On Sun, 26 Apr 2015, Sebastian Kuzminsky wrote: > Date: Sun, 26 Apr 2015 08:43:08 -0600 > From: Sebastian Kuzminsky <[email protected]> > Reply-To: "Enhanced Machine Controller (EMC)" > <[email protected]> > To: "Enhanced Machine Controller (EMC)" <[email protected]> > Subject: Re: [Emc-users] catch 22 loading custom.hal or botched configuration? > > On 04/26/2015 07:44 AM, Tom Easterday wrote: >> Thanks Seb (and John). Is there any way to load the vfd components AFTER >> Linuxcnc (and Axis) starts - if I want to continue to use the charge pump to >> control power to it? >> -Tom > > Since it's not a realtime component, you can load it at any time. You'd > have to hook up your hal nets at that time. > > Alternatively you could change the gs2_vfd driver to handle > communication outages better, by going into some kind of dormant retry > state. > > > Buuuuut i have my doubts about both of those options. IMO they are not > as good as simply wiring the VFD to come on when you apply power to the > machine, long before linuxcnc starts. That would treat the VFD much > like the FPGA in the Mesa card - it's part of the control logic, and it > comes on with the rest of the control logic. > > > -- > Sebastian Kuzminsky >
What about a "run" pin on the component. No initialization /communication is started until run is asserted (probably by machine on). You can avoid the Estop catch 22 this way > ------------------------------------------------------------------------------ > One dashboard for servers and applications across Physical-Virtual-Cloud > Widest out-of-the-box monitoring support with 50+ applications > Performance metrics, stats and reports that give you Actionable Insights > Deep dive visibility with transaction tracing using APM Insight. > http://ad.doubleclick.net/ddm/clk/290420510;117567292;y > _______________________________________________ > Emc-users mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/emc-users > Peter Wallace Mesa Electronics (\__/) (='.'=) This is Bunny. Copy and paste bunny into your (")_(") signature to help him gain world domination. ------------------------------------------------------------------------------ One dashboard for servers and applications across Physical-Virtual-Cloud Widest out-of-the-box monitoring support with 50+ applications Performance metrics, stats and reports that give you Actionable Insights Deep dive visibility with transaction tracing using APM Insight. http://ad.doubleclick.net/ddm/clk/290420510;117567292;y _______________________________________________ Emc-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-users
