yo hackjack :-) got a growatt sph, got the cp210x and got the PVKeeper 2.0 on my Win PC. Using a USB A - - USB A cable from usb ( installer ) socket on growatt to usb socket on my PC ? Cant get it to work,, cant login to PVKeeper ? 123456 or 12345678 ?? ive tryed both with no luck :-) please...