On Wed, 21 Oct 2020, Gene Heskett wrote:
Date: Wed, 21 Oct 2020 19:18:37 -0400 From: Gene Heskett <[email protected]> Reply-To: "Enhanced Machine Controller (EMC)" <[email protected]> To: [email protected] Subject: Re: [Emc-users] mesaflash problem, Peter plz commentOn 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 <[email protected]> Reply-To: "Enhanced Machine Controller (EMC)" <[email protected]> To: [email protected] 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? 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 [email protected] https://lists.sourceforge.net/lists/listinfo/emc-usersPeter Wallace Mesa Electronics (\__/) (='.'=) This is Bunny. Copy and paste bunny into your (")_(") signature to help him gain world domination. _______________________________________________ Emc-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-usersCheers, 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 [email protected] https://lists.sourceforge.net/lists/listinfo/emc-users
Peter Wallace
Mesa Electronics
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