On Thu, 31 Oct 2013, Ralph Stirling wrote: > Date: Thu, 31 Oct 2013 14:54:28 +0000 > From: Ralph Stirling <[email protected]> > Reply-To: "Enhanced Machine Controller (EMC)" > <[email protected]> > To: "[email protected]" <[email protected]> > Cc: Tosh Jones <[email protected]> > Subject: [Emc-users] 5I25+7I77 problems > > I've been giving a little advice and help to a student > retrofitting a mill in the Technology department machine > shop. He has stripped out the old Delta control and has > wired in a 7I77 connected to a 5I25. I sat down with > him and went through pncconf, but when we got to > actually trying to make things move, I discovered he > didn't have any 24V field power wired up. Came back > a few days later to make more progress. No luck. Here > is the situation: > > 1. The 7I77 jumper W1 had been left in the default (left) > position when 24V was applied to VFIELD. This caused > CR15 and CR16 to light.
This is normally what you want (7I77 W1 in the left hand position so that you only need to supply field power to TB2 pins 1 and 8) > > 2. After removing VFIELD, moving W1 to the right, and reapplying > VFIELD, all led's except CR3 are off. > > 3. Since CR1 was off, I checked the 5I25 jumpers, and found > W1 up but W2 down. Moved W2 up also, still no CR1 lit on 7I77. > No CR1 means no 5V on 7I77 Options are: 1. power 7I77 5V from 5I25 5I25 W1 up 7I77 W5 left 2. Power 7I77 5V from external 5V source 5I25 W1 down 7I77 W5 right 7I77 5V supplied to TB1 > 4. LinuxCNC obviously won't start successfully. Dmesg shows 5I25 > found, registered, initialized, then dropped. Linuxcnc_debug.txt > shows: > Can not find -sec MOT -var MOT -num 1 > Can not find -sec IO -var IO -num 1 > Can not find -sec LINUXCNC -var NML_FILE -num 1 > Can not find -sec EMC -var NML_FILE -num 1 > > These sound to me like ini/hal file problems, but ini and hal are > straight out of pncconf, which seemed to run fine. > > So, I suspect I've got multiple problems, but I would very much > appreciate help sorting them out. I haven't used the 5I25 and 7I77 > before (just lots of time with the 7I43). > > Thanks, > -- Ralph > ------------------------------------------------------------------------------ > Android is increasing in popularity, but the open development platform that > developers love is also attractive to malware creators. Download this white > paper to learn more about secure code signing practices that can help keep > Android apps secure. > http://pubads.g.doubleclick.net/gampad/clk?id=65839951&iu=/4140/ostg.clktrk > _______________________________________________ > 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. ------------------------------------------------------------------------------ Android is increasing in popularity, but the open development platform that developers love is also attractive to malware creators. Download this white paper to learn more about secure code signing practices that can help keep Android apps secure. http://pubads.g.doubleclick.net/gampad/clk?id=65839951&iu=/4140/ostg.clktrk _______________________________________________ Emc-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-users
