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open host controller interface (OHCI)

The Open Host Controller Interface (OHCI) is driver software that allows a host to control the USB interface

. There isalso

the Universal Host Controller Interface (UHCI) and the Enhanced Host Controller Interface

(EHCI). OHCI was specified by Compaq, Microsoft and National Semiconductors for USB 1.1 with a data rate of 15 Mbps. In contrast to UHCI, the OHCI controller is faster because it realizes part of the tasks in hardware.

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Englisch: open host controller interface - OHCI
Updated at: 08.01.2009
#Words: 30
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Translations: DE