ugen4.2: at usbus4, cfg=0 md=HOST spd=HIGH (480Mbps) pwr=ON (480mA) bLength = 0x0012 bDescriptorType = 0x0001 bcdUSB = 0x0200 bDeviceClass = 0x0000 bDeviceSubClass = 0x0000 bDeviceProtocol = 0x0000 bMaxPacketSize0 = 0x0040 idVendor = 0x0644 idProduct = 0x8020 bcdDevice = 0x0100 iManufacturer = 0x0001 iProduct = 0x0002 iSerialNumber = 0x0003 bNumConfigurations = 0x0001 Configuration index 0 bLength = 0x0009 bDescriptorType = 0x0002 wTotalLength = 0x0050 bNumInterfaces = 0x0002 bConfigurationValue = 0x0001 iConfiguration = 0x0000 bmAttributes = 0x0080 bMaxPower = 0x00f0 Interface 0 bLength = 0x0009 bDescriptorType = 0x0004 bInterfaceNumber = 0x0000 bAlternateSetting = 0x0000 bNumEndpoints = 0x0000 bInterfaceClass = 0x00ff bInterfaceSubClass = 0x0000 bInterfaceProtocol = 0x0000 iInterface = 0x0000 Interface 0 Alt 1 bLength = 0x0009 bDescriptorType = 0x0004 bInterfaceNumber = 0x0000 bAlternateSetting = 0x0001 bNumEndpoints = 0x0003 bInterfaceClass = 0x00ff bInterfaceSubClass = 0x0000 bInterfaceProtocol = 0x0000 iInterface = 0x0000 Endpoint 0 bLength = 0x0007 bDescriptorType = 0x0005 bEndpointAddress = 0x0002 bmAttributes = 0x0005 wMaxPacketSize = 0x009c bInterval = 0x0001 bRefresh = 0x0000 bSynchAddress = 0x0000 Endpoint 1 bLength = 0x0007 bDescriptorType = 0x0005 bEndpointAddress = 0x0083 bmAttributes = 0x0002 wMaxPacketSize = 0x0200 bInterval = 0x0004 bRefresh = 0x0000 bSynchAddress = 0x0000 Endpoint 2 bLength = 0x0007 bDescriptorType = 0x0005 bEndpointAddress = 0x0004 bmAttributes = 0x0002 wMaxPacketSize = 0x0200 bInterval = 0x0004 bRefresh = 0x0000 bSynchAddress = 0x0000 Interface 1 bLength = 0x0009 bDescriptorType = 0x0004 bInterfaceNumber = 0x0001 bAlternateSetting = 0x0000 bNumEndpoints = 0x0000 bInterfaceClass = 0x00ff bInterfaceSubClass = 0x0000 bInterfaceProtocol = 0x0000 iInterface = 0x0000 Interface 1 Alt 1 bLength = 0x0009 bDescriptorType = 0x0004 bInterfaceNumber = 0x0001 bAlternateSetting = 0x0001 bNumEndpoints = 0x0002 bInterfaceClass = 0x00ff bInterfaceSubClass = 0x0000 bInterfaceProtocol = 0x0000 iInterface = 0x0000 Endpoint 0 bLength = 0x0007 bDescriptorType = 0x0005 bEndpointAddress = 0x0081 bmAttributes = 0x0005 wMaxPacketSize = 0x0040 bInterval = 0x0004 bRefresh = 0x0000 bSynchAddress = 0x0000 Endpoint 1 bLength = 0x0007 bDescriptorType = 0x0005 bEndpointAddress = 0x0086 bmAttributes = 0x0002 wMaxPacketSize = 0x0200 bInterval = 0x0001 bRefresh = 0x0000 bSynchAddress = 0x0000