Joint on limit errors only when G540 is active

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3 years 10 months ago #260699 by trainwreck
I think I may have figured out the issue with my charge pump/watchdog. The G540 specifies that the signal must be >10khz, but according to wiki.linuxcnc.org/cgi-bin/wiki.pl?About_Charge_Pumps my charge pump will only be 500Hz since pncconf added it to my servo thread. When I get a chance to test I will create a new thread with a period of 50,000 nanoseconds which should produce the proper 10khHz signal.

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3 years 9 months ago #260710 by PCW
With Mesa hardware, you set the G540 charge pump frequency with the
chargepump stepgen velocity command so no new thread is needed.

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3 years 9 months ago #260724 by trainwreck
I got my last two problems fixed thanks to the direction given here. Mentioning using a stepgen for the charge pump led me to this thread , which has all of the information I needed to get the issue solved. Thanks!

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