Install the FTDI VCP driver.
Select the 'setup executable' from the 'Comments' column.
Install the FT_PROG Utility.
- Open the FT_PROG Utility.
- Press F5 to scan for devices
- Find the iCEBreaker's FTDI Chip
- Identifiable by property 'Product Desc'='iCEBreaker V1.0e'
- Set Port B to FIFO
- Device -> FT EEPROM -> Hardware Specific -> Port B -> Hardware, select '245 FIFO'
- Press Ctrl-P to program the FT2232H
- Find the Virtual COM port in Windows' Device Manager, right click, select 'Properties'
- Under the 'Port Settings' tab, select 'Advanced'
- Set both the Transmit and Receive buffer size to '256', and the latency timer to '2ms'
- Click OK
For apio to be able to program the Device after this step, you will have to re-replace the driver with libUSB:
> apio drivers --ftdi-enable