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 Post subject: FreeRTOS + uIP + IAR on AT91SAM9XE-EK
PostPosted: Thu Jul 21, 2011 1:24 pm 
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Joined: Thu Jul 21, 2011 1:10 pm
Posts: 2
Hey guys!

I am working with an AT91SAM9XE-EK development board with IAR as the IDE.
I have downloaded the latest FreeRTOS stack which includes an example project. It works fine on its own.
Included in the IAR workbench is a simple hello-world example which also works fine on its own. What I want to do now is merge these two projects into one so that I can use the uIP in a task of FreeRTOS. But I simply cannot do it! I've been trying for two days but always get compiler errors, linker errors or debugger errors, because the file structures of the two projects are so different. I simply cannot use the two together.

I have already implemented the exact setup that I want to use on another hardware board (from CYAN technologies) and have since switched hardware.

I have seen that the FreeRTOS distribution includes a uIP version aswell, so I was thinking that most likely somebody here has already got it to work. Can anybody help me out here? I hope this is enough information.

Thanks in advance!


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 Post subject: Re: FreeRTOS + uIP + IAR on AT91SAM9XE-EK
PostPosted: Thu Jul 21, 2011 9:57 pm 
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Joined: Thu Dec 02, 2004 2:28 pm
Posts: 454
hello benedict,
my advice would be to use the freertos port for "Atmel SAM7X ARM7 with IAR development tools".
I would assume that app. 95% of the code can be used also at the sam9xe, you only have to change some stuff like low level init. most of the peripherals of sam7x and sam9xe are identical.

regards
gerhard


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 Post subject: Re: FreeRTOS + uIP + IAR on AT91SAM9XE-EK
PostPosted: Fri Jul 22, 2011 10:57 am 
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Joined: Thu Jul 21, 2011 1:10 pm
Posts: 2
Hello and thank you for your reply!

Yes I found the example for the SAM7 chip but I thought that my approch would be easier given the fact that I have two projects that are working individually. Was I wrong about that!

I will have a look at the SAM7 example project but I am not sure if I can identify all the things that have to be changed. I must say that the complexity of the chips scare me off a bit. Also the IAR environment is not very intuitive and user friendly, IMHO.

Oh well, I guess I'll keep trying.

Thanks again for your reply!
If anybody else has suggestions they would be highly appreciated.
Is there somebody here who has used the platform over a longer period of time? Maybe I could upload my project so that person could take a look at it and identify my errors. A lot to ask, I know.


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 Post subject: Re: FreeRTOS + uIP + IAR on AT91SAM9XE-EK
PostPosted: Fri Jul 22, 2011 1:10 pm 
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Joined: Thu Dec 02, 2004 2:28 pm
Posts: 454
hello benedict,
sounds like you don't have much experience with porting projects and especially working with arm7/9.
if the complexity of this chips is too high for you i would wonder how you will realize this project.
but nether the less you can upload your project and i will take a look at it.

regards
gerhard


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