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UM10503
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User manual
Rev. 2.1 — 10 December 2015
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NXP Semiconductors
UM10503
Chapter 27: LPC43xx/LPC43Sxx USB API
HID_EpIn_Hdlr
ErrorCode_t(* USBD_HID_INIT_PARAM::HID_EpIn_Hdlr)(USBD_HANDLE_T hUsb, void *data, uint32_t event)
Optional Interrupt IN endpoint event handler.
The application software could provide Interrupt IN endpoint event handler. Application which send
reports to host on interrupt endpoint should provide an endpoint event handler through this data
member. This data member is ignored if the interface descriptor
Parameters:
1. hUsb = Handle to the USB device stack.
2. data = Handle to HID function driver.
3. event = Type of endpoint event. See USBD_EVENT_T for more details.
Returns:
The call back should return ErrorCode_t type to indicate success or error condition.
Return values:
1. LPC_OK = On success.
2. ERR_USBD_UNHANDLED = Event is not handled hence pass the event to next in line.
3. ERR_USBD_xxx = For other error conditions.
Table 595. USBD_HID_INIT_PARAM class structure
Member
Description