Dragon 32/64 Drivewire Adapter
From The Dragon Archive
See DIY instructions in this post
or buy a tormod's Drivewire Adapter
See also: Drivewire_for_dummies
== Hardware
The built-in serial UART is the CP2102
== Windows
Windows driver can be downloaded from the chip manufacturer: http://www.silabs.com/products/mcu/pages/usbtouartbridgevcpdrivers.aspx