sspCompanionDescriptor
The descriptor for a SuperSpeedPlus isochronous USB endpoint companion.
Declaration
var sspCompanionDescriptor: IOUSBSuperSpeedPlusIsochronousEndpointCompanionDescriptorDiscussion
This descriptor may be necessary for bcdUSB versions 0x0300 and greater, depending on device operating speed and values set in the descriptors. See USB 3.2, 9.5 for more information.