SetupHardware();\r
 \r
        LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);\r
+       sei();\r
 \r
        for (;;)\r
        {\r
  *\r
  *  \param[in] MSInterfaceInfo  Pointer to the Mass Storage class interface configuration structure being referenced\r
  */\r
-bool CALLBACK_MS_Device_SCSICommandReceived(USB_ClassInfo_MS_Device_t* MSInterfaceInfo)\r
+bool CALLBACK_MS_Device_SCSICommandReceived(USB_ClassInfo_MS_Device_t* const MSInterfaceInfo)\r
 {\r
        bool CommandSuccess;\r
        \r
        uint8_t  LEDMask   = LEDS_NO_LEDS;\r
        uint8_t* LEDReport = (uint8_t*)ReportData;\r
 \r
-       if (*LEDReport & 0x01) // NUM Lock\r
+       if (*LEDReport & HID_KEYBOARD_LED_NUMLOCK)\r
          LEDMask |= LEDS_LED1;\r
        \r
-       if (*LEDReport & 0x02) // CAPS Lock\r
+       if (*LEDReport & HID_KEYBOARD_LED_CAPSLOCK)\r
          LEDMask |= LEDS_LED3;\r
 \r
-       if (*LEDReport & 0x04) // SCROLL Lock\r
+       if (*LEDReport & HID_KEYBOARD_LED_SCROLLLOCK)\r
          LEDMask |= LEDS_LED4;\r
          \r
        LEDs_SetAllLEDs(LEDMask);\r