On 09/12/2016 02:21, Peter C. Wallace wrote: > Are you sure the PWMGEN output mode is set to mode 2 ? > (you will get very weird and unstable results otherwise) > Note that changing the mode may invert the feedback so beware of runaways > I think so, will double check. We have monitored the analog output of the 7i48 with an oscilloscope: looks good, both for positive and negative values. But there is some high frequency noise that may come from the cabling. > Also since you are closing a velocity loop, you may want to > run the servo thread faster (say 2 to 8 KHz if your PC can do it) We have tested 1 kHz and 10 kHz: not much difference.
Thank you for your help. Frederic. ------------------------------------------------------------------------------ Developer Access Program for Intel Xeon Phi Processors Access to Intel Xeon Phi processor-based developer platforms. With one year of Intel Parallel Studio XE. Training and support from Colfax. Order your platform today.http://sdm.link/xeonphi _______________________________________________ Emc-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-users
