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Showing content from http://arm-software.github.io/CMSIS_5/Driver/html/group__USBH__pipe__events.html below:

USBH Pipe Events

The USB Host driver generates Pipe call back events that are notified via the function ARM_USBH_SignalPipeEvent. More...

The USB Host driver generates Pipe call back events that are notified via the function ARM_USBH_SignalPipeEvent.

This section provides the event values for the ARM_USBH_SignalPipeEvent callback function.

The following call back notification events are generated:

#define ARM_USBH_EVENT_TRANSFER_COMPLETE   (1UL << 0)

Transfer completed.

#define ARM_USBH_EVENT_HANDSHAKE_NAK   (1UL << 1)

NAK Handshake received.

#define ARM_USBH_EVENT_HANDSHAKE_NYET   (1UL << 2)

NYET Handshake received.

#define ARM_USBH_EVENT_HANDSHAKE_MDATA   (1UL << 3)

MDATA Handshake received.

#define ARM_USBH_EVENT_HANDSHAKE_STALL   (1UL << 4)

STALL Handshake received.

#define ARM_USBH_EVENT_HANDSHAKE_ERR   (1UL << 5)

ERR Handshake received.

#define ARM_USBH_EVENT_BUS_ERROR   (1UL << 6)

Bus Error detected.


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