> -----Original Message-----
> From: Marshland Engineering [mailto:marshl...@marshland.co.nz]
> Sent: February-17-20 2:51 PM
> To: emc-users@lists.sourceforge.net
> 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
>
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