[Tinyos-devel] tmote P3.6 / P3.7 direction
Philip Levis
pal at cs.stanford.edu
Thu Jul 3 16:05:11 PDT 2008
On Jul 3, 2008, at 1:50 PM, Geoffrey Werner-Allen wrote:
>
> Another option is to change the default setting in PlatformC to have
> the pins configured as inputs, but IIRC the concern here is that
> when not connected to USB this will sink some extra power into the
> chip and increase the device power consumption. So it seems like
> you need to handle the USB state and serial port setup somewhat
> independently.
Can someone validate that configuring them as inputs sinks extra
power, and how much? We have a tendency to add code to do things
perfectly, and this has over time led to TinyOS to be less tiny than
it could be.
Phil
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