PicDude wrote :

> On Sunday 11 September 2005 05:04 am, Jan-Erik Soderholm scribbled:

> > Note that the Wisp628 doesn't do that either "as-is".
> > It needs a few extra components (as outlined on Wouters
> > Wisp628 page), and then it simple shorts Vdd to GND
> > a short period, which in itself puts some constraints
> > on the power supply (no PSU with "soft-start-", not
> > to many uF's on-baord). A 7805 based PSU with a few
> > 10's of uF has usualy worked for me.
> 
> I was just looking at that and I'm not a fan of shorting out 
> the PS.  Surely there must be a cleaner way to do this, by
> intercepting the Vdd line to the target?

Probably, but then it's not something you simply can
put in between the Wisp628 and the target as a "dongle"
on the cable, AFAIK...

Jan-Erik.



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