Hardware
Intel Core 2 Duo 2.4 GHz
8GB RAM
Windows 7 Home 64-bit
Microsoft XBOX 360 Controller
GIMX
CP2102 Converter
Teensy USB Board
sixemu Rev910
I have tried several things:
- Changing the COM port.
 - Different XBOX controllers.
 - Up-to-date, error free build of sixemu.
 - Re-flashing the AVR board.