------ Original Message ------ From: "andy pugh" <[email protected]> To: "Marius Liebenberg" <[email protected]>; "Enhanced Machine Controller (EMC)" <[email protected]> Sent: 2015-01-30 13:10:14 Subject: Re: [Emc-users] BLDC Hal component
>On 30 January 2015 at 10:40, Marius Liebenberg <[email protected]> >wrote: >> If the parport is not the best option, what would you suggest? One >> obviously is Mesa but are there others that you know of? > >I initially wrote the component to support the 7i39, and then extended >it for the 8i20, so its main use is for Mesa hardware. >The Pico hardware includes hardware signal converters, so I am not >clear if there is much applicability of bldc to Pico. > >Thinking further, the parallel port is probably more suitable than I >thought, as the bldccomp typically runs in the servo thread, so the >parallel port is quite fast enough to read hall signals and update a >PWM value. The only place where the p-port will fail is if you are >using an encoder and software encoder counting. What motor/drive >combination do you have? > I have Lafert motors and another make of what I am told are BLDC motors. No drives at the moment hence my search for relevant information. The budget on these are a bit low as I am fixing a machine and taking a machine to be fixed as payment. Both Routers with servos. No drives though. >-- >atp >If you can't fix it, you don't own it. >http://www.ifixit.com/Manifesto ------------------------------------------------------------------------------ Dive into the World of Parallel Programming. The Go Parallel Website, sponsored by Intel and developed in partnership with Slashdot Media, is your hub for all things parallel software development, from weekly thought leadership blogs to news, videos, case studies, tutorials and more. Take a look and join the conversation now. http://goparallel.sourceforge.net/ _______________________________________________ Emc-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-users
