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Re: [lpc2000] Moving processors (IAR / JLINK)

2005-11-17 by FreeRTOS Info

> Hi All
>
> As much as I love the LPC2000 I have to do a 'quick' project with
> the Atmel ATS91SAM7 - mainly due to its inbuilt MAC and DMA on the
> serial interfaces. [When the new LPC model with MAC is available
> next year it may be considered as well].
>
> The questions are these - to any one which may have already tried or
> knows - can I use my present tools?
> I use the IAR Embedded Workbench with the Segger J-Link JTAG
> debugger and assue no problem basically building projects for the
> SAM7. The JTAG interface should also be basically compatible but
> will there be any hitches?
>
> - and which demo/evaluation board should I order to start trying?


Hi Mark,

I switch back and forth between LPC and SAM7 using IAR and J-link with no
problems.  The FreeRTOS download includes sample IAR projects for both.
Take a look at the SAM7X uIP demo for a project using IAR tools on a
standard dev board.

The one issue I'm aware of to watch out for is the .mac files supplied with
some early IAR/SAM7 kits did not always initialise the peripherals
correctly - so code would work fine on first download/debug session, but not
on subsequent downloads until the hardware had been power cycled again (only
when using the debugger).

Regards,
Richard.

http://www.FreeRTOS.org

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