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Lpc2000

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

Message

Re: Still need help...

2005-12-06 by octofroggy

--- In lpc2000@yahoogroups.com, "mauricioscaff" <scaffm@g...> wrote:
>
> Does anybody have some experience with LPC21xx devices in powerdown 
mode ?
> 
> Thanks
> 
> 
> 
> 
> Hi,
> 
> I'm trying to put a LPC2146 in a deep power down mode, but, the 
best I
> can get is  1,2mA....
> After a lot of tests, i have lowered this to 375uA but putting two
> 470K pulldowns in the USB lines (D+ ; D-)
> My test board consumes only 2uA without the processor, and I have 3
> boards with the same behavior.
> Any ideas ?
> 
> Thanks, Mauricio
>

Do you have any floating IO pins...?

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