* U4 series USB AVR parts\r
* - Fixed LowLevel MassStorage demo broken on the U2 AVRs due to double-banked endpoints\r
* - Fixed compilation error in the AudioInput demos when MICROPHONE_BIASED_TO_HALF_RAIL is defined (thanks to C. Scott Ananian)\r
* U4 series USB AVR parts\r
* - Fixed LowLevel MassStorage demo broken on the U2 AVRs due to double-banked endpoints\r
* - Fixed compilation error in the AudioInput demos when MICROPHONE_BIASED_TO_HALF_RAIL is defined (thanks to C. Scott Ananian)\r