Windows PC USB Drivers and firmware uploader:
How to flash firmware on Windows PC
- Download .hex file with firmware (Dual V2 firmwares, Triple I/O firmwares)
- Download USB Drivers for Windows and install
3. Download and extract Xloader and run XLoader.exe
Select .hex file with firmware, Device Duemilanove/Nano(ATmega328old), Baud rate 57600, select COM port that will appear after connecting controller with USB, then hit Upload:
Upload process will take 10-20 seconds.
Reboot device by replugging power.