Lpc2000

> First of all, thanks for your fast response.
No problem!

> I had tried what you say, but with the same results. What I do is 
> include this file in my project (I'm not usign GNU-GCC but IAR):

Ok.

>  In the dissasembly window, I could see that:
> so this looks like the checksum is not loaded.
> 
> Any suggestions?

Post a new question with the request:

   Setting checksum with IAR/J-Link?

Or whatever tool you use to load the image.

You could always first try the Philips FlashTools utility
to confirm that your code works and that this is the
problem.

Dave