From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Mon, 3 Jun 2013 09:46:48 +0800 (CST) From: =?GBK?B?x7bI68q9uaSzzMqm?= In-Reply-To: References: <51AA23BC.2080501@steinkuehler.net> Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=GBK MIME-Version: 1.0 Message-ID: <32e35fcf.2ff3.13f07b71cdf.Coremail.ericvic@163.com> Subject: Re: [Xenomai] BeagleBone + BeBoPr 3D Printing List-Id: Discussions about the Xenomai project List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Michael Haberler Cc: "xenomai@xenomai.org" sorry =A3=ACbefore I did not say clearly=A1=A3It is Every 500Millisecond gp= io send an interrupt At 2013-06-02 00:57:27,"Michael Haberler" wrote: >things are coming together: > >Anfang der weitergeleiteten Nachricht: > >> Von: Charles Steinkuehler >> Betreff: [Emc-users] BeagleBone + BeBoPr 3D Printing >> Datum: 01. Juni 2013 18:39:24 MESZ >> An: "Enhanced Machine Controller (EMC)" >> Antwort an: "Enhanced Machine Controller \(EMC\)" >>=20 >> -----BEGIN PGP SIGNED MESSAGE----- >> Hash: SHA1 >>=20 >> So I finally got enough of the pieces put together to run a print on >> my MendelMax 3D printer using the BeagleBone with the BeBoPr cape and >> LinuxCNC. This is using the 3.2 Xenomai kernel from Michael Haberler >> to get LinuxCNC working well on the 'Bone, and custom PRU code doing >> step/dir and pwm generation. Thanks also to Ian for the bb_gpio >> module, which came in very handy. >>=20 >> Video or it didn't happen... >>=20 >> My first ever 3D print from the BeagleBone, second print using >> LinuxCNC (the first LinuxCNC print used an x86 running preempt-rt). >> The X axis is mirrored and the configuration and slicing settings need >> to be tweaked to improve print quality, but overall it came out pretty >> good: >>=20 >> http://www.youtube.com/watch?v=3Dn2IoHOZipLU >>=20 >> ...I particularly like the acceleration control in LinuxCNC. It seems >> smoother than the Arduino code. Now if I could just get a slicing >> program that outputs true arcs and nurbs... :) >>=20 >> Code is in the arm335x-hal-pru-tasks branch of Michael's git repository: >>=20 >> http://git.mah.priv.at/gitweb?p=3Demc2-dev.git;a=3Dshortlog;h=3Drefs/hea= ds/arm335x-hal-pru-tasks >>=20 >> Up next is the great migration to a 3.8 kernel, where I get to craft >> the magic device tree fragments necessary to get this all working again. >>=20 >> - --=20 >> Charles Steinkuehler >> charles@steinkuehler.net >> -----BEGIN PGP SIGNATURE----- >> Version: GnuPG v1.4.11 (MingW32) >> Comment: Using GnuPG with Thunderbird - http://www.enigmail.net/ >>=20 >> iEYEARECAAYFAlGqI7sACgkQLywbqEHdNFwEkwCgw6n50qq9fP9lQLltBwTTp/0u >> rm8AoMU5hhohJljA6gpu5T+wsE/sOAES >> =3D6IRC >> -----END PGP SIGNATURE----- >>=20 >> ------------------------------------------------------------------------= ------ >> Get 100% visibility into Java/.NET code with AppDynamics Lite >> It's a free troubleshooting tool designed for production >> Get down to code-level detail for bottlenecks, with <2% overhead. >> Download for free and get started troubleshooting in minutes. >> http://p.sf.net/sfu/appdyn_d2d_ap2 >> _______________________________________________ >> Emc-users mailing list >> Emc-users@lists.sourceforge.net >> https://lists.sourceforge.net/lists/listinfo/emc-users > > >_______________________________________________ >Xenomai mailing list >Xenomai@xenomai.org >http://www.xenomai.org/mailman/listinfo/xenomai