Status led (#109)

* add SW reset

* adds watchdog

* add status led

hid/lib/drivers/board.h

@@ -26,9 +26,16 @@
 
 
 namespace DRIVERS {
+	enum status {
+		RX_DATA = 0,
+		KEYBOARD_ONLINE,
+		MOUSE_ONLINE,
+	};
+
 	struct Board : public Driver {
 		using Driver::Driver;
 		virtual void reset() {}
 		virtual void periodic() {}
+		virtual void updateStatus(status status) {}
 	};
 }