There is a new Firmwareversion for the NES30 -> Released 19.01.2015
8Bitdo GamePad Firmware v2.52
1.Modified Mode 2 (START+B+R) secondly key code. D-Pad change from arrow key to normally letter, in order work with emulator better.
2.Added PC Joystick mode(power up START+R and connect to PC). D-Pad works as Joystick D-Pad, not a keyboard arrow key.