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2021/4/1 -If bmAttributes bits six and seven are both set, then the device is powered both by the bus and by a source external to the bus. Other ...
bmAttributes specifies the transfer type. This can either be Control, Interrupt, Isochronous or Bulk Transfers. If an Isochronous endpoint is specified, ...
2024/1/17 -The bmAttributes contains a bitmask that indicates whether the configuration supports the remote wake-up feature, and whether the device is ...
The Configuration Descriptor (USB_CONFIGURATION_DESCRIPTOR) contains information about the device power requirements and the number of interfaces it can ...
Accessing the Descriptor Properties · bLength · bDescriptorType · bDevCapabilityType · bReserved · wFunctionalitySupport · wReserved · bmSublinkSpeedAttr.
A structure representing the standard USB endpoint descriptor. This descriptor is documented in section 9.6.6 of the USB 3.0 specification.
The Endpoint Descriptor (USB_ENDPOINT_DESCRIPTOR) specifies the transfer type, direction, polling interval, and maximum packet size for each endpoint.
bmAttributes tells the host that the device is bus-powered, and supports the remote wake-up functionality. Finally bMaxPower tells the host that the device ...
2023/5/1 -I am trying to understand USB descriptors. For exploration I acquired my USB headphone descriptor using usbtreeview software. My understanding of descriptor ...
2019/10/2 -Currently configuration descriptor's bmAttributes and bMaxPower is hardcoded to SelfPowered and MaxPower of 100mA.