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Device Query

Any function in this section may only be called when the referenced device exists. A device starts to exist with the RTUConnect call of the attachment/detachment callbacks. It is deallocated when the respective RTUDisconnect event has occurred and all pipes to the device have been closed.

Initialization

Function RTUGetDevice

Function RTUDeviceSpeed

Function RTUGetConfiguration

Function RTUAltInterfaces

Function RTUGetInterface

Function RTUFindInterface

Function RTUGetEndpoint

Function RTUEndpointDirection

Function RTUEndpointType

Function RTUEndpointPacketSize

Function RTUEndpointInterval

Function RTUFindEndpoint

Function RTUGetString

Function RTUEnumDescriptors

Function RTUGetDescriptor

Function RTUEnumDevices

Function RTUParentDevice

Function RTUSuspendHubs

Function RTUGetFrameNumber

Device Configuration