The last version of the bootloader is built with our Vendor ID and Product ID. This is a sublicense of Microchip for this project.
So on windows, you need a driver for Pinguino, the Microchip driver can not be used. But it can be simply adapted.
Download the MCHPFSUSB package on the microchip web site. Extract it in a new folder and go to \pc\MCHPUSB driver\Release\ .
Edit the mchpusb.inf file and replace the following lines:
[DeviceList]
%DESCRIPTION%=DriverInstall, USB\VID_04D8&PID_000B, USB\VID_04D8&PID_000C, USB\VID_04D8&PID_01F0 USB\VID_04D8&PID_01F1, USB\VID_04D8&PID_01F2, USB\VID_04D8&PID_01F3, USB\VID_04D8&PID_01F4, USB\VID_04D8&PID_01F5, USB\VID_04D8&PID_01F6
[DeviceList.ntamd64]
%DESCRIPTION%=DriverInstall64, USB\VID_04D8&PID_000B, USB\VID_04D8&PID_000C, USB\VID_04D8&PID_01F0 USB\VID_04D8&PID_01F1, USB\VID_04D8&PID_01F2, USB\VID_04D8&PID_01F3, USB\VID_04D8&PID_01F4, USB\VID_04D8&PID_01F5, USB\VID_04D8&PID_01F6
by those lines:
[DeviceList]
%DESCRIPTION%=DriverInstall,
USB\VID_04D8&PID_FEAA, USB\VID_04D8&PID_000B, USB\VID_04D8&PID_000C, USB\VID_04D8&PID_01F0 USB\VID_04D8&PID_01F1, USB\VID_04D8&PID_01F2, USB\VID_04D8&PID_01F3, USB\VID_04D8&PID_01F4, USB\VID_04D8&PID_01F5, USB\VID_04D8&PID_01F6
[DeviceList.ntamd64]
%DESCRIPTION%=DriverInstall64,
USB\VID_04D8&PID_FEAA, USB\VID_04D8&PID_000B, USB\VID_04D8&PID_000C, USB\VID_04D8&PID_01F0 USB\VID_04D8&PID_01F1, USB\VID_04D8&PID_01F2, USB\VID_04D8&PID_01F3, USB\VID_04D8&PID_01F4, USB\VID_04D8&PID_01F5, USB\VID_04D8&PID_01F6
Now save this file and use it as your pinguino driver when windows ask you for a specific driver.
You have just added a new product wich use the microchip driver.