If you desire to use the TE USB FX2 module, you need to create/download:

• the firmware file (.iic) for USB FX2 microcontroller and EEPROM;
• the bitstream (image) file (.bit or .mcs or .bin) for FPGA and SPI Flash.

Firmware (FX2 USB microcontroller's EEPROM and RAM) and bitstream (SPI Flash and FPGA) Upgrade Tool utilization.