BTW, there's also this: https://forum.linuxcnc.org/forum/18-computer/22562-arduino-based-usb-pendant-for-linuxcnc
> -----Original Message----- > From: John Dammeyer [mailto:jo...@autoartisans.com] > Sent: September-08-21 8:28 PM > To: Enhanced Machine Controller (EMC) > Subject: [Emc-users] Serial Port access > > I'm starting the next phase of a small project. I just about have the power > draw bar ready to mount. It's controlled by a small > processor with two buttons for load and release which runs the air valves > which move the pneumatic cylinder and spin butterfly > impact wrench. > > To load/release from LinuxCNC I'd like to be able to put a couple of buttons > on the AXIS user interface. > > The load button needs to create and send out a serial port the message > "t418102\r" and to release "t418104\r". When AXIS first > starts I'd also like to send out "C\r", "S5\r" and "O\r". When AXIS closes > to send out a "O\r". And obviously there has to be a way to > select which serial port if there are a few. (The one I want to use is USB > based). > > In the long run I'd also like to be able to receive from the serial port. > Messages like "t718105\r" for example but that's not critical to > start with. > > I've been reading > http://linuxcnc.org/docs/2.4/html/hal_comp.html > > And I imagine there are a few other documents out there too. Is there a > simple tutorial for adding a button to the AXIS screen and > having the button press generate a message out a serial port? > > Thanks > John > > > _______________________________________________ > Emc-users mailing list > Emc-users@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/emc-users _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users
