From: "Matt Foster"
Newsgroups: sci.electronics.design
References:
Subject: Re: RS232 newbie - in need of assistance!
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Date: Sat, 4 Jan 2003 14:35:37 -0000
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Organization: blueyonder (post doesn't reflect views of blueyonder)
Right - my design (I'm stciking with MAX232 and PIC16F84)
http://matthewfoster.myby.co.uk/lousyattempt.jpg
I think this is OK - anyone see problems?
Also, I'm bit confused by the different crystal types and different types
of 16F84.WHich do I need?
Here is the relevant section from the catalog that my school uses
http://www.rapideducation.co.uk/PDFs/CATPDFs/30%20Mircocrystals.pdf
"PCS Electronics" wrote in
message news:mjkR9.2331$tQ1.116937@news.siol.net...
> Its quite simple, actually, with the program that I supplied earlier.
>
> It does I/O to any port you specify. I used to use it for a ISA board
> (ISA MAX) in the past, it worked under NT, 2000, XP or any other.
>
> It comes with a VB and C++ sample. You can use that immediately
> to write or read to/from any port, without any modification.
>
> That's it.
>
> --
> Best regards,
> Marko - PCS Electronics
> ---------------------------------------------------------
> Turn your PC into a FM radio station
> http://www.pcs-electronics.com
> tel +386 31 318 236
>
>
> "Brett" wrote in message
news:av4g1a$bu39d$1@ID-144300.news.dfncis.de...
> > True, you can open("lpt") or something like that, but you need to be the
> > admin and it's one of those high speed protocols. I forget the details
of
> > this, because it's pointless imo.
> >
> > Finally there are no processor I/O ports that one can access in WinNT/XP
> > (it's been cut off for security reasons). There is a PortIO driver I've
used
> > before, however it's pretty complex and you'd need to access the win32
API a
> > lot.
>
>
>
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