I was working on an FPGA based controller for a reprap. It evaluated bezier curves using highly pipelined numeric integration.
I had to put it on pause because I started working, but now I'm out of a job, so I might have some time. http://objects.reprap.org/wiki/Elegant_multispline_motion_controller On Wed, Jun 15, 2011 at 9:40 AM, Topi Rinkinen <linuxcnc....@topisoft.fi> wrote: > Hi, > > I've been studying different DIY-CNC options for about a year now, and I > feel that LinuxCNC is in pretty good shape to play with (have not played > with it, though). > > I am a professional FPGA designer, and I would like to contribute to EMC > if FPGA-design is needed. > > I feel that adding support for the following "IO-card", better > performance and scalability could be achieved: > http://www.latticesemi.com/products/developmenthardware/developmentkits/machxo2picokit.cfm > is evaluation card for Lattice's brand new CPLD/FPGA. And the best part > for real-time system is FT2232H > http://www.ftdichip.com/Products/ICs/FT2232H.htm > chip, which can be utilized to transfer upto 40 Mbytes/second to the HW. > > The price of DevKit is only $29, which is a third compared to > MORPH-IC-II > http://www.ftdichip.com/Products/Modules/DevelopmentModules.htm > (Which also could be used for EMC) > > How do you feel, could the USB+FPGA based IO expansion be utilized in > EMC? Which kind of functionality should be embedded there? > > What constraints should I recognize? > > Other thoughts? > > BR, -Topi > > > ------------------------------------------------------------------------------ > EditLive Enterprise is the world's most technically advanced content > authoring tool. Experience the power of Track Changes, Inline Image > Editing and ensure content is compliant with Accessibility Checking. > http://p.sf.net/sfu/ephox-dev2dev > _______________________________________________ > Emc-developers mailing list > Emc-developers@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/emc-developers > ------------------------------------------------------------------------------ EditLive Enterprise is the world's most technically advanced content authoring tool. Experience the power of Track Changes, Inline Image Editing and ensure content is compliant with Accessibility Checking. http://p.sf.net/sfu/ephox-dev2dev _______________________________________________ Emc-developers mailing list Emc-developers@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-developers
