Subject:
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L297
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Newsgroups:
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lugnet.robotics.handyboard
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Date:
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Thu, 24 Feb 2000 01:17:50 GMT
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Original-From:
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Sean Verret <verret@ee.ualberta^saynotospam^.ca>
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Viewed:
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1013 times
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Has anyone ever used the L297 and L298 to run 4-phase stepper motors before?
If so please reply to me beacause I'd like to ask you some questions...
Thanks
Sean
> -----Original Message-----
> From: news-gateway@lugnet.com [mailto:news-gateway@lugnet.com]On Behalf
> Of David Perry
> Sent: Wednesday, February 23, 2000 6:06 PM
> To: handyboard@media.mit.edu
> Subject: Re: Just some questions...
>
>
> Hi,
>
> So a 12 volt 10xAA battery pack (brand new from bg micro) would be damaging
> to the board?
>
> David
>
> -----Original Message-----
> From: Ray Tang <raytang_1@hotmail.com>
> To: lugnet.robotics.handyboard@lugnet.com
> <lugnet.robotics.handyboard@lugnet.com>
> Date: Thursday, 24 February 2000 10:31
> Subject: Re: Just some questions...
>
>
> > Hi,
> >
> >
> > Eric Davis <Eric_Davis@mindspring.com> wrote in message
> > news:8EE380D7Cericdavismindspringc@209.68.63.236...
> > > Hey all..
> > >
> > > I got my handyboard a few days ago.. and I have some questions..
> > >
> > > 1) What is a good battery to use? I don't have 8 nicad • batteries.. I use
> > a
> > > R/C car 9.6V battery pack.. is there some specific need for certian mAh
> > > values?
> >
> > The recommended battery pack I ordered from DigiKey is rated 9.6V • at 500mA.
> > So, Don't over kill the board. And I think the motor chip L293D can go up
> > to 700mA (the TI SN754410NE can go up to 1A) (I think I am right)... So,
> > watch out...
> >
> > You can order the battery cover at DigiKey also. It is made by SERPAC.
> > Model 031 or 131 will work fine.
> >
> > >
> > > 2)What method did you use to attach it to the board (I have the
> > > RobotstoreHK one) I ended up using two 18 gauge wires with • bannana plugs
> > > at the end.. and the corresponding plugs on the batterypack
> >
> > I used 22 gauge wires for the connection from battery pack to the board. . • .
> >
> > >
> > > 3)Anybody have examples of the IC code I can see? i can use • the one line
> > > inputs to check, say, the status of a digital input (bump sensor) but • when
> > > i write a simple program to sound the buzzer if it hits.. it doesn't • work..
> > >
> > > Examples would be great!
> >
> > I got mine to work using those sample code...
> > Sorry, busy..... later.... (Someone else please help...)
> >
> > >
> > > 4) Any good sources on building remote control interfaces? I would like • to
> > > have a home built transmitter with a few joysticks and buttons.. any
> > > sources?
> >
> > Not yet. I am working on that... Are you talking about RF or IR??
> >
> > >
> > > Thanks all
> > >
> > > -Eric
> >
> > --
> >
> > Ray
>
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Message has 1 Reply:
 | | Re: L297
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| (...) If you mean "bipolar" (like floppy head-motors) motors, than i think that i can help you :) -- sincerely Mike Schubert _ |_| Mike Schubert Tel.: ++49-351-3 18 09 15 | |__ interface business GmbH Fax.: ++49-351-3 36 11 87 | |_ | Naumannstrasse (...) (25 years ago, 24-Feb-00, to lugnet.robotics.handyboard)
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Message is in Reply To:
| | Re: Just some questions...
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| Hi, So a 12 volt 10xAA battery pack (brand new from bg micro) would be damaging to the board? David -----Original Message----- From: Ray Tang <raytang_1@hotmail.com> To: lugnet.robotics.hand...lugnet.com <lugnet.robotics.han...ugnet.com> Date: (...) (25 years ago, 24-Feb-00, to lugnet.robotics.handyboard)
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