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Defines the USB data transfer direction types.
Syntax
typedef enum _USBFN_DIRECTION {
UsbfnDirectionMinimum,
UsbfnDirectionIn,
UsbfnDirectionOut,
UsbfnDirectionTx,
UsbfnDirectionRx,
UsbfnDirectionMaximum
} USBFN_DIRECTION, *PUSBFN_DIRECTION;
Constants
UsbfnDirectionMinimumThe minimum value in this enumeration. |
UsbfnDirectionInThe transfer is to the host from an endpoint. |
UsbfnDirectionOutThe transfer is from the host to the endpoint. |
UsbfnDirectionTxThe bus transfer to the host from the device. |
UsbfnDirectionRxThe bus transfer is from the host to the device. |
UsbfnDirectionMaximumThe maximum value in this enumeration. |
Requirements
| Requirement | Value |
|---|---|
| Header | usbfnbase.h |