Questions tagged [embedded-system]

Embedded systems are compact, low-power devices which can run Ubuntu but DO NOT have an x86 CPU. They often (but not always) use the ARM family of processors and provide a reduced set of peripherals compared to a full PC.

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Gstreamer video output file corrupted , when suddenly shutdown device

i try to use Jetson TK1 With UBUNTU 14.04 as a video recorder (DVR) and i successfully save video stream by this code gst-launch-1.0 v4l2src device="/dev/video0" ! "video/x-raw,width=640,height=480,...
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Install xattr on a Ubuntu 16.04 server?

This may be a bit esoteric, but I love to push hardware and software to its boundaries. I'm sure that this is simple, but is just far enough off of mainstream that I'm not seeing the connecting dots. ...
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Ubuntu Core vs Minimal Ubuntu vs Ubuntu Server [duplicate]

Which Ubuntu between these three is the best to be used for an embedded system? What are the differences between these three? Minimal Ubuntu - Not the minimal installation, the cloud release, with ...
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55 views

SDL2 Ubuntu Server

I have written a code to display some images with golang and SDL2, I have tested the code in the Ubuntu desktop 18.04 and had no issue. I wanted to use the code in an embedded configuration, and ...
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337 views

fatal error: asm/linkage.h: No such file or directory, C/C++ problem

I am trying to compile code that I downloaded from this GitHub repository on Eclipse CDT 3.8.1 and using Ubuntu 16.04 and kernel version 4.13.0-041300-lowlatency (because this project works on Xenomai ...
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Associate .ioc extension with STM32CubeMx

I am using TrueStudio and CubeMX for programming STM32 Kits. OS is Ubuntu 19.04. I have cloned a program from Github, and open with TrueStudio. I need to open .ioc file file with another program which ...
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Ubuntu 18.04.2 minimal armhf slow to boot

I have a custom board using an IMX6 processor and have a minimal Ubuntu 18.04.2 installed, I am experiencing slow boot times ~30s (~5s kernel, rest is userspace). From what I can tell a lot of the ...
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39 views

DHCP over Ubuntu for Embedded System

I have an embedded Linux system running Ubuntu connected via Ethernet to my laptop which is also running Ubuntu. My laptop is connected to my home network via wifi. I would like to create a local ...
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114 views

Identifying the file system of an img file and mount it

I have downloaded an SD image loader from nxp website. The name of the downloaded item is O8.1.0_1.4.0_ANDROID_TOOL_7ULP_GA (This is not an Android question btw). The image loaded on my SD is inside ...
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Set up tool chain and GNU C Library

I downloaded GPL source code package, among device source code itself, it contains the tool chain package (emlix.tar.gz) and source code of GNU C Library, glibc 2.5 (glibc-2.5.tar.bz2). A have a ...
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187 views

Read Only Filesystem for Kiosk Application

I have something like an Intel NUC running Ubuntu that operates like a touchscreen kiosk in an industrial environment. It gets power cycled regularly and I want to protect against hard drive ...
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479 views

TrueStudio “Could not determine GDB version command” error

I am working with TrueStudio. I face with this error when click Debug button. https://imgur.com/YWEyf9i How can I fix this problem? Before this in the build step I saw another warning as you can see ...
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How to install Keil µVision on Ubuntu 18.04

I want to install Keil µVision on Ubuntu 18.04. How can I do that? I would like to use Keil µVision for my laboratory microcontrollers and embedded systems.
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JDK not found when installing Java ME SDK on Ubuntu 18.04

Ubuntu 18.04 user here! I'm going to use Java to program embedded systems such as the boards: Raspberry Pi STM32429I-EVAL 32F746GDISCOVERY Intel Galileo Gen. 2. They are not so many, but they are ...
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282 views

Start WiFi AP services after boot

I am new to shell programming in Linux. How should I automatically turn my nanopi device into a WiFi Access Point after boot? What script should I write?
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Ubuntu laptop Linux blocking Embedded Linux board Linux domain

I'm doing some embedded Linux work with an ARM board. The ARM board is set up to serve a hostname, and you should be able to type in a browser on a laptop (connected via a router): http://pynq:9090 ...
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454 views

Unable to set static IP on embedded with ubuntu 16.04

I have a Wandboard embedded system with ubuntu 16.04 (I think it is the minimal version) and kernel 4.9.35. I have been trying to set an static IP but I have not managed to do it. I have been ...
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865 views

Does Ubuntu Core support real-time?

Does Ubuntu Core's kernel support (hard) real-time? If not, is it using a standard kernel, which can be patched with the CONFIG_PREEMPT_RT set?
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Programming C8051F020 in Ubuntu 16.10

I need to program the c8051f020 microcontroller on Ubuntu 16.10. I have yet Silicon Labs IDE through Wine and Simplicity Studio, but they doesn't work. The first one not recognize the USB debug ...
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148 views

Configuration of services via Systemd for Embedded Linux

Hello Dear Ubuntu Users, I am working on an embedded system, which runs Ubuntu. The task I would like to achieve; after the deployment of the machine, shut the network services for 15 minutes (let'...
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What's the easiest way to flash an upgraded filesystem for an embedded ubuntu device?

I have an embedded system running a 3.10.9 kernel with 12.04.5 Ubuntu. Due to the many security vulnerabilities that now exist with the older Ubuntu OS, I am trying to upgrade either the Ubuntu OS or ...
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How can I image an embedded ubuntu device over the network?

Background Info I have an embedded system running Ubuntu 12.04 which I need to upgrade to patch some security vulnerabilities. The changes will include upgrading to ubuntu 14.04, changing a few ...
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181 views

Remove/Bypass startup script

I am in trouble. I have a Linux (Ubuntu 14.04) based embedded device (PLC). I wrote a startup script in /etc/init.d/rc.local and created its symlink in Run Level rc.d directory. The script is a C ...
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148 views

Why i can't run my program with remote desktop (ssh | vnc) in lubuntu?

I have an odroid XU4 embedded board based on ARM CPU, and install lubuntu 14.04 on it. Then i want to execute my program in this board. When i executing my program with HDMI connector, everything ...
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465 views

Ubuntu Core vs. Arch Linux on ODROID-C0 development board [closed]

I have a Hardkernel ODROID-C0 development board. At the ODROID-C0 website it says that some of the operating systems that run on the ODROID-C0 are Ubuntu, Android, Arch Linux, Debian, and OpenELEC. I ...
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841 views

Can't ssh nor ping into and out of the system but internet is working

I'm new to Ubuntu. I just got a Odroid-C2 and I plan to use it as a Node.js server. I'm using the official Hardkernel Ubuntu Mate Image (should be version 16 or 14.x), and I need SSH Access to it. Not ...
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1answer
4k views

How to keep sfdisk working?

I updated to Ubuntu 15.10 but it causes a huge issue for me: sfdisk doesn't work anymore. I really need sfdisk to build partitions on SD card for my embedded Linux but it seems that options have ...
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1answer
4k views

Activate /dev/fb0 on Ubuntu Minimal?

I'm writing a program that's intended for use on an embedded CPU. For that, I'm trying to set up a small Ubuntu. Ubuntu Minimal looks like it works, with one problem: I need to do my own graphics ...
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2answers
14k views

How do I Configure/Use Hyperterminal in Ubuntu 14.04?

I do use HyperTerminal in Windows to send Data to my Micro-Controller. So that I can't see such features in Ubuntu 14.04 and also how to configure COM Ports as well as list out the details of the COM ...
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761 views

ls discrepancy with du df output

Adding up the sizes of files and directories returned by ls gives a different value than that given by df or du. The df and du commands give me the same output, so I don't have that frequent problem, ...
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2k views

Set-top box with embedded Linux. Can it be wiped for an Ubuntu install?

I have a YouView box, which runs on embedded Linux. The file-system is encrypted and there are only USB/HDMI ports on the rear (no serial ports). Pressing shift on boot doesn't provide me with any ...
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1answer
550 views

Which Version of Ubuntu is arm build?

I'm considering to use Ubuntu for a platform of our company's development effort of the main control unit in our country's national road VMS(Variable Message Sign) system. In relation to that, I want ...
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1answer
206 views

Burning ATmega32 using USBasb

How to burn ATmega32 using USBasb. I am using atmega 32 for my project. I an using Ubuntu for many years but it is now one of the big problem for me. Can we directly use terminal to burn atmega32 ...
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1answer
1k views

how to create GUI for embedded systems

I need to create a GUI for a program that I will build to run in a minimal version of linux in an embedded system that i am making. Not sure if I'm going with arm or small factor x86 architecture and ...
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1answer
1k views

Getting libboost-all-dev for ARM machine Linux--UHD Ubuntu 12.04 ZyBo ARMv7 32bit

Basic info: I need to install UHD on my ZyBo board (by Digilent and Xilinx), but cannot. I have Xillinux Ubuntu 12.04 installed on it. It has an ARMv7 architecture of 32bits.(Go to bottom for ...
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560 views

Can installing Lubuntu instead of Ubuntu help in decreasing the processing time of my program on an embedded system?

I've written a machine vision processing algorithm on an embedded board which is going to be installed in the outdoor environment. The embedded system consists of an Intel Atom Dual Core processor ...
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1answer
106 views

How do I guard ubuntu for power outage?

I develop industrial equipment with embedded PC and Ubuntu 12.04.3. Web server(apache) and DB(sqlite) running automatically when I turn on this PC. User can't shutdown in the correct sequence. ...
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345 views

Which version of gtk is compatible with Ubuntu ARM

I am learning GTK+ 3 on my pc which has Ubuntu 13.10 installed. Classes such as ListBox and Stack seem to be unavailable for 13.10 as they are packed in GTK 3.10 which only comes with 14.04. My aim ...
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134 views

how to disable unused services without using Gui?

I want to disable some unused services like bluetooth service, pulse audio service, speech dispatcher services for embedded platform. I have beagle bone black and Xilinx Zynq-7000 All Programmable ...
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1k views

Unix Signal handling in Qt Embedded Linux [closed]

I have an application for the USB interface in Qt (Embedded Linux). When a pen-drive is inserted, the kernel sends a signal for that and I want to recognize that signal and I want my Qt application ...
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2answers
3k views

Is Ubuntu suitable for an embedded system? [closed]

I am a beginner. I've heard a lot about Ubuntu, so I want to know if it's the perfect OS for me. I will be using it to learn embedded Linux and programming microcontrollers in C. Can I go with Ubuntu? ...
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1answer
544 views

Package Repository for ARM32

Is there a repository of .deb packages for 32-bit ARM architecture. I'm having issues compiling several gnome packages and I'd rather acquire the binaries directly.
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628 views

Developing GUI application for CLI Ubuntu Server

I need to be able to render my own GUI to the screen, but I'm not really sure how to do this considering I'm in a CLI environment. I don't want to install Ubuntu-desktop or anything, I don't need an ...
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2answers
1k views

Embedded .swf file in .pfd-Ubuntu 10.04

I have just finished a presentation in LaTeX. In this very .pdf file I have included a .swf animation(done with adobe flash CS5 in windows) which starts when you click on it. While I have already ...
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2answers
3k views

invalid command name “bind” - When Installing

I want to install Red Suite 4 (search on Google shows this problem is with installing other apps too) on my 64bit machine. I have installed the prerequisite packages: linux32 and ia32-libs (for ...
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6answers
3k views

What exactly is a chroot? Is it similar to a simultaneous dual boot?

It has been suggested to me that the use of a chroot might solve my problem of building an application that must run on an embedded device. I have inferred from this description that it is somehow ...
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2answers
4k views

How do I install 10.04 on a Vortex86DX embdedded system?

I am trying to install Ubuntu on a Netcom NC-499 board that contains a Vortex86DX processor. The processor vendor claims support for Ubuntu 10.04 but I am having problems installing it. I am trying to ...
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3answers
4k views

Is Ubuntu an embedded Linux system?

I'm currently studying about Linux in general and what it is. I see that Linux is a high-performance operating system that breathes life to old hardware. Ubuntu is a distribution of Linux. But I'm ...
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1answer
1k views

Having set up a DCHP server, what do I need to do for the rest of my network?

I've got a Raspberry Pi arriving any day now, and I intend to use it (amongst other things) as a DHCP server. Currently we have a few devices on our network to which we would like to assign static ...
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2answers
10k views

Can I ssh (into a mobile device) via USB?

I have a tablet with a USB connection to a host computer. (Ideally the host is running Windows, but if absolutely necessary I could switch the host to be Ubuntu also.) I want to be able to SSH into ...