On Sun, 19 May 2019 at 15:28, Davide <[email protected]> wrote: > > Now I have to modify that to make a very little object fly inside a soccer > arena, so the motors will be placed at 80 meters one each other, and i'm > really worried that a step every 10 will arrive to the drivers, if any at > all.. The further motor will be at 150mt if I'm lucky.. >
I was going to suggest smart-serial (and possibly a set of STMBL drives) but that has a maximum cable length of 30m. An idea can be a mesa ethernet card, but I should use 4 of them, so I'm > asking you if you think is possible to make 4 of them work with linuxcnc? The driver does support multiple ethernet cards (up to 4) so you could use a 7i92 (for example) for each motor. Though even then 150m would be optimistic, I suspect. Another can be convert in some way step dir signals to optic fiber > transport. But i couldn't find anything to buy. > EtherCAT might be an option. General Mechatronics might have something suitable too. https://www.generalmechatronics.com/en/our-products/linuxcnc -- atp "A motorcycle is a bicycle with a pandemonium attachment and is designed for the especial use of mechanical geniuses, daredevils and lunatics." — George Fitch, Atlanta Constitution Newspaper, 1916 _______________________________________________ Emc-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-users
