It might also be as simple as company selling BBB employ people to make it work well on their hardware. I got the impression BBB is good hardware for 3D printers and similar. For a CNC machine with an computer screen I am however not sure.
On Sun, 20 Mar 2016 17:19:07 +0000 Ralph Stirling <ralph.stirl...@wallawalla.edu> wrote: > I don't think their immediate focus is lowering cost, but in reorganizing > the system for distributed modularity. The basic BBB implementation > is pretty low cost, though, and is in use by a lot of people for 3d printing. > > They have a gui running on Android devices, so you can have a $40 BBB, > a $70 "cape" that connects four stepper motors, and your phone for gui. > The step pulse generation is done by the PRU module in the BBB's ARM > processor. > > Check them out, don't rely on my summary. > > -- Ralph > ________________________________________ > From: bari [bari00...@gmail.com] > Sent: Sunday, March 20, 2016 10:02 AM > To: emc-users@lists.sourceforge.net > Subject: Re: [Emc-users] Linuxcnc on arm > > How have they lowered the cost of the control and GUI hardware? > > I'd like to have a machine controller and GUI for less than the cost of > a new low cost x86 PC and display. Is there a working BOM yet for this? > > On 03/20/2016 11:51 AM, Ralph Stirling wrote: > > The MachineKit folk are a year or two ahead of you guys > > in thinking about the distributed control approach. You > > ought to go over to their site and study their roadmap in > > detail before spending lots of time reinventing wheels again. > > They use zeromq and protobuf for communication between > > the various components of the motion control system (trajectory > > planner, hal, gui, etc). This runs over ethernet. They have > > built their code to run on everything from x86, to ARM > > (BeagleBoneBlack, RPi2), to SOC fpga's. So check out > > http://machinekit.io, and subscribe to their email list or forum. > > It is still very bleeding edge, and under heavy development. > > If you want to set up machines and run them, stick with > > LinuxCNC, if you want to mostly tinker and try out new ideas, > > then MachineKit might be the ticket. Eventually it will be a > > powerful platform. > > > > > > > ------------------------------------------------------------------------------ > Transform Data into Opportunity. > Accelerate data analysis in your applications with > Intel Data Analytics Acceleration Library. > Click to learn more. > http://pubads.g.doubleclick.net/gampad/clk?id=278785231&iu=/4140 > _______________________________________________ > Emc-users mailing list > Emc-users@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/emc-users > > ------------------------------------------------------------------------------ > Transform Data into Opportunity. > Accelerate data analysis in your applications with > Intel Data Analytics Acceleration Library. > Click to learn more. > http://pubads.g.doubleclick.net/gampad/clk?id=278785231&iu=/4140 > _______________________________________________ > Emc-users mailing list > Emc-users@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/emc-users ------------------------------------------------------------------------------ Transform Data into Opportunity. Accelerate data analysis in your applications with Intel Data Analytics Acceleration Library. Click to learn more. http://pubads.g.doubleclick.net/gampad/clk?id=278785231&iu=/4140 _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users
