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
+ * number allocations) to a device regardless of the port it is plugged in to on the host. Some microcontrollers contain
* a unique serial number internally, and setting the device descriptors serial number string index to this value
* will cause it to use the internal serial number.
*