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Message

Re: JTAG consulting

2005-10-29 by Eric Engler

--- In lpc2000@yahoogroups.com, Rob Jansen <rob@m...> wrote:

> > If you want to work with USB JTAG code under Windows you can buy the
> > j-link SDK. It's under $500. 

> Sounds good. Is the OCDRemote library providing an open interface i.e. 
> would Gus be able to use this?

I understand that OCDRemote is free. But it doesn't support
downloading programs to flash, and it's hard to understand why they'd
leave that out. Segger's RDI software does download to flash.

They only charge for the j-link SDK that gives .h and .lib files that
let you link to their DLL. Frankly, it bothers me that this isn't
free. The DLL itself comes with the j-link device so I don't think
there's a royalty for deployment.

You can get the info on the j-link DLL API on their web site. They
give a lot of info for free, but they want you to pay for .h and .lib
files. I do advise you to look at this info on their site because it
shows that their API is very well designed, and it may give you ideas
on what you might want to do.

http://www.segger.com/jlink_dll.html

There's another resource worth checking out: the source code for the
old Angel monitor. This interfaced to the PC through a serial port, so
it had some limitations, but it gave you some great commands for
things like breakpoints, downloading, inspecting memory, etc. I found
the source in an archive of older programs at the Atmel site. It dates
from 2002, but it was written for the ARM7TDMI, so it should still be
relevant...

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