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Re: eCos and AT91SAM7S-EK
- From: Andrew Lunn <andrew at lunn dot ch>
- To: wavecom wavecom <wavecomw at yahoo dot com>
- Cc: ecos-discuss at ecos dot sourceware dot org
- Date: Sat, 30 Jun 2007 17:00:26 +0200
- Subject: Re: [ECOS] eCos and AT91SAM7S-EK
- References: <171385.80326.qm@web60719.mail.yahoo.com>
On Sat, Jun 30, 2007 at 01:04:03AM -0700, wavecom wavecom wrote:
> Hi,
>
> I'm the beginner eCos user. Now I'm trying to run eCos
> on the AT91SAM7S-EK. I've downloaded newest version of
> eCos source code and the configtool from cvs. After
> setup for AT91 I have successfully compiled eCos libs
> with default compilation options except -g option. I
> have removed -g option from options to minimize size
> of kernel.
> I wanted to run the ?Hello, eCos world!? example, I
> have compiled those examples using default Makefile
> from /examples directory. Then I have downloaded
> result (?examples/hello?) using SAM-BA to the
> AT91SAM7S-EK board. The board was connected to PC via
> SERIAL0 and DBGU to PC where I have got 2
> hyperterminals (38400 8-n-1 non-flow control).
> I'm expecting to observe ?Hello, eCos world!? on one
> of the hyperterminals, but after reset there was no
> output.
I've never used SAM-BA, so maybe a dumb question. What exactly did you
download? The elf or a binary image? Where did you download it to?
What address?
In order to do any serious work with the AT91SAM7S devices you are
going to need a JTAG device for both code download and debugging.
Andrew
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