*/
#define NO_DESCRIPTOR 0
- #if (!defined(NO_INTERNAL_SERIAL) && (defined(USB_SERIES_6_AVR) || defined(USB_SERIES_7_AVR))) || defined(__DOXYGEN__)
+ #if (!defined(NO_INTERNAL_SERIAL) && \
+ (defined(__AVR_AT90USB647__) || defined(__AVR_AT90USB1287__) || \
+ defined(__AVR_ATmega32U6__) || defined(__AVR_AT90USB646__) || defined(__AVR_AT90USB1286__) || \
+ defined(__AVR_ATmega32U2__) || defined(__AVR_ATmega16U2__) || defined(__AVR_ATmega8U2__)))
/** String descriptor index for the device's unique serial number string descriptor within the device.
* This unique serial number is used by the host to associate resources to the device (such as drivers or COM port
* number allocations) to a device regardless of the port it is plugged in to on the host. Some USB AVRs contain