Originally Posted by
bwg
fwiw I think I discovered the biggest hitch I was having. It seems that I was using an Arduino clone with a ch340 chip instead of the 16u2. I changed to another arduino (still a clone but it has the atmega chip). Now even with the motors drawing only about 2 amps, it is running so much more smoothly. Its not jumping steps. I cut back from 1/32 to 1/8. I have ordered some tb6600 that will allow me to kick up the amperage to 3 amps and I think the motors will run smooth as glass. Thanks for all the help.