Subject:
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Re: rcx power circuit
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Newsgroups:
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lugnet.robotics
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Date:
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Fri, 7 Dec 2001 15:15:04 GMT
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Viewed:
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1892 times
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Rob Syvertsen wrote:
>
> On Thu, 2001-12-06 at 12:15, Mathias Uhr wrote:
> <snip>
> > * instead, there's a big cap (1000uF) and a ferrite "ring"
> > on the battery input (probably for some kind of filtering
> > if someone still connects an external power source).
> This is more likely to act as a buffer to prevent the voltage from
> sagging on the CPU when you're running the motors. This is always a
> pronlem when motors and CPU are run off a common source and is overcome
> through filtering the power supply.
It's the delay you get when changing batteries so you don't lose your
firmware...
(the 1000uF Cap) the ring should be for filtering power.
Dean
--
Dean Husby
LUGNET Member #320
TFM's LEGO Workshop - http://www.akasa.bc.ca/tfm
The Vancouver LEGO Club - http://www.akasa.bc.ca/vlc/
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Message is in Reply To:
 | | Re: rcx power circuit
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| On Thu, 2001-12-06 at 12:15, Mathias Uhr wrote: <snip> (...) This is more likely to act as a buffer to prevent the voltage from sagging on the CPU when you're running the motors. This is always a pronlem when motors and CPU are run off a common (...) (25 years ago, 7-Dec-01, to lugnet.robotics)
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