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User-Mode Driver Framework (UMDF) is a device-driver development platform first introduced with Microsoft's Windows Vista operating system, and is also available for Windows XP. It facilitates the creation of drivers for certain classes of devices. [1]
Windows Vista includes qWAVE, a pre-configured quality of service API for time-dependent multimedia data, such as audio or video streams. qWAVE uses different packet priority schemes for real-time flows (such as multimedia packets) and best-effort flows (such as file downloads or e-mails) to ensure that real-time data gets delayed as little as possible, while providing a high-quality channel ...
WinUSB is a generic USB driver provided by Microsoft, for their operating systems starting with Windows Vista but which is also available for Windows XP. It is aimed at simple devices that are accessed by only one application at a time (for example instruments like weather stations, devices that only need a diagnostic connection or for firmware upgrades).
In Windows Vista, the Windows Display Driver Model (WDDM) does not support two different display adapters. When using two display adapters, both must use the same WDDM driver. Although Windows Vista still supports XPDM drivers, a WDDM driver is required for the Windows Aero user experience. [54] [55]
Windows 2000, Windows ME or later Similar to open, but using file association information to run the application. The file name can therefore be an executable or a data file. It is the ShellExecuteEx function that is called by AutoRun. UseAutoPlay=1 Windows XP or later; drives of type DRIVE_CDROM Use AutoPlay rather than AutoRun with CD-ROMs.
File associations can be displayed and edited using the assoc command and with the help of the ftype command it is possible to create association between file type and application which will open files of this type. [3] [4] The Windows shell invokes file association actions through COM, drag and drop, command line calls or through Dynamic Data ...
On a new installation of Windows, a default set of handler applications are registered with the AutoPlay system. [2] The following are the defaults with Windows XP SP2. The Action and Provider are simply strings stored within the Handler, they can vary to give the user a better idea of what will happen if they choose that action.
For example, a USB 2 PCIe host controller card that presents 4 USB "Standard A" connectors typically presents one 4-port EHCI and two 2-port OHCI controllers to system software. When a high-speed USB device is attached to any of the 4 connectors, the device is managed through one of the 4 root hub ports of the EHCI controller.