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Introduction - download.microsoft.com

    https://download.microsoft.com/download/7/E/7/7E7662CF-CBEA-470B-A97E-CE7CE0D98DC2/HDAudio-Guidelines.docx
    To set these registers, use the guidelines in “Pin Configuration Guidelines for High Definition Audio Devices” on the WHDC Web site. Section 7.3.3.31 of the Intel HD Audio Specification defines a pin widget’s Pin Configuration Default, as follows:

Plug and Play Guidelines for High Definition Audio Devices

    https://download.microsoft.com/download/e/b/a/eba1050f-a31d-436b-9281-92cdfeae4b45/hd-aud_pnp.doc
    As part of its Universal Audio Architecture (UAA) initiative, Microsoft has developed a set of Plug and Play guidelines for identifying High Definition (HD) Audio codec and bus controller devices. These guidelines, which are presented in this document, allow an HD Audio device to be identified with greater precision than was possible with the Plug and Play device …

A High Definition (HD) audio device no longer plays audio ...

    https://support.microsoft.com/en-us/topic/a-high-definition-hd-audio-device-no-longer-plays-audio-files-after-a-bios-update-on-a-windows-vista-based-computer-7cdad470-e94b-2d86-6b33-0480553108d6
    A High Definition (HD) audio device may not play audio files after you update the BIOS on a Windows Vista-based computer. Cause. This problem occurs because the BIOS update changes the pin configuration of the HD audio device. Resolution. To resolve this problem, you must reinstall the drivers for the HD audio device, and then restart the computer.

Jack Description Property - Windows drivers | Microsoft …

    https://docs.microsoft.com/en-us/windows-hardware/drivers/audio/jack-description-property
    For more information about pin-configuration registers, see the Pin Configuration Guidelines for High Definition Audio Devices white paper. An audio endpoint device can connect to a bridge pin through one or more jacks. For example, a set of (two-channel) stereo speakers requires one jack, but a set of 5.1 surround-sound speakers requires three ...

Pin Configuration - an overview | ScienceDirect Topics

    https://www.sciencedirect.com/topics/engineering/pin-configuration
    With EC low and CTRL/ CLK ¯ high, the DCE/ DTE ¯ pin becomes an enable signal. Single-ended receiver 4 can be connected to pin 22 to implement the RI (ring indicate) signal in RS232 mode (see Figure 38.45). In all other modes, pin 22 carries the DSR(B) signal. A cable selectable multiprotocol interface is shown in Figure 38.46. Control signals LL, RL and TM are not …

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