C. Scott Arnold wrote:
>
> At 01:23 AM 5/4/1998 +1200, you wrote:
> >C. Scott Arnold wrote:
> >>
> >> Anyone know  website with some decents schematics etc. for building your ow
n
> >> serial 12C508  programmer?
> >>
> >> Thank you.
> >>
> >> Scott.
> >
> >Scot;
> >If you mean serial to the pic but controled from a parallel port then
> >check microchip's AN589.
> >
> >I have my own quickbasic and executables available if you do this. I
> >used to run from DOS but now run from win3.11 when picstart+ gives me
> >hassles(ie pic16c74). if you have a fast PC you can reduce the program
> >time for each location which gives faster erase than the official pgm
> >algorithm.
> >
> >My program includes a cursor selection of *.hex files
> >
> >a spare printer port comes in handy for low budget logic analyser tasks.
> >
> >regards,
> >Graham Daniel
>
> Hi Graham.  I checked out a few sites with inof onn the AN589...it doesn't
> look like it'll do the 12C508, which is what I want to play with. Actually,
> I don't care if it's off the serial port or parallel, as long as it works :)
> Have you managed to get the AN589 to program 12C508's ??

YES, Scott, I have.
The program algorithm is slightly different and the hardware only
requires rerouting to the new pin positions, I DO program 12C508 with it

regards,
Graham Daniel.

>
> Thanks.
> Scott.