Lpc2000

----- Original Message ----- 
From: "Scott Newell" <newell@...>
To: <lpc2000@yahoogroups.com>
Sent: Sunday, January 16, 2005 6:57 PM
Subject: Re: [lpc2000] Re: Wiggler + Crossworks works, ocdremote not?


>
> At 12:44 PM 1/16/2005 +0000, leon_heller wrote:
>>
>>
>>Arie de Munck sent me an interface schematic that had pins 8 and 15
>>linked on the DB25 connector. I tried that on my interface and it now
>>works OK with the current OCD Commander software.
>
> Even with this mod, my Olimex is still acting strangely under the recent
> OCD Commander.  Anything other than speed 8 gives me the dreaded:
> "Error Response from INITIALIZE: 0x03 initialize_target : cable
> disconnected  (10 : 03)".
>
> Speed 8 appears to work, but it is horribly slow.  Some of the older
> versions seem to work better, in that I can do the initial connect at 
> speed
> 8, then switch to speed 2 or 3.  But even then, I'm seeing a lot of 
> unknown
> opcodes during single stepping, and stepping through a BL doesn't show the
> link register updating.
>
>
>>I've modified my schematic and PCB design and I'll be updating my web
>>page and my files in the Group's Files area.
>
> I think I'll try your circuit next.  This Olimex jtag
> 'almost-a-wiggler-clone' cable is terribly frustrating.

My interface works OK at the max. speed setting (1). My real Wiggler will 
only manage 3!

I've updated the files in jtag.zip.

Leon 



-- 
No virus found in this outgoing message.
Checked by AVG Anti-Virus.
Version: 7.0.300 / Virus Database: 265.6.12 - Release Date: 14/01/2005