Human interface on SAML21-XPlain:
- LED0 blinks when USB host has checked and enabled HID Keyboard, mouse, CDC and MSC interface
- When firstly press SW0 down, application will open a notepad application on Windows O.S. and sends key sequence "Atmel ARM"
- After first press SW0, Push button 0 (SW0) are used to move mouse up.
- Only SW0 down will generate a wakeup to USB Host in remote wakeup mode.