An extra installation of the drivers for ASU USB is required for Windows version 7 and Windows version 8

How to install the driver

• Run installer
• When the installation is complete, go to the installation folder (By default, C: \ Program Files (x86) \ STMicroelectronics \ Software \ Virtual comport driver)
• Go to the folder with your version of Windows
• Run the file "dpinst_x86.exe" when using a 32-bit system or "dpinst_amd64.exe" when using a 64-bit