I have the same problem, with the UNO selected, the COM selection is in gray, as if not available under windows 7, any idea? The TX/RX LEDs never flash, it's as if the PC has no clue there is something in the USB port... Help!
I have the same problem, with the UNO selected, the COM selection is in gray, as if not available under windows 7, any idea? The TX/RX LEDs never flash, it's as if the PC has no clue there is something in the USB port... Help!