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2024/1/17 -Every USB device exposes a device descriptor that indicates the device's class information, vendor and product identifiers, and number of configurations.
All USB devices have a hierarchy of descriptors which describe to the host information such as what the device is, who makes it, what version of USB it ...
2025/5/23 -The purpose of the device descriptor is to let the host know what specification of USB the device complies with and how many possible ...
2024/1/17 -This section provides information about device, configuration, interface, and endpoint descriptors and ways to retrieve them from a USB device.
2024/10/24 -The USB driver stack uses bcdDevice, along with idVendor and idProduct, to generate hardware and compatible IDs for the device.
USB_DeviceGetDeviceDescriptor . This function is used to get the device descriptor. All devices must implement this function. usb_status_t ...
USB devices report their attributes using descriptors, which are data structures with a defined format. Each descriptor begins with a byte-wide field.
This tool will traverse through the binary data, and translate it into something human-readable, using the official documents from USB.org.
A video describing USB descriptors which are the messages that tell the computer what the device is.
YouTubeBrenden Adamczak
2021/4/16 -#define DEVICE_DESCRIPTOR (1) #define CONFIGURATION_DESCRIPTOR (2) #define STRING_DESCRIPTOR (3) #define INTERFACE_DESCRIPTOR (4) #define ENDPOINT_DESCRIPTOR ( ...