On 9/1/2012 3:02 AM, Viesturs Lācis wrote: > 2012/8/30 EBo<[email protected]>: > >> On Wed, 29 Aug 2012 22:25:41 +0200, Roger Holmquist wrote: >> >>> I have got an offer >>> to do a LinuxCNC hack about remote controlling a small cluster of >>> synchronized machines each driven by a copy of linuxCNC. >>> >>> The task is to design a piece of SW who will feed the machines with >>> G-code and to create a simple GUI so it can be managed by the >>> enduser. >>> >> The multiple machine coordination with overlapping work envelopes >> is a topic a few of us have discussed working on from time to time, but >> I do not think there is anything substantial been done in that arena >> yet. Can you tell us more about your setup and needs? >> > Finally back to reading emails... > Since I was the one to convince Roger to get involved, I should add > some little more explanation about the desired result, because I see > that You, guys, took the idea more seriously than I meant. > > The idea is to have several LinuxCNC machines in one cluster and > control them from one PC. > Synchronization is intended to be done wih M62-M65 and M66 commands in > g-code. AFAIK that is the way robots are usually synced with machining > centers etc. > > So the missing piece of the puzzle is the means to control LinuxCNC > remotely. And as much as I can think of the required amount of > control, it is all there in emcrsh: > http://linuxcnc.org/docs/html/man/man1/emcrsh.1.html > >
This makes a lot of sense, but I would also look at using Modbus TCP and ladder, plus some custom M codes to interlock the machines together so you can prevent collisions between machines. Yes, it gets complicated but that is the nature of the beast. Dave ------------------------------------------------------------------------------ Live Security Virtual Conference Exclusive live event will cover all the ways today's security and threat landscape has changed and how IT managers can respond. Discussions will include endpoint security, mobile security and the latest in malware threats. http://www.accelacomm.com/jaw/sfrnl04242012/114/50122263/ _______________________________________________ Emc-developers mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-developers
