#define HOST_DEVICE_SETTLE_DELAY_MS 1000
#endif
- /* Enums: */
- /** Enum for the various states of the USB Host state machine. Only some states are
- * implemented in the LUFA library - other states are left to the user to implement.
- *
- * For information on each possible USB host state, refer to the USB 2.0 specification.
- * Several of the USB host states are broken up further into multiple smaller sub-states,
- * so that they can be internally implemented inside the library in an efficient manner.
- *
- * \see \ref USB_HostState, which stores the current host state machine state.
- */
- enum USB_Host_States_t
- {
- HOST_STATE_WaitForDeviceRemoval = 0, /**< Internally implemented by the library. This state can be
- * used by the library to wait until the attached device is
- * removed by the user - useful for when an error occurs or
- * further communication with the device is not needed. This
- * allows for other code to run while the state machine is
- * effectively disabled.
- */
- HOST_STATE_WaitForDevice = 1, /**< Internally implemented by the library. This state indicates
- * that the stack is waiting for an interval to elapse before
- * continuing with the next step of the device enumeration
- * process.
- *
- * \note Do not manually change to this state in the user code.
- */
- HOST_STATE_Unattached = 2, /**< Internally implemented by the library. This state indicates
- * that the host state machine is waiting for a device to be
- * attached so that it can start the enumeration process.
- *
- * \note Do not manually change to this state in the user code.
- */
- HOST_STATE_Powered = 3, /**< Internally implemented by the library. This state indicates
- * that a device has been attached, and the library's internals
- * are being configured to begin the enumeration process.
- *
- * \note Do not manually change to this state in the user code.
- */
- HOST_STATE_Powered_WaitForDeviceSettle = 4, /**< Internally implemented by the library. This state indicates
- * that the stack is waiting for the initial settling period to
- * elapse before beginning the enumeration process.
- *
- * \note Do not manually change to this state in the user code.
- */
- HOST_STATE_Powered_WaitForConnect = 5, /**< Internally implemented by the library. This state indicates
- * that the stack is waiting for a connection event from the USB
- * controller to indicate a valid USB device has been attached to
- * the bus and is ready to be enumerated.
- *
- * \note Do not manually change to this state in the user code.
- */
- HOST_STATE_Powered_DoReset = 6, /**< Internally implemented by the library. This state indicates
- * that a valid USB device has been attached, and that it is
- * will now be reset to ensure it is ready for enumeration.
- *
- * \note Do not manually change to this state in the user code.
- */
- HOST_STATE_Powered_ConfigPipe = 7, /**< Internally implemented by the library. This state indicates
- * that the attached device is currently powered and reset, and
- * that the control pipe is now being configured by the stack.
- *
- * \note Do not manually change to this state in the user code.
- */
- HOST_STATE_Default = 8, /**< Internally implemented by the library. This state indicates
- * that the stack is currently retrieving the control endpoint's
- * size from the device, so that the control pipe can be altered
- * to match.
- *
- * \note Do not manually change to this state in the user code.
- */
- HOST_STATE_Default_PostReset = 9, /**< Internally implemented by the library. This state indicates that
- * the control pipe is being reconfigured to match the retrieved
- * control endpoint size from the device, and the device's USB bus
- * address is being set.
- *
- * \note Do not manually change to this state in the user code.
- */
- HOST_STATE_Default_PostAddressSet = 10, /**< Internally implemented by the library. This state indicates that
- * the device's address has now been set, and the stack is has now
- * completed the device enumeration process. This state causes the
- * stack to change the current USB device address to that set for
- * the connected device, before progressing to the user-implemented
- * \ref HOST_STATE_Addressed state for further communications.
- *
- * \note Do not manually change to this state in the user code.
- */
- HOST_STATE_Addressed = 11, /**< May be implemented by the user project. This state should
- * set the device configuration before progressing to the
- * \ref HOST_STATE_Configured state. Other processing (such as the
- * retrieval and processing of the device descriptor) should also
- * be placed in this state.
- */
- HOST_STATE_Configured = 12, /**< May be implemented by the user project. This state should implement the
- * actual work performed on the attached device and changed to the
- * \ref HOST_STATE_Suspended or \ref HOST_STATE_WaitForDeviceRemoval states as needed.
- */
- HOST_STATE_Suspended = 15, /**< May be implemented by the user project. This state should be maintained
- * while the bus is suspended, and changed to either the \ref HOST_STATE_Configured
- * (after resuming the bus with the USB_Host_ResumeBus() macro) or the
- * \ref HOST_STATE_WaitForDeviceRemoval states as needed.
- */
- };
-
/** Enum for the error codes for the \ref EVENT_USB_Host_HostError() event.
*
* \see \ref Group_Events for more information on this event.
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