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Re: [lpc2000] RE: Chamleon ARM Jtag Accelerator

2006-03-27 by Leon Heller

----- Original Message ----- 
From: "Bruce Paterson" <bruce.paterson@...>
To: <lpc2000@yahoogroups.com>
Sent: Monday, March 27, 2006 2:46 AM
Subject: [lpc2000] RE: Chamleon ARM Jtag Accelerator


> 
>> > Hi Bruce.
>> > 
>> > I purchased a Chameleon pod last year and had trouble getting it to 
>> > work even with Macraigor's OCDRemote. Maybe between the two 
>> of us, we 
>> > can get it to operate with OpenOCD.
>> 
>> Actually I've just found a pdf on the Amontec website 
>> (amt_ann005.pdf) that references other application notes on 
>> various PC Parallel Port configurations. I'd originally gone 
>> in via the openocd link which didn't take me to that 
>> document. Looks like one of my requests is in fact already there :)
>> I'll see if that ends up helping me....   Apologies to Amontec.
> 
> Unfortunately I have to report it didn't help me.
> It mentions two EPP standards (1.7 and 1.9), and that "there are
> differences between these two standards which may affect the operation
> of devices. This is further discussed later". I couldn't find that
> "later", so I'm still in the dark how I should be setting up my BIOS (I
> think I've tried all my BIOS permutations now anyway).
> 
> Has anyone actually got OpenOCD / Jtag Acceleror working ?
> 
> I'd really prefer not to have to debug the debugger. The Amontec
> documentation looks pretty thorough, but I'd rather not have to go there
> (128 pages directed at a debugger developer audience); I have so much of
> my own code I need to spend time debugging !  Am I expecting too much ?
> Should I throw the Chameleon away and buy a USB JTAG device (but then,
> the OpenOcd compatible version is made by Amontec too!) ?

FWIW, it works OK with the CrossWorks debugger.

Leon
--
Leon Heller, G1HSM
leon.heller@...
http://www.geocities.com/leon_heller

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