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[DPRG] encoder submission
Subject: [DPRG] encoder submission
From: Ralph Tenny
rten at metronet.com
Date: Tue Sep 25 09:32:05 CDT 2001
Wait a minute! Not EVERYONE uses HC11s!
Ralph
On Tue, 25 Sep 2001, Eric Yundt wrote:
> David,
>
> David P. Anderson wrote:
> >
> > Howdy
> >
> > Eric, excellent! Kip also suggested we put the encoder
> > board PC (gerber file?) there as well.
>
> Great! I was wondering if that was available. Add some HC11
> code and you round it out to cover the 3 R's of Robotics:
>
> Electronics, Mechanics, and Software
>
> >
> > I'm not sure how to handle anything except the jpeg and gif
> > images. What do you suggest? In particular, the *.dwg and
> > *.gxf files. I think Kip's stuff is maybe Eagle (?).
> >
>
> The JPEG's are just pictures of the CAD drawings mainly there to
> make the drawings easy to view. To really use them in another
> drawing either the DWG (AutoCAD R14 native Drawing) file or the
> DXF (more widely compatible, Drawing Interchange File) file can
> be imported or loaded by another CAD program that understands
> AutoCAD R14 level files. I've been using and loving the free
> IntelliCAD 2000 I found at "cadopia.com". See also IntelliCAD
> Consortium at "intellicad.org".
>
> >
> > Maybe I could just add the links and folks who know what
> > they are doing can download directly?
> >
> > What do you think?
> >
>
> I think adding links to the DWG and DXF files would work for
> those that lean that way. If you'd like pretty pictures to link
> from, the JPEGs might work or I could create smaller thumbnails.
>
> >
> > this is really getting to be pretty cool!
> >
> > dpa
> >
>
> It sure reminds me how nice it is to have such a wonderfully
> diverse group of like minded tinkers working together to raise
> our overall level of Bot building proficiency and efficiency.
> Big-brained monkeys _can_ learn something from the lowly ant! ;-)
>
> BTW, I noticed the film canister pictured in 3rd & 4th photos
> of section "III. Contruction" is cut shorter and deeper than the
> one pictured in section "II. Home-brew Encoders, B. Mounting."
> How much does the final construction extend the motor's length?
> I'm assuming the shorter, deeper cut is the better and that it
> extends the room needed for motor mounting about 1/2" or 5/8".
> I've started laying out a BOTBone frame to hold 2 motors with
> the piggy-backed "CanCoders" end-to-end. The motors are 2.91"
> in length, plus figuring 5/8" for the CanCoder (neat term?) I've
> allowed a little over 7" width for end-to-end mounting.
>
> Does that sound about right for minimal allowances?
>
>
> |--------------- 7.15625" --------------|
>
> ## ##
> ## | | ##
> ## | | ##
> ## | | ##
> ## |_____ _____ _____ _____| ##
> ## | |------|__ | | __|------| | ##
> ##---| |8712 | | | | | | | |---##
> ##---| | |__| | | |__|8712 | |---##
> ## |_____|------|_____| |_____|------|_____| ##
> ## | | ##
> ## | | ##
> ## | | ##
> ## | | ##
> ## ##
>
>
> Thanks for your fine efforts!
>
> --
> Eric
>
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