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Contents Programming For USB Device Overview Programmers Guide Scenario Data transfer Synchronous Transfer Asynchronous Transfer Reading Descriptors USB Support Routines And Structures Common Procedures UsbEnumerateDevices OpenRapidUsb IsRapidUsbOpened CloseRapidUsb Descriptors UsbGetDescriptor UsbGetDeviceDescriptor UsbGetStringDescriptor UsbGetConfigDescriptor UsbFreeConfigDescriptor UsbGetInterfaceDescriptor UsbFreeInterfaceDescriptor UsbGetEndpointDescriptor Configure Device UsbGetDeviceInfo UsbUnconfigureDevice UsbSelectConfig UsbGetConfig UsbSelectInterface UsbGetInterface UsbResetDevice UsbGetBandwidthInfo UsbCyclePort Features and Status UsbSetFeature UsbClearFeature UsbGetStatus Vendor/Class Requests UsbVendorRequestIn UsbVendorRequestOut UsbClassRequestIn UsbClassRequestOut Pipes IsRapidUsbPipeOpened UsbPipeOpen UsbPipeClose UsbGetPipeCount UsbPipeGetInfo UsbPipeDirectionIn UsbPipeGetType UsbTransfer UsbTransferAsync TRANSFER_COMPLETION_ROUTINE UsbCancelTransfer UsbPipeReset UsbPipeAbort Other UsbGetPortStatus UsbGetCurrentFrameNumber USB Structures and Types RDUSB_DEVICE_INFORMATION RDUSB_PIPE_INFORMATION RDUSB_PIPE_TYPE RDUSB_BANDWIDTH_INFORMATION		RDUSB_PIPE_INFORMATION Go to RapidDriver Main Page typedef struct _RDUSB_PIPE_INFORMATION {     USHORT MaximumPacketSize;      UCHAR EndpointAddress;         UCHAR Interval;                 RDUSB_PIPE_TYPE PipeType;        PVOID Reserved;      ULONG MaximumTransferSize;     ULONG PipeFlags; } RDUSB_PIPE_INFORMATION, *PRDUSB_PIPE_INFORMATION; Members MaximumPacketSize   Specifies the maximum packet size, in bytes, that this pipe handles.   EndpointAddress   Specifies the bus address for this pipe.   Interval   Specifies a polling period for this pipe in milliseconds. This value is only valid if PipeType is set to UsbPipeTypeInterrupt.   PipeType   Identifies type of transfer valid for this pipe. See RDUSB_PIPE_TYPE.   MaximumTransferSize   Maximum size for a single request in bytes.