Did you understand romanian ?
:P

On 11/16/07, Peter Feucht <p.feucht@palmed-medizintechnik.de> wrote:
> Hi, Richard,
>
> That's what I was looking for! Schematic No.4 is exactly what I meant.
>
> Thnaks everybody for your quick and good help!
>
> Best regards
>
> Peter
>
> -----Urspr=FCngliche Nachricht-----
> Von: piclist-bounces@mit.edu [mailto:piclist-bounces@mit.edu] Im Auftrag =
von
> Richard Seriani, Sr.
> Gesendet: Freitag, 16. November 2007 15:21
> An: Microcontroller discussion list - Public.
> Betreff: Re: [PIC]: RS232 to 5V interface without supply voltage
>
>
> ----- Original Message -----
> From: "Peter Feucht" <p.feucht@palmed-medizintechnik.de>
> To: "'Microcontroller discussion list - Public.'" <piclist@mit.edu>
> Sent: Friday, November 16, 2007 7:38 AM
> Subject: [PIC]: RS232 to 5V interface without supply voltage
>
>
> > Dear Piccers,
> >
> > I remember, that a long time ago I saw an application note for a
> > RS232-to-PIC(5V) interface which worked without any external power supp=
ly,
> > but it took the needed voltages from some pins of the serial port. It h=
ad
> > just a RS232 9 pole Dsub and 3 Pins (Rx,Tx,GND) on the PIC side.
> >
> > I just googled but wasn't successful.
> >
> > Does anybody remember such an application?
> >
> > Thanks for any help and best regards
> >
> > Peter
> >
>
> Could one of these help?
> http://surducan.netfirms.com/RS232.html
>
> Richard
>
>
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