Because your examples are not running a full operating system... On Mon, Feb 17, 2020, 5:40 PM John Dammeyer <[email protected]> wrote:
> > > > -----Original Message----- > > From: Marshland Engineering [mailto:[email protected]] > > Sent: February-17-20 2:51 PM > > To: [email protected] > > Subject: Re: [Emc-users] RPI4 is pretty close to a decent machine control > > > > My Rasperberry pi is acting as a database server and works well. I still > > marvel at my Southwestern Industries CNC machine that runs on a 8085 > > (5Mhz) > > that controls a 3 axis mill at 2m/min with 2000 line encoders and servo > > drives. All programming is conversational and tool compensation is done > by > > the > > 8085. I can create subroutines, 8 sided polys, etc and string up to 99 > > operations into one program. It hs work flawlessly for the 15 years I > have > > owned it and works almost every day. > > > > I wonder if making PCs work as controllers is the right way to go. The > > ATMEGA > > could easily do the job, just my c is not up to it. > > > Having also controlled a very large XY Laser system with 8085 code you can > understand why I'm puzzled that 1GHz and up 32 ARM computers have so much > trouble. > John > > > > > _______________________________________________ > > Emc-users mailing list > > [email protected] > > https://lists.sourceforge.net/lists/listinfo/emc-users > > > > _______________________________________________ > Emc-users mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/emc-users > _______________________________________________ Emc-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-users
