Well, there were a few serial to overlay boards out there, this is one...
http://66.1.20.29/products/..%5Cproducts%5Cspecs%5CVideo%20Overlay%20Board.h
tm
--For ~$80 you won't have to think about timing, etc...
I remember Jameco carried a similar board by the late ITU guy (Chris
Sakkas); I'm not sure if you can still get them there.

If you want to hack out your own video generator (and you aren't trying to
do anything time intesive with the pic) --look at
http://www.brouhaha.com/~eric/pic/pictock.html
--There are plenty of examples out there...

The first reference is probably more applicable to your situation
(time) --just pay the money and concentrate on the rest of your project.

-Dal

> ----- Original Message -----
> From: "David Stubbs" <n0p3x@N0P3X.WORLDONLINE.CO.UK>
> To: <PICLIST@MITVMA.MIT.EDU>
> Sent: Monday, July 30, 2001 11:54 AM
> Subject: [EE]: TV Video Signals
>
>
> > Hi,
> >
> > I want to display images on a TV set using a PIC. However, generating
the
> > video signals myself will complicate the project quite a bit, and not
> leave
> > time for other, more important aspects of the project. As this is a
> project
> > idea for my final year of my degree in Software Engineering, if I
> encounter
> > many problems in generating the signals it could seriously affect my
> degree.
> >
> > I was wondering if there were any fairly cheap chips around to help with
> the
> > video signal generation? Something I could easilly interface with a PIC
to
> > simplify things somewhat. As I sort of said, I am not an electrician.
I'm
> a
> > programmer. Electronics is just a bit of a side hobby, and hence I do
not
> > know that much about it.
> >
> > Regards,
> >
> > David Stubbs
> >
> > WEB: www.nti-uk.com
> > TEL UK: 07968 397782

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