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  2. USB human interface device class - Wikipedia

    en.wikipedia.org/wiki/USB_human_interface_device...

    These functions allow hardware manufacturers to design a product to USB HID class specifications and expect it to work with any software that also meets these specifications. The same HID protocol is used unmodified in Bluetooth human interface devices. [2] The Bluetooth profile specification only points readers to the USB HID documentation.

  3. Human interface device - Wikipedia

    en.wikipedia.org/wiki/Human_interface_device

    The HID standard was adopted primarily to enable innovation in PC input devices and to simplify the process of installing such devices. Prior to the introduction of the HID concept, devices usually conformed to strictly defined protocols for mouse, keyboards and joysticks; for example, the standard mouse protocol at the time supported relative X- and Y-axis data and binary input for up to two ...

  4. USB communications - Wikipedia

    en.wikipedia.org/wiki/USB_communications

    The written USB 3.0 specification was released by Intel and its partners in August 2008. The first USB 3.0 controller chips were sampled by NEC in May 2009, [4] and the first products using the USB 3.0 specification arrived in January 2010. [5] USB 3.0 connectors are generally backward compatible, but include new wiring and full-duplex operation.

  5. Logitech Unifying receiver - Wikipedia

    en.wikipedia.org/wiki/Logitech_Unifying_receiver

    Logitech Unifying receiver (older) Logitech Unifying receiver (newer) Unifying logo The Logitech Unifying Receiver is a small dedicated USB wireless receiver, based on the nRF24L-family of RF devices, [1] that allows up to six compatible Logitech human interface devices (such as mice, trackballs, touchpads, and keyboards; headphones are not compatible) to be linked to the same computer using 2 ...

  6. USB - Wikipedia

    en.wikipedia.org/wiki/USB

    For mice and keyboards with dual-protocol support, a passive adapter that contains no logic circuitry may be used: the USB hardware in the keyboard or mouse is designed to detect whether it is connected to a USB or PS/2 port, and communicate using the appropriate protocol.

  7. PS/2 port - Wikipedia

    en.wikipedia.org/wiki/PS/2_port

    The PS/2 interface provides no restriction on key rollover, although USB keyboards have no such restriction either, unless operated in BOOT mode, which is the exception. To free USB ports for other uses like removable USB devices. Some USB keyboards may not be able to operate the BIOS on certain motherboards due to driver issues or lack of ...

  8. KVM switch - Wikipedia

    en.wikipedia.org/wiki/KVM_switch

    USB keyboards, mice, and I/O devices are the most common devices connected to a KVM switch. The classes of KVM switches discussed below are based on different types of core technologies, which vary in how the KVM switch handles USB I/O devices—including keyboards, mice, touchscreen displays, etc. (USB-HID = USB Human Interface Device)

  9. USB On-The-Go - Wikipedia

    en.wikipedia.org/wiki/USB_On-The-Go

    The USB OTG and Embedded Host Supplement to the USB 2.0 specification introduced three new communication protocols: . Attach Detection Protocol (ADP): Allows an OTG device, embedded host or USB device to determine attachment status in the absence of power on the USB bus, enabling both insertion-based behavior and the capability to display attachment status.