/* Enable Specific USB Interrupts. 
Note that the NVIC must be enabled and properly configured for the interrupt to be routed to the CPU. */
void usb_enable_interrupts(enum usb_interrupt ints, enum usb_ep_interrupt rx_ints, enum usb_ep_interrupt tx_ints)
/* Enable Specific USB Interrupts. 
Note that the NVIC must be enabled and properly configured for the interrupt to be routed to the CPU. */
void usb_enable_interrupts(enum usb_interrupt ints, enum usb_ep_interrupt rx_ints, enum usb_ep_interrupt tx_ints)
{
	USB_IE |= ints;
	USB_RXIE |= rx_ints;
	USB_TXIE |= tx_ints;
}