Quote Originally Posted by A_Camera View Post
That breakout board is just a bunch of screw terminals, not optically isolated. I'd not use that with any of the CNC Drive products. There is even a warning about this in their manuals.
I've got something similar but I've also got one of these: http://m.ebay.co.uk/itm/252307419456

...as well. There is so many options these days, i think moving away from LTP and/or USB is a good move though.