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RE: [lpc2000] Wiggler + Crossworks works, ocdremote not?

2004-12-06 by Leon Heller

>From: "theeuwke" <theeuwke@...>
>Reply-To: lpc2000@yahoogroups.com
>To: lpc2000@yahoogroups.com
>Subject: [lpc2000] Wiggler + Crossworks works, ocdremote not?
>Date: Mon, 06 Dec 2004 11:03:24 -0000
>
>
>
>Hi everybody again.
>
>I'v finally got the Ashling LPC2106 AND my custom 2292 board working.
>But... Only in Crosworks from Rowley??? (And it runs perfectly). I
>configured the LPC2106 according to the Omilex schematics, and the
>LPC2292 to the Omilex 2129 schematics. That seems to work, but if I
>try the ocdremote I get most of the time "Cable disconnect" and some
>times "Not in background". I use Leon's schematic, but use a 74HC244N
>and a BC547C. I tried all speeds.
>
>I am suspecting the Transistor, but it's just an ordinary NPN
>transistor. On the scope I see the nRST pulled up and data on TDI,
>but there is no data getting out. Connecting TRST instead is not the
>solution.

Weird! I actually used a 74HC244 for my 'Wiggler alike', and the BC547C 
should work OK. Does it work with Crossworks at maximum speed?

Leon

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