On 3 January 2014 22:09, Kirk Wallace <kwall...@wallacecompany.com> wrote:
> VFDs are often controlled with a PWM signal going to an opto-coupler. An > example is here: > http://wiki.linuxcnc.org/cgi-bin/wiki.pl?VFD_Digital/Analog_Interface I have just found out that Mesa have a ready-made widget for the job: http://store.mesanet.com/index.php?route=product/product&filter_name=spin&product_id=205 -- atp If you can't fix it, you don't own it. http://www.ifixit.com/Manifesto ------------------------------------------------------------------------------ Rapidly troubleshoot problems before they affect your business. Most IT organizations don't have a clear picture of how application performance affects their revenue. With AppDynamics, you get 100% visibility into your Java,.NET, & PHP application. Start your 15-day FREE TRIAL of AppDynamics Pro! http://pubads.g.doubleclick.net/gampad/clk?id=84349831&iu=/4140/ostg.clktrk _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users