Learn how and when to remove these template messages. The OHCI driver provided low- and full-speed functions for USB ports of a PCI expansion card with any other chipset vendor’s integrated USB host controllers or discrete controller chipsets attached to the computer’s expansion bus, if present. April Learn how and when to remove this template message. This page was last edited on 17 January , at Please update this article to reflect recent events or newly available information.

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If a computer provides non-x86 USB 1. From Wikipedia, the free encyclopedia. Retrieved from ” https: Views Read Edit View history. Intel hosted EHCI conformance-testing and this helped to prevent the incursion of proprietary features. Please help to improve this article by introducing more precise citations.

Linux Kernel Driver DataBase: CONFIG_USB_EHCI_HCD: EHCI HCD (USB ) support

Please update this article to reflect recent events or newly available information. On the expansion card or motherboard controller, this involves much custom logic, with digital logic engines in the motherboard’s controller chip, plus analog circuitry managing the high-speed differential signals.

S3c241 hardware standards USB. This article has multiple issues.

USB2 trouble: EHCI HCD died

Extensible Host Controller Interface xHCI is the newest host controller standard that improves speed, hccd efficiency and virtualization over its predecessors.

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EHCI was designed [ by whom? Retrieved April 13, The driver software is typically provided with an operating system of a personal computerbut may also be implemented by application-specific devices such as a microcontroller. Compared with UHCI, it moves more intelligence into the controller, and thus is accordingly much more efficient; this was part of the motivation for defining it. Originally a PC providing high-speed ports had two controllers, one handling low- and full-speed devices and the second handling high-speed devices.

Please help improve it or discuss these issues on the talk page. This page was last edited on 17 Januaryat Learn how and when to remove these template messages. All articles with dead external links Articles with rhci external links from January Articles lacking in-text citations from April All articles lacking in-text citations Articles with obsolete information from November All Wikipedia articles in need of updating Articles with multiple maintenance issues All articles with vague or ambiguous time Vague or ambiguous time from February Articles with specifically marked weasel-worded phrases from February Articles with dead external links from September Articles with permanently dead external links.

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It requires a license s3c2140 Intel.

April Learn how and when to remove this template message. Extensible Host Controller Interface.

CONFIG_USB_XHCI_HCD: xHCI HCD (USB 3.0) support

sc2410 The OHCI driver provided low- and full-speed functions for USB ports of a PCI expansion card with any other chipset vendor’s integrated USB host controllers or discrete controller chipsets attached to the computer’s expansion bus, if present. This article includes a list of referencesbut its sources remain unclear because it has insufficient inline citations.

shci Because the card has a standard OHCI interface, the OS does not need to know in advance exactly who makes the card or how it works; it can safely assume that the card understands the set of well-defined commands that are defined in the standard protocol.

It has many fewer intellectual property restrictions than UHCI. This article’s factual accuracy may be compromised due to out-of-date information.