No I don't have any, I just conect de arduino to de USB PC, and then de 11 pin to the opctoacoplator, and the out pin of it to GND... is it wrong?, why am I reciving these voltage?
No I don't have any, I just conect de arduino to de USB PC, and then de 11 pin to the opctoacoplator, and the out pin of it to GND... is it wrong?, why am I reciving these voltage?