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AT91SAM ARM
For users of the Atmel AT91SAM7 and AT91SAM9 ARM CPU chips. Atmel has taken a new direction by combining on chip flash and ram with the ARM CPU on a single die. This provides low cost devices for small systems using the ARM CPU. This group is to exchange information to help users get started and learn how to use the devices.
RE: Re: Cooperative FreeRTOS on SAM7-ex256 - Interrupts [4 Articles]
"FreeRTOS.org Info" - Dec 19 2007
> Ok! I've made the changes. So this might be the problem. The=20
> interrupts are working, but the tasks do not. What should I do next?
So the tick interrupt now runs. Are yo... 
Re: Cooperative FreeRTOS on SAM7-ex256 - Interrupts
axl_dudu - Dec 19 2007
I'm using the WinARM GCC.
--- In A...@yahoogroups.com, "FreeRTOS.org Info" =20
wrote:
>
> > Hi Richard. I have tried the flash demo in cooperative mode but=20
it=20
> ... linux 2.6.23/usb device driver/at91sam9260
greg...@yahoo.fr - Dec 19 2007
hello,
I upgraded my at91sam9260 board with the 2.6.23 linux kernel and i noticed a problem with the USB device driver.
Indeed when i unplug my usb cable, it hangs.
I use the et... RE: Re: Cooperative FreeRTOS on SAM7-ex256 - Interrupts [2 Articles]
"FreeRTOS.org Info" - Dec 19 2007
> I'm using the WinARM GCC.
I have never used WinARM, but assume it to be the same as GNUARM and YAGART=
O
as far as functionality and usage goes...
Take a look in port.c,... USB Mass Storage Problem [3 Articles]
Bill Smith - Dec 19 2007
Hi,
i am working in AT91SAM7SE512-EK Development board, i have downloaded the USB mass storage firmware(downloaded from the atmel web site) in my board and it is worki... hi sir [2 Articles]
hiravivarma - Dec 19 2007
hi sir
i require adc code for AT91sam7x code please give the suggestions how
i have to write
schematic diagram for at91sam7x required
adc inputs how i have to give
... Re: Cooperative FreeRTOS on SAM7-ex256 [5 Articles]
Mark Bayern - Dec 19 2007
IME biggest difference between preemptive and cooperative is how and
when the task switch occurs. Remember that in cooperative mode,
"Context switches only occur if a task blocks... arm9
rohith S - Dec 19 2007
hi
this is rohith here .....there is a plan to port an embedded linux in to arm9 core (at91sam9621) so can i use ide as embest ide ? if so will it support for embedded linux as ... Re: Re: loaded SAM-BA at the wrong address [6 Articles]
Alexander Whiplash - Dec 19 2007
--- Ryan wrote:
> That was the first thing I tried but it didnt do any
> good. Yes I tried
> to reload SAM-BA by pulling whatever pin it is low
> when I powered up... Re: loaded SAM-BA at the wrong address
Ryan - Dec 18 2007
Anyone have an answer to this for me?
--- In A...@yahoogroups.com, "Ryan" wrote:
>
> I accidentally used J-Link to send samba to 0x00000000 and now the
> chip is dead. ...