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Acess ARM9 hardware timers ( C and Linux )

Started by JimNorton in comp.arch.embedded●17 years ago ● 6 replies

Hello everybody, I'm new to embedded linux development. I want to write some routines that need 1uS timer resolution. I understand that the...

Hello everybody, I'm new to embedded linux development. I want to write some routines that need 1uS timer resolution. I understand that the ARM9 processors have 16 bit hardware timers. How do one use these timers in linux from 'C'. Anybody have any example code? If I was writing is Assembly, as I do with PICS, it would probably be easy.. but this is the first time working with ARM9 and Li...


UK Embedded Masterclass - 7th and 12th May - Cambridge and Bristol

Started by Energi in comp.arch.embedded●17 years ago

http://www.embedded-masterclass.com Hi, just to let you know that we are running the Embedded Masterclass again this. Thanks to all of you...

http://www.embedded-masterclass.com Hi, just to let you know that we are running the Embedded Masterclass again this. Thanks to all of you that supported it last year. We are re-running the Embedded Linux workshop, as we were oversubscribed last year - also workshops on GUI development, Software Timing Analysis and MisraC++. Various 'useful' technical presentations and an exhibition...


Suggestions required for embedded linux platform

Started by bluesmoke0 in comp.arch.embedded●17 years ago ● 1 reply

Hi, I want to design a gateway platform for home automation application that can expose its services to WLAN. The platform should also be...

Hi, I want to design a gateway platform for home automation application that can expose its services to WLAN. The platform should also be able to support the Bluetooth connectivity. I am thinking to use an embedded Linux OS to enable it to execute the libupnp (UPnP SDK for linux) application for service discovery. Can any one suggest me a suitable embedded linux development board, more close...


Best starter/dev board for learning embedded Linux

Started by vorange in comp.arch.embedded●17 years ago ● 4 replies

Hi, what's the best board for learning embedded linux. I'd like a small not-too-expensive board which comes with a manual and...

Hi, what's the best board for learning embedded linux. I'd like a small not-too-expensive board which comes with a manual and examples that takes me step by step from the basics to the advanced level. I'd like to learn as much as possible about it and take advantage of free libraries to interface with various peripherals (act as a usb host, save to an SD card, save to a usb attached...


newbie to embedded linux on arm

Started by tama in comp.arch.embedded●17 years ago ● 23 replies

Hi Guys, I am new to linux/embedded linux. I have a strong understanding of embedded hardware and C programming. I want to learn linux/...

Hi Guys, I am new to linux/embedded linux. I have a strong understanding of embedded hardware and C programming. I want to learn linux/ embedded linux. Recently got a board from boradcon EM2400II + 5.6 TFT LCd touch screen. Can some one please suggest what is the best point to start with. how to set the tool chain, linux os, boot loader, compiler. How to develop a small application just a...


Beginner Embedded Linux in c

Started by najafa in comp.arch.embedded●17 years ago ● 1 reply

Hi am a beginner in Embedded Linux in C. I need to know how to video stream real time in linux using ARM. I know the c language and socket...

Hi am a beginner in Embedded Linux in C. I need to know how to video stream real time in linux using ARM. I know the c language and socket programming but I need help in learning embedded programming using RTP/UDP. So far, I can't seem to find the right book or website to help or teach me. Any help or suggestion is most welcomed. Thank you. -----------------------------...


Seeking JTAG emulator for Atmel AT91 ARM Cores on Linux

Started by Johnson in comp.arch.embedded●16 years ago ● 39 replies

Hi there, We are porting a windows application from desktop into embedded Linux on Atmel AT91 ARM Cores, thus we need JTAG to debug the...

Hi there, We are porting a windows application from desktop into embedded Linux on Atmel AT91 ARM Cores, thus we need JTAG to debug the firmware under a Linux environment. However, SAM-ICE only connects via USB to a PC running Microsoft Windows2000 or XP. So I am looking for a JTAG emulator running on Linux. If you have any good idea/knowledge, could you please help? BTW, a frien...


Looking for BusyBox equivalent

Started by like2learn in comp.arch.embedded●16 years ago ● 15 replies

I am developing an embedded linux system, and I would like a "Swiss-Army-Knife" tools utility like BusyBox in place. I am using Wind River Linux...

I am developing an embedded linux system, and I would like a "Swiss-Army-Knife" tools utility like BusyBox in place. I am using Wind River Linux 4.0, and to protect our business, some of our source codes won't be open, at least for now. However, the developers of BusyBox is sueing around to collect money, so I am looking for an equivalent. Any information will be highly appreciated. Thank you for ...


Embedded GUI Design Software for Linux

Started by like2learn in comp.arch.embedded●16 years ago ● 2 replies

I would like to know what is the most popular Embedded GUI Design Software for Linux thesedays. I need a GUI for an embedded linux device, which...

I would like to know what is the most popular Embedded GUI Design Software for Linux thesedays. I need a GUI for an embedded linux device, which has a LCD with about a quarter of VGA size. Of course an attractive interface is preferred, as long as it doesn't take huge resource and development efforts (we are not game developers anyway). Our GUI developer have years of experience of designing GUIs ...


RT/embedded OS use poll

Started by Stargazer in comp.arch.embedded●16 years ago ● 31 replies

Greetings, I am examining a case for a new RT/embedded OS in today's situation. I would like to get a simple YES/NO answer from embedded...

Greetings, I am examining a case for a new RT/embedded OS in today's situation. I would like to get a simple YES/NO answer from embedded developers. Suppose that you are starting a new project. You are considering to use embedded Linux and you offered an RT/embedded OS by a vendor John Doe Inc. The RTOS is proposed in complete source code, uses GNU toolchain to build and development lice...


C++ threads versus PThreads for embedded Linux on ARM micro

Started by gp.k...@gmail.com in comp.arch.embedded●8 years ago ● 49 replies

We're starting an embedded Linux C++ project with an ARM micro and using GCC V7. Can anyone suggest pros and cons of using C++ Threads versus...

We're starting an embedded Linux C++ project with an ARM micro and using GCC V7. Can anyone suggest pros and cons of using C++ Threads versus PThreads (Posix threads).


Connecting to an embedded Linux device over USB

Started by bitrex in comp.arch.embedded●10 years ago ● 9 replies

I have a piece of hardware (drum machine) which I know runs a version of Busybox on an Intel Atom platform, I think. It appears to have 256...

I have a piece of hardware (drum machine) which I know runs a version of Busybox on an Intel Atom platform, I think. It appears to have 256 megs of RAM and a gig of internal Flash storage. I'm trying to figure out what the best way to hopefully ssh into the device and gain root would be, as it seems there's a corrupted file in the Flash storage that's causing it to crash repeatedly whe...


Embedded Linux: share data among different processes

Started by pozz in comp.arch.embedded●10 years ago ● 48 replies

I'm new to embedded Linux so this question could be very simple for many of you. Most probably, it isn't directly related to embedded world, but...

I'm new to embedded Linux so this question could be very simple for many of you. Most probably, it isn't directly related to embedded world, but to Linux OS generally. Anyway I think it is a common scenario in embedded applications. I'm going to develop a local/remote control of an electronic device. It communicates through a RS485 link. The local control will be a touch-screen display...


Webinar: Development of Real-Time Systems with Embedded Linux

Started by Sunil Kumar in comp.arch.embedded●10 years ago

Join the next webinar by Toradex on Development of Real-Time Systems with Embedded Linux. In this webinar, you will learn about different...

Join the next webinar by Toradex on Development of Real-Time Systems with Embedded Linux. In this webinar, you will learn about different approaches to the development of deterministic systems (Real-Time Embedded Systems) in Application Processors of the i.MX6 and i.MX7 lines. You can choose from our two sessions in English, or the session in Portuguese – all on December 14t


Watchdog for an embedded Linux-based system

Started by pozz in comp.arch.embedded●10 years ago ● 10 replies

I have a Linux-based SOM that intregrates complexity (CPU, memories, Ethernet PHY and so on) and I'm going to design a carrier board for...

I have a Linux-based SOM that intregrates complexity (CPU, memories, Ethernet PHY and so on) and I'm going to design a carrier board for it. I'd like to add an external watchdog on the carrier board for two purposes: - automatically rerun the system when the applications running on Linux crash for some reasons (mainly bugs) - automatically rerun the system when the system is not able to...


[OT] Embedded Linux hosts sharing Ethernet broadcast domains with two IP subnets

Started by Anonymous in comp.arch.embedded●10 years ago ● 4 replies

I think this is little OT here, because the question is mostly network oriented. However my nodes will be Linux embedded boxes and some solutions...

I think this is little OT here, because the question is mostly network oriented. However my nodes will be Linux embedded boxes and some solutions could be very low-level, so I think many of you could help me in some way. I have N Ethernet hosts based on embedded Linux. Each one features an Ethernet interface dedicated to the final user that could change the IP address configuration.


FTP (or similar) over serial port of an embedded linux system

Started by pozz in comp.arch.embedded●9 years ago ● 8 replies

Maybe this question should be posted in a linux development group, however the use of a serial port is more typical in an embedded...

Maybe this question should be posted in a linux development group, however the use of a serial port is more typical in an embedded environment, so I try to post here. I have an embedded Linux box (based on a Raspberry) with a serial port converted to a USB port through a UART-USB transceiver from Microchip. This USB port is seen as a COM port under Windows OS. I need to do simple ope...


Linux and Yocto Project Training 2018, Germany

Started by Sunil Kumar in comp.arch.embedded●9 years ago

Toradex is offering an enterprising three-day course in collaboration with KOAN Embedded Software Engineering to teach everything that you need to...

Toradex is offering an enterprising three-day course in collaboration with KOAN Embedded Software Engineering to teach everything that you need to get started with embedded Linux and Yocto. You will be guided step-by-step by experienced trainer Marco Cavallini. The course is for a maximum of 10 attendees and will be held at the Victor's Residenz Hotel Munich, Germany, from January 2


Embedded linux serial port

Started by pozz in comp.arch.embedded●5 years ago ● 2 replies

I used a simple driver for serial port in Linux with success in many projects, but recently I found an issue with it. The scenario is an...

I used a simple driver for serial port in Linux with success in many projects, but recently I found an issue with it. The scenario is an embedded Linux (running on iMX6) that runs a QT application (that creates a GUI on a touch display) and a C application that communicates over a serial port. When QT application starts some complex graphics (I see its CPU load reaching 70-80%), the ...


"Device-to-smartphone" and "smartphone-to-device" technologies

Started by pozz in comp.arch.embedded●8 years ago ● 28 replies

Nowadays the poor embedded developer faces new challenges that go outside the limited world of C/C++ program on a resource constrained...

Nowadays the poor embedded developer faces new challenges that go outside the limited world of C/C++ program on a resource constrained hardware. Now the hardware isn't so resource constrained (Raspberry and many other embedded Linux boards or SOM are just examples) on one side. And the device isn't isolated anymore, it is usually connected (directly or indirectly to Internet). The Th...