[Arm-netbook] freescale K20

[krasi gichev]

2 weeks ago I made exactly this - I setup a build environment for freedom
board. My board (KL25Z) will arive next week and I will give it a try.
Is your port in the nuttx repos? I had some trouble with cygwin build but
nothing fatal.


2013/8/25 Alan Carvalho de Assis <acassis at gmail.com>

> Hi Krasi,
>
> On 8/24/13, krasi gichev <krasimirr at gmail.com> wrote:
> > Another fan of chibios, but keep in mind that kinetis support is not
> > existing yet. According to the author of the chibios, it will follow
> after
> > Atmel cortex-m support.
> >
>
> Another option is NuttX RTOS, it has support to Freescale Kinetis family:
> http://www.nuttx.org/Documentation/NuttX.html
>
> This is a POSIX RTOS with features based on Linux. It supports many
> microcontrollers (8051, Z80, AVR, ARM: STM32, Stellaris, Kinetis,
> etc).
>
> If you want you could compile it with a shell called NSH and get
> almost all linux bash commands and everything will fit on 32KB Flash.
>
> I ported it to low cost Freedom board (FRDM-KL25Z) with Greg Nutt's
> help. I'm using it on my projects and it is saving me much time
> because my Linux background.
>
> Taste it (probably you already have a supported board) and you will
> see what I'm talking about.
>
> Best Regards,
>
> Alan
>
> >
> > 2013/8/24 Ken Phillis Jr <kphillisjr at gmail.com>
> >
> >> I know of an portable Real Time OS that is meant for smaller ARM chips,
> >> and This OS is called callled ChibiOS[1]. ChibiOS Offers the same level
> >> of
> >> options as the ARDUINO[2] does for ATMEL chips.
> >>
> >>
> >>
> >> [1]Chibi OS
> >> http://chibios.org/
> >>
> >> [2] Arduino
> >> http://www.arduino.cc/
> >>
> >>
> >> On Mon, Aug 19, 2013 at 10:06 PM, luke.leighton
> >> <luke.leighton at gmail.com>wrote:
> >>
> >>>
> >>>
> http://www.cnx-software.com/2013/08/08/mc-hck-is-a-5-arm-development-board-powered-by-freescale-k20-mcu/
> >>>
> >>> awww, this one's awesome!  32QFN $1.60 in 1k volumes, and it's damn
> >>> good.  even has I2S so could be connected to an audio driver IC...
> >>> which ironically would be about the same price - hilarious.
> >>>
> >>> l.
> >>>
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