It was luck that I pick the first combination, I wanted to give it up :) The right combination were A1 A2 and B1 B2, on the board A1 B2 A2 B1. Same at other one.
I have read many times what you wrote and kept trying till good results. I just wonder that I didnt destroyed the board or motors :)
I have read many times what you wrote and kept trying till good results. I just wonder that I didnt destroyed the board or motors :)