hi now potentiometer is connected to motion.adaptive-feed and change of voltage -0 V DC -to 5 V DC do change value of motion.adaptive-feed. am i in right direction? the problem that i have is that after m52 machine stop moving and after m52 p0 it moves again.
On Thu, Jul 24, 2014 at 1:31 PM, Peter C. Wallace <[email protected]> wrote: > On Thu, 24 Jul 2014, Gene Heskett wrote: > > > Date: Thu, 24 Jul 2014 16:13:22 -0400 > > From: Gene Heskett <[email protected]> > > Reply-To: "Enhanced Machine Controller (EMC)" > > <[email protected]> > > To: [email protected] > > Subject: Re: [Emc-users] joint > > > > On Thursday 24 July 2014 15:08:54 Philipp Burch did opine > > And Gene did reply: > >> Hey Aram! > >> > >> On 24.07.2014 20:58, a k wrote: > >>> this is pin --- hm2_5i20.0.encoder.03.velocity > >>> > >>> this is also pin ----- scale.0.in > >>> is it possible to connect pin to pin? > >>> manual say -- connecting signal to pin > >> > >> In fact, you can only connect pins to pins, signals/nets are just > >> aliases to make the whole stuff more readable. You have to use the > >> 'net' command to make these connections, though. The name of the net > >> doesn't matter as long as it follows the rules and it is not already > >> connected to an output. So if > >> > >> hm2_5i20.0.encoder.03.velocity > >> > >> actually exists and is an output and > >> > >> scale.0.in > >> > >> actually exists and is an input, then this line > >> > >> net vel-encoder hm2_5i20.0.encoder.03.velocity => scale.0.in > > > > I'll assume that this 5i20 card, and its daughter card actually has an > > encoder.03 module available, AND that it has ABZ inputs connected from > > some place on his machine equipt with a hardware encoder. Then the above > > statement IS correct, but it is NOT connecting his pot to anything. > > Actually it is, Aram has a THCAD which is a high isolation V-F > converter intended for Plasma torch heigh control applications > > The easy way to read the external V-F is via the encoder velocity signal > > > > > > > To physically connect a pot, he needs to find a suitable A/D converter > > someplace in the firmware loaded into his cards, connect the pot to the > > correct pins to drive it, and then read the output of this A/D converter > > module in order to retrieve the values this pot can supply. The > encoder.03 > > module cannot AFAIK do that, and is a configuration mistake, a complete > > show stopper in terms of getting the pots positional data. Turning it > will > > have zero effect. Exactly as Aram has been saying for about a week I > > believe. > > > >> must work and will create a net name 'vel-encoder' which connects the > >> two noted pins. Do you remember me telling you to dump a list of all > >> known pins into a file and posting it on pastebin? You can do the same > >> now (without actually posting it, of course) to lookup how the pins are > >> actually named. Or you can just open the halmeter (type 'halmeter' in a > >> terminal while LinuxCNC is running) and browse through the list of pins > >> and/or signals. This way, you can also check if the pin value changes > >> when you move the slider on your pot. > >> > >> Cheers, > >> Philipp > > > > [snip the rest of his post] > > > > 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) > > Genes Web page <http://geneslinuxbox.net:6309/gene> > > US V Castleman, SCOTUS, Mar 2014 is grounds for Impeaching SCOTUS > > > > > ------------------------------------------------------------------------------ > > Want fast and easy access to all the code in your enterprise? Index and > > search up to 200,000 lines of code with a free copy of Black Duck > > Code Sight - the same software that powers the world's largest code > > search on Ohloh, the Black Duck Open Hub! Try it now. > > http://p.sf.net/sfu/bds > > _______________________________________________ > > 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. > > > > ------------------------------------------------------------------------------ > Want fast and easy access to all the code in your enterprise? Index and > search up to 200,000 lines of code with a free copy of Black Duck > Code Sight - the same software that powers the world's largest code > search on Ohloh, the Black Duck Open Hub! Try it now. > http://p.sf.net/sfu/bds > _______________________________________________ > Emc-users mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/emc-users > ------------------------------------------------------------------------------ Want fast and easy access to all the code in your enterprise? Index and search up to 200,000 lines of code with a free copy of Black Duck Code Sight - the same software that powers the world's largest code search on Ohloh, the Black Duck Open Hub! 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