It has the AT90usb162-16AU. Not compatible?Does your V1.7 have the AT90usb162 chip or the new Atmega32U2 chip ?
I have V1.2 with the AT90USB162 and it shows USB Device Not Recognized too. Any way around this ?Does your V1.7 have the AT90usb162 chip or the new Atmega32U2 chip ?