how to use a potentiometer ... Read more

The post Arduino – Control RGB LED with Potentiometer appeared first on The Robotics Back-End.

]]>