Datasheet

Install drivers before use
Figure 3: Compass click
board connected to PC via
click USB adapter board
Figure 2:
FT2232H
controller
from FTDI® Chip
On-board FT2232H chip requires drivers to be installed on your
PC before operation. Drivers are available on the manufacturer’s
website:
Page 6
http://www.ftdichip.com/Drivers/VCP.htm