Open the driver disk

Go to Win64 Folder

Run the setup.exe to install the driver in 64bit Windows 7/XP OS

This driver disk support AMD64 architechture based Processors

Errata: 
The setup.exe program couldn't support Vista 64-bit system well yet. Please install the MCS77xx Vista 64-bit driver manually. 
This issue will be fixed in next revision driver package later.
