--- Juan Cubillo <jacubilloro@costarricense.cr> wrote:

> > Aah yes, of course! I see it now. I'd use a 16F877 to drive a relay to
> apply
> > power to an LM555 in astable mode to blink the LED ...  ;)
> > Debbie
> 
> You should add a transistor between the PIC and the relay!!!
> :)
> Juan Cubillo

Nah, how 'bout an opto-coupler so you could have a dual supply - 5V for the
PIC, 12V for the relay & a whopping battery, the weight to be compensated by an
He balloon to lift the aeroplane?  :))
Debbie


		
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