Re: [CAD_CAM_EDM_DRO] OT controller

The PIC16F84 is a flash part, the 16F627/628 is less expensive.
Jim

----- Original Message -----
From: "Jeffrey Martin" <mart0784@...>
To: <CAD_CAM_EDM_DRO@yahoogroups.com>
Sent: Tuesday, June 29, 2004 8:32 PM
Subject: Re: [CAD_CAM_EDM_DRO] OT controller


> Check this out!!!!! Hope you can solder.
>
>
> For those of you out there wanting to build a CNC system, Andrew, I have
> found a web site selling microstepping motor driver PCB's for only $10.00
a
> piece. They are based on the LMD18245 3 amp bridges and a PIC16F84. This
> is a great deal.
>
> http://www.embeddedtronics.com/microstep.html
>
> I would port the 16F84 code to a newer FLASH part like the 16F627/628
>
>
> There is also a guy using the L297/L298 chip set. Why do the layout when
> you don't have to!
>
> http://www.otocoup.com/Technique_e.htm
> http://www.rcgroups.com/forums/showthread.php?t=229340
>
>
> Wayne Rademacher, from our group, also has make a stepper motor
controller
> based of the L297/L298 chip set.
> Wayne do you have a web link to your controllers?
>
> And yet another.
> Click the English flag. Then click "Motor Driver" on the left hand side.
>
>
http://magiist.free.eplanet.hu/_dwad_/frameset.php?path=http://magiist.free.
> eplanet.hu/index.html
>
>
> I was heavy into this research a couple of years ago, and don't recall
ever
> seeing these web sites before. So I felt obligated to share them with you
> guys.
>
>
> Jeff Martin
>
> _______________________________________________
> Tcrobots mailing list
> Tcrobots@...
> http://tcrobots.org/mailman/listinfo/tcrobots_tcrobots.org
>
>
>
>
> Addresses:
> FAQ: http://www.ktmarketing.com/faq.html
> FILES: http://groups.yahoo.com/group/CAD_CAM_EDM_DRO/files/
> Post Messages: CAD_CAM_EDM_DRO@yahoogroups.com
>
> Subscribe: CAD_CAM_EDM_DRO-subscribe@yahoogroups.com
> Unsubscribe: CAD_CAM_EDM_DRO-unsubscribe@yahoogroups.com
> List owner: CAD_CAM_EDM_DRO-owner@yahoogroups.com, wanliker@...,
timg@...
> Moderator: pentam@... indigo_red@... davemucha@...
[Moderators]
> URL to this group: http://groups.yahoo.com/group/CAD_CAM_EDM_DRO
>
> OFF Topic POSTS: General Machining
> If you wish to post on unlimited OT subjects goto:
aol://5863:126/rec.crafts.metalworking or go thru Google.com to reach it if
you have trouble.
> http://www.metalworking.com/news_servers.html
>
> http://groups.yahoo.com/group/jobshophomeshop I consider this to be a
sister site to the CCED group, as many of the same members are there, for OT
subjects, that are not allowed on the CCED list.
>
> NOTICE: ALL POSTINGS TO THIS GROUP BECOME PUBLIC DOMAIN BY POSTING THEM.
DON'T POST IF YOU CAN NOT ACCEPT THIS.....NO EXCEPTIONS........
> bill
> List Mom
> List Owner
>
>
> Yahoo! Groups Links
>
>
>
>
>