Hi Ron, The MESA card, 7i92 as we are talking about in this case would replace your failed PCI card.
We might need a bit more info on how you have the 2 machines wired and implemented in your present config to suggest the correct MESA solution. On Sun, Jun 13, 2021, 10:06 PM John Dammeyer <[email protected]> wrote: > Ron, > Ethernet from your PC to the 7i92H which has two 26 pin headers. Ribbon > cable from that to 25pin DB-25. Male or Female depending on your Break Out > Board. Mine plugs into the PMDX-126 and a far east Cheap BoB because the > PMDX126 doesn't bring out all the outputs on the second port. > > If the picture makes it through the 7i92H is sitting on the bottom of the > cabinet at the left and a ribbon cable up to the PMDX126. Or I plugged in > the parallel port cable sitting loose on the right. > > It's that easy. > > John > > > > -----Original Message----- > > From: R C [mailto:[email protected]] > > Sent: June-13-21 6:55 PM > > To: [email protected] > > Subject: Re: [Emc-users] all the MESA cards talk made me think > > > > Hi Ralph, > > > > well th ebreakout, BOB, has these buffered ports..� and it sounds like > > I'd still need a parallel port?� The configuration, bitfile,� would that > > be a linuxcnc thing? > > > > (as I mentioned� previous;y,� I wouldn't mind� leaving parallel PCI > > cards behind, and use something ethernet (if those are regular ethernet > > cards?) > > > > > > thanks, > > > > > > Ron > > > > On 6/13/21 7:19 PM, Ralph Stirling wrote: > > > A 7i92 could run twelve steppers full speed. You load the logic > configuration you want ("bitfile") for your application. It could have > > the same pinout as your parallel port to plug right into your existing > breakout, but run your steppers much smoother and faster. > > > > > > -- Ralph > > > > > > On Jun 13, 2021 6:13 PM, R C <[email protected]> wrote: > > > CAUTION: This email originated from outside the Walla Walla University > email system. > > > > > > > > > I just looked up what a PMDX132 is, part of my problem is that the > > > parallel PCI card I used appears to be broken, and of course they are > > > harder to get. So I wouldn't mind switching to an ethernet based > > > controller in the PC side (Dell T5500/T7500). > > > > > > I have seen the 7i92 mentioned, and others, can they do multiple > stepper motors? (right now I am using a parallel BOB, that > > connects to steopper drivers (ala DM542), which drive the actual > steppers.) > > > > > > thanks, > > > > > > Ron > > > > > > On 6/13/21 7:03 PM, Gerrit Visser wrote: > > >> I choose a 7i92 to connect my PC with a PMDX132 to run PathPilot > (which has LinuxCNC inside). Depending on your BOB it might > > be plug-play with pre-build .bit files to configure the Mesa card. > > >> My reason for going with ethernet version was to reduce electrical > grounding issues. Had too many of those in the past with > > direct connected stuff. It also expands the choice of PC to run LinuxCNC > on, doesn't need a pci or pcie slot this way. > > >> > > >> Gerrit > > >> > > >> -----Original Message----- > > >> From: R C <[email protected]> > > >> Sent: June 13, 2021 8:43 PM > > >> To: linuxcnc-users-list <[email protected]> > > >> Subject: [Emc-users] all the MESA cards talk made me think > > >> > > >> Hello, > > >> > > >> > > >> I have a 'desktop' mill and lathe (both Sherline), and I am using a > parallel BOB and printer ports to run them. Of course one of > > them just gave up (PCI printer card), I do have a spare but they are > harder to come by, besides, the setup is not really ideal? > > >> > > >> > > >> What would be the best way to replace the BOB-LPT stuff? (these > things are desktop CNC machines, I am playing/learning for > > fun, I am not trying to reliably machine F22 raptor jet engine parts, I > am mostly turning stock into scrap). > > >> > > >> > > >> I see some cards that are in the $50 etc range, and there are the > ones that use ether/cat5 connections (are 'regular' ethernet > > cards used with > > >> those?) > > >> > > >> > > >> I am looking at a lathe that has 2 steppers, and it has a quadrature > encoder, the mill has 3 steppers, and planning on adding a > > quadrature encoder). > > >> > > >> > > >> thanks, > > >> > > >> > > >> Ron > > >> > > >> > > >> > > >> _______________________________________________ > > >> Emc-users mailing list > > >> [email protected] > > >> > https://nam12.safelinks.protection.outlook.com/?url=https%3A%2F%2Flists.sourceforge.net%2Flists%2Flistinfo%2Femc- > > users&data=04%7C01%7Cralph.stirling%40wallawalla.edu > %7C4d9e36c4815346dc09b208d92ed1aa20%7Cd958f048e43142779c > > > 8debfb75e7aa64%7C0%7C0%7C637592300318138010%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiL > > > CJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C1000&sdata=4cZoKdR7JX7mGOkAyDqO7mG9rDLjlHLtAN6aNNSP%2Brs%3D&reser > > ved=0 > > >> > > >> > > >> > > >> _______________________________________________ > > >> Emc-users mailing list > > >> [email protected] > > >> > https://nam12.safelinks.protection.outlook.com/?url=https%3A%2F%2Flists.sourceforge.net%2Flists%2Flistinfo%2Femc- > > users&data=04%7C01%7Cralph.stirling%40wallawalla.edu > %7C4d9e36c4815346dc09b208d92ed1aa20%7Cd958f048e43142779c > > > 8debfb75e7aa64%7C0%7C0%7C637592300318138010%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiL > > > CJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C1000&sdata=4cZoKdR7JX7mGOkAyDqO7mG9rDLjlHLtAN6aNNSP%2Brs%3D&reser > > ved=0 > > > > > > _______________________________________________ > > > Emc-users mailing list > > > [email protected] > > > > https://nam12.safelinks.protection.outlook.com/?url=https%3A%2F%2Flists.sourceforge.net%2Flists%2Flistinfo%2Femc- > > users&data=04%7C01%7Cralph.stirling%40wallawalla.edu > %7C4d9e36c4815346dc09b208d92ed1aa20%7Cd958f048e43142779c > > > 8debfb75e7aa64%7C0%7C0%7C637592300318138010%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiL > > > CJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C1000&sdata=4cZoKdR7JX7mGOkAyDqO7mG9rDLjlHLtAN6aNNSP%2Brs%3D&reser > > ved=0 > > > > > > _______________________________________________ > > > 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 > _______________________________________________ Emc-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-users
