Originally Posted by
TMaster
I did notice, that I had both the DIR LowActive and Step Lowactives checked on my motor outputs. I had these checked beacuase they were in the Mach3 pdf instructions. When I unchecked them the motors reversed. Kinda weird. I see your running 45khz!! wow.
Just read this on the Xylotex Yahoo group
Originally Posted by
xylotex
The STEP pin is active HIGH.
The DIR pins do not have a polarity. High for one direction, low for
the other. The DIR pin must be stabel 200nS before and after the
rising edge of the STEP line.
GlenBA
www.lathedweller.com