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Re: Help: Rowley CrossStudio & Wiggler Problem

2004-04-18 by leon_heller

--- In lpc2000@yahoogroups.com, "nw_mcu" <nw_mcu@y...> wrote:
> I'm evaluating Rowley's CrossStudio and am having serious problems. 
> I'm using the Olimex 2106 demo board and the Wiggler JTAG 
interface.  
> I'm new to the LPC devices and GCC but not MCUs in general.
> 
> The tools and board work mostly as expected when using RAM for the 
> codespace. When using FLASH, however, several unexpected things are 
> happening: 

[tale of woe deleted]


I've not had any problems programming the flash with the Rowley 
software, apart from when the supply voltage was marginal due to flat 
batteries (I usually use four NiMH cells for powering my boards). 
This can be puzzling because loading into RAM can work OK with a 
marginal supply. Have you tried a different power supply, yours might 
be noisy or something like that? Or, the regulator on the Olimex 
board might be misbehaving with the additional load for programming 
the flash. Ideally, you could try swapping boards, but you presumably 
only have the one.

Leon

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