Microchip® Advanced Software Framework

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Human interface on SAM3X-EK:

SAM3X USART used UART on J11 connector and USART0 on J13 connector
Led 0 (D2, blue) blinks when USB host has checked and enabled CDC interface
Led 1 (D3, green) is on when UART is open
Led 2 (D4, amber) is on when USART0 is open