Hmmm... I have a couple Pickit2's and they can do this too.  And =20
Microchip has a doc that explains how to do this, including using a =20
USB cell-phone charger to power the Pickit2 in the field.  I'd be =20
surprised if you couldn't do the same with the Pickit3...

http://ww1.microchip.com/downloads/en/DeviceDoc/PICkit%202%20Programmer-To-=
Go%20User%20Guide%20b.pdf

Cheers,
-Neil.



Quoting Harold Hallikainen <harold@hallikainen.org>:

> I just got a PicKit3 to try out. A nice feature is it can be preloaded
> with the code that we want to field program chips with. Connect power,
> connect to target, and push a button. It programs the part. It'd be great
> if it could be powered by the target, but that seems unlikely.
>
> Harold
>
>
>
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