I would guess he is definatly powering this via his car battery... ![]()
As for 5v, you should use a 5v regulator (search SparkFun), as well as a few caps with it to even out electric noise.
I would guess he is definatly powering this via his car battery... ![]()
As for 5v, you should use a 5v regulator (search SparkFun), as well as a few caps with it to even out electric noise.