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Instance Property. bAlternateSetting. The value for selecting an alternative setting for the interface that the interface number references. macOS 10.0+.

A constant value indicating an interface descriptor. bInterfaceNumber. The zero-based index of this interface in the current configuration.

Interface descriptors have a bInterfaceNumber field specifying the Interface number and a bAlternateSetting which allows an interface to change settings on the ...

bAlternateSetting, uint8_t, 1, Number, Value used to select an alternate setting for the interface identified in the prior field. Allows an interface to change ...

bAlternateSetting needs some explanation. An interface can have more than one variant, and these variants can be switched between, while other interfaces ...

2024/2/22 -bDescriptor must be set to USB_INTERFACE_DESCRIPTOR_TYPE. bInterfaceNumber. The index number of the interface. bAlternateSetting. The index ...

Alternate identifier (bAlternateSetting). node: Indicates the descriptor's location for rooting future requests (e.g. endpoints of this interface). Library ...

2024/1/17 -In the preceding example, note bInterfaceNumber and bAlternateSetting field values. Those fields contain index values that the host uses to ...

It defines bAlternateSetting to be 0. If the interface had an alternative version then there might be another interface defined with a different ...

bAlternateSetting : libusb_interface_descriptor · bcdDevice : libusb_device_descriptor · bcdUSB : libusb_device_descriptor · bConfigurationValue : ...