Sebastian Kuzminsky wrote: > ... > >> 5. HAL & INI is at: >> http://pastebin.com/m36daceed >> > > Wait a second, this configuration looks wrong to me. > > In the HAL file your steplen and stepspace are both 2500 ns, so that > gives a max step rate of 20,000 steps/second. But you set > stepgen.position-scale to 40,000 steps/inch and stepgen.maxvel to 10 > inches/second, that's 400K steps/second! > > No, 2.5 us + 2.5 us = 5 us per full cycle of the step pulse, which maxes out at 200,000 Hz. Still a problem to get 400K steps/sec, though.
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