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Arduino and GNU/Linux Devices

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GNU
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Hardware
  • This Arduino-controlled soft robot gets around like an earthworm

    After studying the way a worm wiggles, Nicholas Lauer decided to create his own soft robotic version. What he came up with uses an Arduino Uno for control, inflating six 3D-printed segments sequentially to order to generate peristaltic motion for forward movement.

    The robotic worm uses a 12V mini diaphragm pump to provide inflation air, while a series of transistors and solenoid valves directly regulate the airflow into the chambers.

  • PicoRio dev board PC with a RISC-V chip will be a low-cost, open source Raspberry Pi alternative

    The Raspberry Pi line of tiny computers have made a big splash in recent years. For as little as $35 you can get a fully functional computer capable of running a variety of (mostly Linux-based) operating systems. Some models are even cheaper.

    A bunch of competitors have entered the space, but like the Raspberry Pi, most similarly-priced models have processors based on ARM architecture.

    Now Imagination Technologies and a startup named RIOS Laboratory are working on a new single-board computer with a RISC-V processor. It’s called PicoRio, and the first version is expected to launch in the fourth quarter of 2020.
    PicoRio Pygmy
    @pdp7

    While Raspberry Pi computers run open source, GNU/Linux distributions, every Raspberry Pi system to date has shipped with an ARM-based Broadcom processor featuring some proprietary components.

  • Elkhart Lake SBC features 2.5GbE port, 32GB RAM

    Avalue’s rugged, 3.5-inch “ECM-EHL” runs Linux or Win 10 on an Atom x6000E and offers up to 32GB DDR4-3200, 2.5GbE and GbE, 2x USB 3.1 Gen2, triple 4K displays, and 2x M.2 slots with SIM.

    Avalue has posted specs for a 3.5-inch ECM-EHL SBC that runs on Intel’s new dual- or quad-core Elkhart Lake Atom x6000E, Pentium, and Celeron SoCs. Elkhart Lake runs on 10nm SuperFin Tremont CPU cores and up to 32EU Intel Gen11 graphics with triple 4K and improved AI performance. Intel claims up to 1.7x better single-thread, 1.5x better multi-thread, and 2x better graphics performance compared to Gemini Lake.

  • SMARC module delivers Elkhart Lake with up to 256GB UFS

    Advantech’s Linux-ready “SOM-2532” SMARC 2.1 module is built around Intel’s Atom-class, 10nm Elkhart Lake platform and supplies up to 16GB LPDDR4-3200, 256GB UFS 2.1, dual GbE with TSN, dual USB 3.1 Gen 2, dual CAN, and triple 4K support.

More in Tux Machines

digiKam 7.7.0 is released

After three months of active maintenance and another bug triage, the digiKam team is proud to present version 7.7.0 of its open source digital photo manager. See below the list of most important features coming with this release. Read more

Dilution and Misuse of the "Linux" Brand

Samsung, Red Hat to Work on Linux Drivers for Future Tech

The metaverse is expected to uproot system design as we know it, and Samsung is one of many hardware vendors re-imagining data center infrastructure in preparation for a parallel 3D world. Samsung is working on new memory technologies that provide faster bandwidth inside hardware for data to travel between CPUs, storage and other computing resources. The company also announced it was partnering with Red Hat to ensure these technologies have Linux compatibility. Read more

today's howtos

  • How to install go1.19beta on Ubuntu 22.04 – NextGenTips

    In this tutorial, we are going to explore how to install go on Ubuntu 22.04 Golang is an open-source programming language that is easy to learn and use. It is built-in concurrency and has a robust standard library. It is reliable, builds fast, and efficient software that scales fast. Its concurrency mechanisms make it easy to write programs that get the most out of multicore and networked machines, while its novel-type systems enable flexible and modular program constructions. Go compiles quickly to machine code and has the convenience of garbage collection and the power of run-time reflection. In this guide, we are going to learn how to install golang 1.19beta on Ubuntu 22.04. Go 1.19beta1 is not yet released. There is so much work in progress with all the documentation.

  • molecule test: failed to connect to bus in systemd container - openQA bites

    Ansible Molecule is a project to help you test your ansible roles. I’m using molecule for automatically testing the ansible roles of geekoops.

  • How To Install MongoDB on AlmaLinux 9 - idroot

    In this tutorial, we will show you how to install MongoDB on AlmaLinux 9. For those of you who didn’t know, MongoDB is a high-performance, highly scalable document-oriented NoSQL database. Unlike in SQL databases where data is stored in rows and columns inside tables, in MongoDB, data is structured in JSON-like format inside records which are referred to as documents. The open-source attribute of MongoDB as a database software makes it an ideal candidate for almost any database-related project. This article assumes you have at least basic knowledge of Linux, know how to use the shell, and most importantly, you host your site on your own VPS. The installation is quite simple and assumes you are running in the root account, if not you may need to add ‘sudo‘ to the commands to get root privileges. I will show you the step-by-step installation of the MongoDB NoSQL database on AlmaLinux 9. You can follow the same instructions for CentOS and Rocky Linux.

  • An introduction (and how-to) to Plugin Loader for the Steam Deck. - Invidious
  • Self-host a Ghost Blog With Traefik

    Ghost is a very popular open-source content management system. Started as an alternative to WordPress and it went on to become an alternative to Substack by focusing on membership and newsletter. The creators of Ghost offer managed Pro hosting but it may not fit everyone's budget. Alternatively, you can self-host it on your own cloud servers. On Linux handbook, we already have a guide on deploying Ghost with Docker in a reverse proxy setup. Instead of Ngnix reverse proxy, you can also use another software called Traefik with Docker. It is a popular open-source cloud-native application proxy, API Gateway, Edge-router, and more. I use Traefik to secure my websites using an SSL certificate obtained from Let's Encrypt. Once deployed, Traefik can automatically manage your certificates and their renewals. In this tutorial, I'll share the necessary steps for deploying a Ghost blog with Docker and Traefik.