NES30 Pro Extend-Firmware

Important: Make sure START+Y (POWER+Y Pro version) power on the controler to use extend function.
It’s time to release an extend-firmware for expansion functions. If you don’t want to use those powerful function, please keep using regular firmware.
Extend-firmware: More powerful function available, such as emulate RETRON5 controller, Wii controller etc .. More powerful function expend in the future. For more detail please visit: