please remove me from your mailing list. Thanks
Kent ([EMAIL PROTECTED]) ----- Original Message ----- From: "Chris Radek" <[EMAIL PROTECTED]> To: "Enhanced Machine Controller (EMC)" <[EMAIL PROTECTED]> Sent: Wednesday, April 11, 2007 8:20 PM Subject: Re: [Emc-users] HAL shutdown > On Wed, Apr 11, 2007 at 09:00:20PM -0600, d06 wrote: >> >> My machine uses stepgen (type > 1), and a parallel port. >> I would like to stop driving them (zero the port) when EMC exits. >> >> >> I found a reference to [HAL]SHUTDOWN ... >> I must have seen this on one of the IRC archives, however it is not in >> any of these files: >> EMC2_Developer_Manual.pdf >> EMC2_Integrator_Manual.pdf >> EMC2_User_Manual.pdf >> HAL_Documentation.pdf >> HAL_User_Manual.pdf > > Hi d06, we talked about this briefly on IRC and several ideas came to > mind. > > Hook axis.N.amp-enable-out to a pin and do the disabling in hardware > (I use this to turn my choppers on/off). But if you have 3 motors > and are doing winding activation, you've used all 12 outputs on your > port so this isn't going to work. > > Use "and2" blocks to gate the stepgen outputs to the parallel port > with axis.N.amp-enable-out as the gate signal. This is a little messy > but has the advantage of allowing you to turn the outputs on and off > while EMC is running (using estop and machine on/off). I don't know > whether you want that or not. > > Lastly I looked and found that we do have [HAL]SHUTDOWN support like > you found in the archives. I think it was put in to solve someone's > problem and promptly forgotten. It obviously didn't make it into the > docs; thanks for checking that and letting us know so we can fix it. > > In your shutdown hal file you'll just need something like > > unlinkp parport.0.pin-XX-out > setp parport.0.pin-XX-out 0 > > for each pin. > > Regards, > Chris > > > ------------------------------------------------------------------------- > Take Surveys. Earn Cash. Influence the Future of IT > Join SourceForge.net's Techsay panel and you'll get the chance to share > your > opinions on IT & business topics through brief surveys-and earn cash > http://www.techsay.com/default.php?page=join.php&p=sourceforge&CID=DEVDEV > _______________________________________________ > Emc-users mailing list > [EMAIL PROTECTED] > https://lists.sourceforge.net/lists/listinfo/emc-users > ------------------------------------------------------------------------- Take Surveys. Earn Cash. Influence the Future of IT Join SourceForge.net's Techsay panel and you'll get the chance to share your opinions on IT & business topics through brief surveys-and earn cash http://www.techsay.com/default.php?page=join.php&p=sourceforge&CID=DEVDEV _______________________________________________ Emc-users mailing list [EMAIL PROTECTED] https://lists.sourceforge.net/lists/listinfo/emc-users
