On Wednesday 21 October 2020 19:33:54 Peter C. Wallace wrote: > On Wed, 21 Oct 2020, Gene Heskett wrote: > > Date: Wed, 21 Oct 2020 19:18:37 -0400 > > From: Gene Heskett <ghesk...@shentel.net> > > Reply-To: "Enhanced Machine Controller (EMC)" > > <emc-users@lists.sourceforge.net> > > To: emc-users@lists.sourceforge.net > > Subject: Re: [Emc-users] mesaflash problem, Peter plz comment > > > > On Wednesday 21 October 2020 17:36:43 Peter C. Wallace wrote: > >> On Wed, 21 Oct 2020, Gene Heskett wrote: > >>> Date: Wed, 21 Oct 2020 17:06:10 -0400 > >>> From: Gene Heskett <ghesk...@shentel.net> > >>> Reply-To: "Enhanced Machine Controller (EMC)" > >>> <emc-users@lists.sourceforge.net> > >>> To: emc-users@lists.sourceforge.net > >>> Subject: Re: [Emc-users] mesaflash problem, Peter plz comment > >>> > >>> Greetings; > >>> > >>> I have now written the 5i25_7i76_7i78.bit file to 3 different > >>> 5i25's, the one that has been in the machine for several years, > >>> and 2 of the 3 Peter sent me in about 2015. > >>> > >>> none of them will admit there is a pwmgen feeding P3, all show the > >>> first one feeding p2. But there are 2 listed in the corresponding > >>> .pin file, and with the 5i25_7i76_1px2d.bit file installed, the > >>> first one replaces stepgen #4 on p3. But with that firmware, I > >>> have no pwmgen.01.dir on p2. > >> > >> There would normally not be a PWMGen on a 7I76 interface > >> Except for specific firmware that replaces the stepgen with a > >> PWMGen Like the 5i25_7i76_1px2d.bit. The 7I78 will always have a > >> PWMGen for its spindle interface. > > > > But now I need a 2nd pwmgen, which with the other > > 5i25_7i76_1px2d.bit file installed comes out where stepgen4 would > > be. But there is no dir from the 2nd one on p2 with that bit file > > installed. So I'm screwed either way, > > > > Can you fix the 5i25_7i76_1px2d.bit to make it work with 2 active, > > independent pwmgen's? Or, since that bit file is old, has it been > > fixed? But that file does not exist in the latest 5i25.zip. If you > > can take that old file and make the 2nd pwmgen on p2 work, that > > would be the simplest fix for me. A pair of complementary dir's > > would be the icing on the cake. That would allow it to control a > > full H bridge. > > "1p" indicates that it just has 1 PWMGen > > Also that bitfile does not seem to be in the current distribution > > What do you actually need? > 2 fully functional pwmgens, pwmgen.00 on the 7i76-tb3-05 and 06 which would give me the complements to run an h-bridge for axis A, all showing up one pins stolen from unused stepgen's 3 and 4 as I only need 3, and a fully functional pwmgen.01 on the 5i25's p2 plug at pins 5 and 6 to control the spindle. That would be the icing on the cake. Along with two encoders and 3 stepgens. And an accurate matching .pin file would be nice.
> Are you sure you need complmentary directions > (That is will the up/dowm PWM mode work?) > > > Thanks Peter. > > > >>> I have a 5i25, with a 7i76D on p3. and a std bob on p2. > >>> > >>> What do I do next besides fix dinner and take a nap? Wake up and > >>> see if I can make the 420 watt audio amp work. > >>> > >>> Thanks. > >>> > >>> Cheers, Gene Heskett > >>> -- > >>> "There are four boxes to be used in defense of liberty: > >>> soap, ballot, jury, and ammo. Please use in that order." > >>> -Ed Howdershelt (Author) > >>> If we desire respect for the law, we must first make the law > >>> respectable. - Louis D. Brandeis > >>> Genes Web page <http://geneslinuxbox.net:6309/gene> > >>> > >>> > >>> _______________________________________________ > >>> Emc-users mailing list > >>> Emc-users@lists.sourceforge.net > >>> 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. > >> > >> > >> > >> _______________________________________________ > >> Emc-users mailing list > >> Emc-users@lists.sourceforge.net > >> https://lists.sourceforge.net/lists/listinfo/emc-users > > > > Cheers, Gene Heskett > > -- > > "There are four boxes to be used in defense of liberty: > > soap, ballot, jury, and ammo. Please use in that order." > > -Ed Howdershelt (Author) > > If we desire respect for the law, we must first make the law > > respectable. - Louis D. Brandeis > > Genes Web page <http://geneslinuxbox.net:6309/gene> > > > > > > _______________________________________________ > > Emc-users mailing list > > Emc-users@lists.sourceforge.net > > 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. > > > > _______________________________________________ > Emc-users mailing list > Emc-users@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/emc-users Cheers, Gene Heskett -- "There are four boxes to be used in defense of liberty: soap, ballot, jury, and ammo. Please use in that order." -Ed Howdershelt (Author) If we desire respect for the law, we must first make the law respectable. - Louis D. Brandeis Genes Web page <http://geneslinuxbox.net:6309/gene> _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users
