USB defines class code information that is used to identify a device's functionality and to nominally load a device driver based on that functionality.
関連する質問
What is a USB device class?
How to identify a USB composite device?
What is a USB class driver?
How to find class ID of USB device?
This field identifies the release of the USB Specification with which the device and its descriptors are compliant. 4, bDeviceClass, uint8_t, 1, Class. Class ...
2024/01/17 · The device descriptor contains information about a USB device as a whole. This topic describes the USB_DEVICE_DESCRIPTOR structure and ...
The USB specification release number with which the device complies. bDeviceSubClass. The subclass code that further defines the behavior of this device.
2022/11/10 · The set of identifiers generated for USB devices depends on whether the device is a single-interface device or a multiple-interface device.
bDeviceClass. The class code indicating the behavior of this device. macOS 10.0+. uint8_t bDeviceClass; ... The USB specification version number that the device ...
USB Spec release number. 4. bDeviceClass. 1. Class. Class code assigned by USB-IF. 00h means each interface defines its own class. FFh means vendor-defined ...
Details the USB descriptors including the Device, Configuration, Interface, Endpoint and String Descriptors. ... bDeviceClass, 1, Class. Class Code (Assigned by ...
2023/11/10 · bcdUSB, Informs the host of what version of USB the device supports ; bDeviceClass, 00 - The device class is defined in the Interface Descriptor
Service property for USB Device Descriptor field "bDeviceClass". The value ... The value is the ID of the USB bus assigned when connecting the USB device.