rtos Questions
4
Solved
I am looking for tools and techniques for prototyping (virtual prototyping), simulation, and testing of deeply embedded C code on desktop Windows, including building realistic embedded front panels...
Ardeb asked 28/7, 2012 at 14:51
4
Solved
It sounds reasonable that the os/rtos would schedule an "Idle task". In that case, wouldn't it be power consuming? (it sounds reasonable that the idle task will execute: while (true) {} )
Dead asked 28/3, 2013 at 17:56
5
Solved
Assume I have a cooperative scheduler in an embedded environment. I have many processes running. I want to utilize the watchdog timer so that I can detect when a process has stopped behaving for an...
5
Solved
I am planning to implement a small-scale data acquisition system on an RTOS platform. (Either on a QNX or an RT-Linux system.)
As far as I know, these jobs are performed using C / C++ to get the m...
Godliman asked 10/9, 2009 at 1:12
3
Solved
Can somebody enlighten me how does CAS software like http://www.ptlsim.org/ work? How do they achieve cycle accuracy if there is neither information how many cycles are used per instruction nor CPU...
Commit asked 10/1, 2013 at 13:54
12
Solved
I mean how and why are realtime OSes able to meet deadlines without ever missing them? Or is this just a myth (that they do not miss deadlines)? How are they different from any regular OS and what ...
Interphone asked 11/2, 2009 at 12:11
8
Does anyone have especially good (or bad) experiences with any of the following embedded TCP / IP stacks?
uIP
lwIP
Bentham's TCP/IP Lean implementation
The TCP/IP stack from this book
My ...
Gratulate asked 21/7, 2009 at 16:45
3
Solved
A little intro,
I am currently writing a small (read tiny) RTOS kernel, well it's supposed to be monolithic with most stuff in the kernel. However I can't find much information on a few things lis...
Tshirt asked 22/7, 2012 at 17:23
3
Solved
As I can understand, every OS need to have some mechanism to periodically check if it should run some tasks and suspend others.
One way would be some kind of timer on whose expiry the OS will che...
Certainty asked 14/7, 2012 at 11:8
5
Solved
I would like to be able to have a basic OS and a basic file system for the high end MSP430 probably the MSP430F5438. I know I can go with something like FreeRTOS , IAR PowerPac or Micrium to name j...
4
Solved
Consider the function/process,
void task_fun(void)
{
while(1)
}
If this process were to run on a normal PC OS, it would happily run forever. But on a mobile phone, it would surely crash the entir...
Residency asked 10/6, 2011 at 6:6
4
Solved
Which RTOSes do Ada have opensource/free cross-compilers available, with support for multitasking/multithreading?
I have an Atmel AT90USB162 chip which I want to program using Ada. My first optio...
Vaginectomy asked 25/10, 2011 at 11:55
3
In vxworks, should every task be spawned with VX_FP_TASK option?
The VX_FP_TASK option is required if your task uses any floating point operations. But how does one predict the future - i mean, ho...
4
Solved
On a small embedded system project we have some code which we would like to run in a thread so we are electing to build in top of an embedded RTOS (eCos).
Previously, we have used a cyclic execut...
Futile asked 22/9, 2008 at 14:57
12
Are there any open source real time operating systems out there? I've heard of real-time Linux, but most implementations seem to really be a proprietary RTOS (that you have to pay for) that r...
Sextillion asked 17/12, 2008 at 7:51
3
Solved
We're students developing a mid-size (~ 4.5 feet tall) humanoid robot as a sponsored research project in college. The major tasks that the robot should be able to perform include: moving arou...
2
Solved
I want to develop some HAL (Hardware Abstraction Layers) to use in PIC32 and some ARM.
Basically I want to make some code that's usually available on a OS, like generic pin access, communic...
Parthenope asked 16/4, 2011 at 19:43
2
Solved
I have worked extensively on AVR microcontrollers. I haven't had a proper OS course at UNI..not from a CS branch, but I want a book that gives me generic OS concepts as well as RTOS concepts ...
Encyclopedia asked 19/12, 2010 at 18:20
5
Solved
First the background, specifics of my question will follow:
At the company that I work at the platform we work on is currently the Microchip PIC32 family using the MPLAB IDE as our development env...
10
Solved
I'm programming in C for RAM limited embedded microcontroller with RTOS.
I regularly break my code to short functions, but every function calling require to more stack memory.
Every task needs his...
4
Solved
In an embedded application programmed on C on ARM7 (with portability requirements), currently using a commercial priority-based preemptive RTOS, we need to remove that RTOS and any RTOS dependency ...
Boarer asked 8/7, 2009 at 14:45
2
Solved
In the vxWorks RTOS, there is a shell that allows you to issue command to your embedded system.
The documentation refers to kernel shell, host shell and target shell. What is the difference between...
© 2022 - 2024 — McMap. All rights reserved.