I did this a few years ago using a 12c509 with the RS232 decoded in
software. The ULN2803 driver chip has the capacity to handle 2 12c509's
and you can just connect the rs232 inputs together to implement your
2 stepper solution. Check the web page below

http://www.beowulf.demon.co.uk/serial-stepper.html

regards
Pete

..............................................................................
. Never trust a man who, when left alone in ....... Pete Lynch               .
. a room with a tea cosy, doesn't try it on ....... Marlow, England          .
..........Billy Connolly. ......................... pic@beowulf.demon.co.uk ..


On Tue, 8 May 2001, Jose Angel Navarro wrote:

> Hi!
>
> I'm just new to PIC and I have to work on a proyect for reading text output
> from a RS232 and drive two stepping motors from the values in text strings.
>
> Will you, please, tell me just the starting point?
>
> First I think in PIC16F84 but reading I think there are some others better
> for reading RS232
>
> Is there any developer kit with 2 stepping motor control that let me start
> doing tests?
>
> Thanks in advanced :-)
>
>
> ________________________________
> _______Jose Angel Navarro_______
> _____welcome.to(ba/rra)janc_____
> ___janc(arroba)altavista.net____
> ________________________________
>
> --
> http://www.piclist.com hint: The list server can filter out subtopics
> (like ads or off topics) for you. See http://www.piclist.com/#topics
>
>

--
http://www.piclist.com hint: The list server can filter out subtopics
(like ads or off topics) for you. See http://www.piclist.com/#topics