how to set Interrupt on NAK for USB device controller of lpc1768 via usbdromstack ??

[sudheerv]

how to Enable Interrupt on NAK using usbdromstack  when USB device controller is programmed?

For that matter ,how to send any command to SIE when using usbdromstack?

[sudheerv]

USBD_HW_API_T::EnableEvent  found this after searching APIs of usbdromstack .

posting here as quick reference .