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What is the difference between ACL and SCO Link in ...

    https://stackoverflow.com/questions/40033827/what-is-the-difference-between-acl-and-sco-link-in-bluetooth#:~:text=SCO%20is%20for%20real-time%20narrow%20band%20signal%20which,narrow%20band%20audio%20is%20called%20%22Bluetooth%20voice%22%20type.
    none

Bluetooth SCO in Android - Bits & Qubits

    http://gopinaths.gitlab.io/post/bluetooth_sco_android/
    This section explains the steps to test/check on audio over SCO link. Bluetooth SCO is used in Bluetooth Headset profile or Handsfree profile (BT HSP/HFP). In general, the audio data transferred over the SCO channel can be provided via the normal Host Controller Interface (HCI) hardware driver or via a PCM back-channel.

Bluetooth Controller: How to send/receive SCO audio ...

    https://github.com/espressif/esp-idf/issues/1118
    The audio data path can be configured as either PCM or HCI. Voice over HCI suffers an issue that will leads to crash. the latter. ... The mic voice data ((e)sco) would be sent via WIFI to the other device and played on it's headset ((e)sco) and vice versa. The volume and general buttons events would be needed also. The ESP32 would function as a ...

Solved: SCO data callback in 20706 - Infineon Developer ...

    https://community.infineon.com/t5/Studio-Bluetooth/SCO-data-callback-in-20706/m-p/72746
    SCO data callback in 20706. We are routing audio data (SCO) to the app using setup as follows: What I'm noticing is the sco data callback is not called at the expected frequency at the beginning of an audio session. To be exact, I'm expecting 16-bit audio data at 8kHz sample rate, equating to 16000 bytesper second.

Synchronous Connection - an overview | ScienceDirect …

    https://www.sciencedirect.com/topics/engineering/synchronous-connection
    The audio data is carried on SCO channels, and to establish a SCO channel, you must first set up an ACL (data) channel. This is because the ACL channel is used by the Link Manager to send control messages to set up and manage the SCO channel.

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