Dear Sir
1: We have 2 Kinds of breakout boards:
one Breakout board C10 from
www.cnc4pc.com
One is imported from China. Both are good. You can use it
Here is the wiring sample.
http://www.kelinginc.net/KL4030wiring.pdf
If you like C10, pls send me back, we will pay you shipping fee and send you a brand new C10.
www.kelinginc.net