Steve Blackmore wrote: >On Tue, 18 Aug 2009 22:16:48 +0100, you wrote: > > >>I'm not happy with the Chinese 1024 pulse encoder, but I've also got an >>unused Stegmann DG60L 500 pulse per rev encoder I'm going to test. >>Looking at the docs that too only outputs a single quadrature count >>index pulse, but it's much better quality and I'm hoping the signals out >> >> >>from it are cleaner. > >Just tried something with a very surprising result. > >PC is dual boot with Windows XP, ran Mach3 at 35kHz Kernel speed and >it's capable of seeing the index pulse and giving an accurate rpm >reading to 1000 rpm! I find it odd that Mach can use it but EMC can't >above 200 rpm? Any ideas? > > It's probably related to the fact that you are running EMC2 at the equivalent of a 16 kHz kernel. (unless you changed your base period from 62500)
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