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Re: [Paparazzi-devel] New Cortex-M4 hardware platform


From: Meier Lorenz
Subject: Re: [Paparazzi-devel] New Cortex-M4 hardware platform
Date: Thu, 26 Jul 2012 16:26:03 +0000

For all those interested in some real flight videos, we have one up now (I 
recommend to enable your speakers, the voice over is pretty detailed):

https://pixhawk.ethz.ch/px4/start


On Jul 26, 2012, at 3:24 PM, Meier Lorenz wrote:

> I'm not sure if APM/ACM will want to wait forever for Arduino, that's all I 
> can say so far.
> 
> The PX4 platform will be continuously developed, an there are some major 
> research groups behind it. 
> 
> I would also recommend to compare the Atmel ARMs selected by Arduino to the 
> F4 (look at clock rates, RAM and floating point support). At least to my 
> current knowledge the result will be pretty clear. 
> 
> Cheers,
> Lorenz
> 
> Von meinem iPhone gesendet
> 
> Am 26.07.2012 um 11:54 schrieb "Chris Gough" <address@hidden>:
> 
>>> Rumors say Ardupilot will go RTOS and ARM Cortex as well.
>>> Is that this, or will they come out with a announcement as well soon?
>> 
>> The stated plan for some time was for ArduPilot to follow Arduino to
>> onto a Samsung ARM platform, and there has been some progress but it
>> seems to be dragging out more slowly than expected. If some of the
>> influential Ardu* developers remain enthusiastic about migrateing to
>> NuttX, it seems unlikely that the community would try to follow both
>> paths. I predict the roadmap will be clear by the end of the Christmas
>> holiday season. Watch for public statements by Tridge a few weeks
>> after he finishes focussing on OBC2012, he's pretty much the thought
>> leader.
>> 
>>> Reusing Ardupilot hardware could solve many many problems the community is
>>> suffering from right now...
>> 
>> Well, it's not ArduPilot but 3DR hardware produced on the same scale :)
>> 
>> I've been talking to Chris Anderson / 3DR about organising developer
>> discounts on PX4 hardware to paparazzi devs that want to port to it.
>> Not free unfortunately, more like the wholesale price that 3DR
>> distributors pay. It's not a done deal yet, but seems like it should
>> be possible. What's the fairest/best way to judge that, GIT committers
>> (there's only 6)? people listed in the AUTHORS file on the master
>> branch (and thus let the comitters arbitrate)?
>> 
>> Chris Gough
>> 
>> On Thu, Jul 26, 2012 at 7:19 PM, Tilman Baumann <address@hidden> wrote:
>>> Rumors say Ardupilot will go RTOS and ARM Cortex as well.
>>> Is that this, or will they come out with a announcement as well soon?
>>> 
>>> Reusing Ardupilot hardware could solve many many problems the community is
>>> suffering from right now...
>>> 
>>> 
>>> On 26 Jul 2012, at 07:02, Meier Lorenz wrote:
>>> 
>>>> Hi all,
>>>> 
>>>> I'd like to present a new hardware platform that might be an option for
>>>> porting the Paparazzi software stack onto it, since it's open hardware, has
>>>> a POSIX-like RTOS and is available readily and at a very low price ($150 
>>>> for
>>>> the main autopilot/sensor module).
>>>> 
>>>> It is a brand new project, but the infrastructure layers are solid and
>>>> we're already flying it. Starting from the Linux port of Paparazzi, porting
>>>> should not bee too hard (it's a POSIX/VxWorks/Unix like RTOS called NuttX).
>>>> 
>>>> It is also important to point out that we (PX4 project / contributors)
>>>> don't earn any money from this design, 3DR is our kind hardware producer 
>>>> and
>>>> they really committed to very low pricing, also for the servo and AR.Drone
>>>> expansion boards.
>>>> 
>>>> http://diydrones.com/profiles/blogs/introducing-the-px4-autopilot-system
>>>> 
>>>> -Lorenz
>>>> 
>>>> ------------------------------------------------------
>>>> Lorenz Meier
>>>> PhD Student
>>>> Computer Vision and Geometry Lab
>>>> ETH Zurich /
>>>> Swiss Federal Institute of Technology
>>>> http://www.inf.ethz.ch/personal/lomeier/
>>>> 
>>>> 
>>>> _______________________________________________
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>>>> https://lists.nongnu.org/mailman/listinfo/paparazzi-devel
>>> 
>>> 
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>> 
>> 
>> 
>> -- 
>> .
>> 
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