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Lpc2000

Index last updated: 2026-04-28 23:31 UTC

Message

Re: JTAG Download problems

2005-12-09 by dagoss123

There is a jumper (J9) that is labeled JTAG. It is installed.

Thanks.
Doug
--- In lpc2000@yahoogroups.com, "Michael Rubitschka" 
<rubitschka@h...> wrote:
>
> Hi
> 
> On my boards I must set a jumper to activate the debug, download 
mode.
> Did you set the jumper ?
> 
> Cheers
> Michael
> 
> >From: "dagoss123" <dagoss123@y...>
> >Reply-To: lpc2000@yahoogroups.com
> >To: lpc2000@yahoogroups.com
> >Subject: [lpc2000] JTAG Download problems
> >Date: Thu, 08 Dec 2005 21:27:36 -0000
> >
> >I am new to the ARM uC and the Keil tools
> >
> >I have a Keil MCB2130 board with a 2138
> >
> >I have the Keil ULINK connected to a USB port (and the USB light 
is on)
> >and windows recognized it as a USB device. It is connected to the 
eval
> >board through the JTAG connector.
> >
> >A seperate USB connector powers the board and the power led is on 
(and
> >i verified the voltages on the board)
> >
> >I can build the blinky project, but can't download it to the board
> >
> >When i try, the COM led lights on the ULINK, but i get a "JTAG 
Comm
> >failed" error message.
> >
> >Any ideas would be appriciated!
> >
> >
> >
> >
>

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