[FOSS-GPS] RTKLib processing power

[Michele Bavaro]

I second Josh, I had RTKLIB running on Olinuxino iMX233.. rubbish 
floating point but still could do 2Hz off a uBlox NEO6P :)

Michele


On 03/10/2013 00:04, Josh Leighton wrote:
> Hi Weber,
>
> There's nothing specific to the A9 that would make compiling RTKLib a 
> problem.  Whether you encounter trouble will most likely depend on 
> what linux distribution you end up running.
>
> We compile the linux kernel ourselves so we can build our own debian 
> image, where apt-get makes life pretty easy when it comes to compiling 
> RTKLib or other such libraries.  Depending on the community support 
> for your hardware and what pre-built images are available, debian may 
> or may not be an option for you.  I always recommend others to use 
> debian because it makes package management and compatibility so easy.
>
> I don't think RTKLib has many dependencies though, so regardless of 
> what you're running you should have an easy time of it.
>
> Best of luck,
> -Josh
>
>
> On Tue, Oct 1, 2013 at 3:32 PM, weber de souza calixto 
> <webersouzacalixto at gmail.com <mailto:webersouzacalixto at gmail.com>> wrote:
>
>     Josh,
>
>     I'm back on this project.
>
>     A question: Did you have problems to compile RTKLib to A9 processor?
>
>     In the following weeks I will to compile it, I'm just waiting my
>     dev board to arrive
>     (http://br.embeddeddeveloper.com/tools/2654/Newark-element14/MCIMX6Q-SL.htm)
>
>     Weber
>
>
>
>
>     2013/8/22 weber de souza calixto <webersouzacalixto at gmail.com
>     <mailto:webersouzacalixto at gmail.com>>
>
>         Hi,
>
>         Josh thanks for sharing your experience. Sure it is helping me
>         a lot to choose the processing platform. Right now I`m
>         inclined to choose a quad-core 1.2 Ghz A9 to start testing.
>
>         Danny, to use raspberry or beaglebone is dependant on your
>         needs. In my case I cant wait RTKLib to compute and then shoot
>         the picture. Airplanes can`t hover :)
>
>         Weber
>
>
>         2013/8/22 Danny Miller <dannym at austin.rr.com
>         <mailto:dannym at austin.rr.com>>
>
>             What about Raspberry Pi and Beaglebone Black?
>
>             Danny
>
>
>             On 8/21/2013 7:42 PM, Josh Leighton wrote:
>>             While I can't speak very scientifically, I can report on
>>             our experiences running rtklib on gumstix embedded linux
>>             computers.  Previous we used a Gumstix Overo with an ARM
>>             cortex-A8 (single core) at 800MHz I believe.  We couldn't
>>             reliably do more than 1Hz RTK alongside the other
>>             processes we were running.  If I recall correctly,
>>             rtknavi was using ~15% cpu at 1Hz.
>>
>>             Now with a Duovero (dual core, arm cortex-A9 at 1GHz) we
>>             have no problem running RTK at 5Hz.  Cpu usage is still
>>             around 15%.
>>
>>             Hope that's of some help to you.
>>
>>             -Josh
>>
>>
>>             On Wed, Aug 21, 2013 at 8:19 PM, Weber
>>             <webersouzacalixto at gmail.com
>>             <mailto:webersouzacalixto at gmail.com>> wrote:
>>
>>                 Hi all,
>>
>>                 Question: How much processing power to get real time
>>                 RTK corrections from RTKLib?
>>                 I'm thinking of using uBlox LEA-6T-0 (5 Hz RAW
>>                 update) on both basestation and rover (a UAV), with
>>                 RTKNAVI or an adaptation running on the rover so I
>>                 need to choose a onboard computer capable.
>>
>>                 Thanks,
>>
>>                 Weber
>>
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>
>         -- 
>         Weber de Souza Calixto
>
>
>
>
>     -- 
>     Weber de Souza Calixto
>
>
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