最終更新:2021-07-22 (木) 13:27:52 (65d)  

BOSディスクリプタ
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Binary Device Object Store

USB 2.0LPM(Link Power Management)機能追加に対応

メモ

  • BOSディスクリプタをサポートするデバイスはbcdUSB値が0x0201以上
  • The value of the bcdUSB field in the standard USB 2.0 Device Descriptor is used to indicate that the device supports the request to read the BOS Descriptor (i.e. GetDescriptor?(BOS))
  • Devices that support the BOS descriptor must have a bcdUSB value of 0201H or larger