there is a "typo" there, not sure if it will matter: "OUTOUT" instead of OUTPUT.
yes, it is a matter
I will bet that the motor driver problem is with the connections and not the Arudino. Do you have 'ground' connected from Arduino to the motor driver?
Yes, we've connected.
We've tested with a voltimeter and pins have strange values, we will try today how it works with the 10K resistor in the RX pin, but it should work, because the leds we have try glowed correctly.
More results this afternoon