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2024/1/17 -This section provides information about device, configuration, interface, and endpoint descriptors and ways to retrieve them from a USB device.
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 ...
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.
USB devices report their attributes using descriptors, which are data structures with a defined format. Each descriptor begins with a byte-wide field.
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 ...
The BOS descriptor defines a root descriptor that is similar to the configuration descriptor, and is the base descriptor for accessing a family of related ...
A.補足拝見しました。Onboard Devicesが無いと言っていることは、HDDのマスターブートレコード（MBR）が破損していて、HDDからOSを読めなくなっている可能性があります。当時のDEL...
Q.下記のライブラリーをimportしていますが、それらが記載されたライブラリ名が 判りません。 Q1)EclipseのプロジェクトのCLASSPATHに追加するjarファイル名を お教えください。 =
A.ch.ntb.inf.libusbJava.* ではなく、ch.ntb.usb.* ではありませんか？ 後者であれば、最新版は ch.ntb.usb-0.5.9.jar のようです。 http...
Q.DELLのinsprion 530が「Loading PBR for descriptor 2..done」のメッセージが出ます。急ぎます 長文すみません。お願いします。DELLのinsprio...
A.追記 あーもしかしてOSはVistaですか？ vistaだとどうなんだろうか・・・ https://windowshelp.microsoft.com/Windows/ja-JP/Help/32...
The device descriptor of a USB device represents the entire device. As a result a USB device can only have one device descriptor.
Get the USB device descriptor for a given device. This is a non-blocking function; the device descriptor is cached in memory.
The Interface Descriptor (USB_INTERFACE_DESCRIPTOR) defines the collection of endpoints. This interface supports a group of pipes that are suitable for a ...
This tool will traverse through the binary data, and translate it into something human-readable, using the official documents from USB.org.