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/Zephyr-latest/drivers/audio/
DKconfig1 # Audio Codec configuration options
6 menuconfig AUDIO config
7 bool "Audio drivers"
9 Enable support for Audio
11 if AUDIO
13 # Audio Codec options
16 bool "Audio Codec Drivers"
18 Enable Audio Codec Driver Configuration
26 Audio codec device driver initialization priority.
29 bool "Audio Codec shell"
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/Zephyr-latest/tests/bluetooth/shell/
Dtestcase.yaml84 # Bluetooth Audio Compile validation tests
85 bluetooth.shell.audio:
86 extra_args: CONF_FILE="audio.conf"
89 bluetooth.shell.audio.no_vcs:
90 extra_args: CONF_FILE="audio.conf"
95 bluetooth.shell.audio.no_vocs:
96 extra_args: CONF_FILE="audio.conf"
102 bluetooth.shell.audio.no_aics:
103 extra_args: CONF_FILE="audio.conf"
110 bluetooth.shell.audio.no_aics_vocs:
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/Zephyr-latest/subsys/bluetooth/audio/
DKconfig.bap1 # Bluetooth Audio - Basic Audio Profile configuration options
13 bool "Bluetooth Unicast Audio Server Support"
23 This option enables support for Bluetooth Unicast Audio Server
27 bool "Bluetooth Unicast Audio Client Support"
35 This option enables support for Bluetooth Unicast Audio Client
80 int "Basic Audio Unicast Group count"
84 This option sets the number of connected audio groups to support as
88 int "Basic Audio Profile Unicast Group Connected Isochronous Stream (CIS) count"
96 BAP audio streams per group may be up to twice of this value.
99 int "Basic Audio Profile ASE Sink count"
[all …]
DKconfig.aics1 # Bluetooth Audio - Audio Input Control Service options
9 ##################### Audio Input Control Service #####################
12 int "Audio Input Control Service max instance count"
16 This option sets the maximum number of instances of Audio Input
24 This hidden option enables support for Audio Input Control Service.
29 int "Audio Input Control Service max input description size"
37 ##################### Audio Input Control Service Client #####################
40 int "Audio Input Control Service client max instance count"
44 This option sets the maximum number of instances of Audio Input
51 This hidden option enables support for Audio Input Control Service.
DKconfig.pacs1 # Bluetooth Audio - Published Audio Capabilities configuration options
8 menu "Published Audio Capabilities (PAC) options"
13 This option enables support for Sink Published Audio Capabilities.
36 bool "Sink Audio Location Notifiable Support"
40 Audio Location Characteristic changes.
47 This option enables support for Source Published Audio Capabilities.
71 bool "Source Audio Location Notifiable Support"
75 Audio Location Characteristic changes.
83 bool "Supported Audio Context Notifiable Support"
87 Supported Audio Contexts Characteristic changes.
DKconfig.ascs1 # Bluetooth Audio - Audio Stream Control configuration options
10 bool "Audio Stream Control Service Support"
12 This option enables support for Audio Stream Control Service.
16 int "Maximum number of Audio Stream Endpoint Sink Characteristics"
21 coupled to a single direction of a unicast Audio Stream.
24 int "Maximum number of Audio Stream Endpoint Source Characteristics"
29 coupled to a single direction of a unicast Audio Stream.
DKconfig.cap1 # Bluetooth Audio - Common Audio Profile (CAP) options
12 bool "Common Audio Profile Acceptor Role Support"
17 common audio service (CAS).
20 bool "Common Audio Profile Acceptor Role Set Member support"
34 bool "Common Audio Profile Initiator Role Support"
42 bool "Common Audio Profile Initiator Role Support"
/Zephyr-latest/samples/subsys/usb/audio/headset/
DREADME.rst1 .. zephyr:code-sample:: usb-audio-headset
2 :name: USB Audio headset
5 Implement a USB Audio headset device with audio IN/OUT loopback.
10 This sample app demonstrates use of a USB Audio driver by the Zephyr
12 ISO endpoints. The device will show up as single audio device.
32 - Chose default Audio IN/OUT.
33 - Start streaming audio (for example by playing an audio file on the HOST).
34 - Start recording audio stream (for example using Audacity).
35 - Verify the recorded audio stream.
38 :zephyr_file:`samples/subsys/usb/audio/headset` in the Zephyr project tree.
/Zephyr-latest/samples/subsys/usb/audio/headphones_microphone/
DREADME.rst1 .. zephyr:code-sample:: usb-audio-headphones-microphone
2 :name: USB Audio microphone & headphones
5 Implement a USB Audio microphone + headphones device with audio IN/OUT loopback.
10 This sample app demonstrates use of a USB Audio driver by the Zephyr
12 ISO endpoints. The device will show up as two audio devices. One
33 - Chose default Audio IN/OUT.
34 - Start streaming audio (for example by playing an audio file on the HOST).
35 - Start recording audio stream (for example using Audacity).
36 - Verify the recorded audio stream.
39 :zephyr_file:`samples/subsys/usb/audio/headphones_microphone` in the Zephyr project tree.
/Zephyr-latest/doc/connectivity/bluetooth/shell/audio/
Dgmap.rst1 Bluetooth: Gaming Audio Profile Shell
4 This document describes how to run the Gaming Audio Profile shell functionality.
23 ac_1 : Unicast audio configuration 1
24 ac_2 : Unicast audio configuration 2
25 ac_3 : Unicast audio configuration 3
26 ac_4 : Unicast audio configuration 4
27 ac_5 : Unicast audio configuration 5
28 ac_6_i : Unicast audio configuration 6(i)
29 ac_6_ii : Unicast audio configuration 6(ii)
30 ac_7_ii : Unicast audio configuration 7(ii)
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/Zephyr-latest/dts/bindings/usb/uac2/
Dzephyr,uac2.yaml4 description: USB Audio Class 2 instance
8 # Child nodes of "zephyr,uac2" compatibles are supposed to be Audio Control
10 # After all Audio Control entities, the Audio Streaming interface compatibles
13 # The only reason for putting Audio Streaming interfaces at the end is because
14 # Audio Control entities derive their unique ID from child index (+ 1). For most
16 # possible number of entities (255) then the Audio Streaming would inadvertently
30 audio-function:
34 Constant, indicating the primary use of this audio function, as intended
35 by the manufacturer. Use Audio Function category codes define from
36 dt-bindings/usb/audio.h.
/Zephyr-latest/tests/bluetooth/audio/cap_initiator/uut/
DCMakeLists.txt10 ${ZEPHYR_BASE}/subsys/bluetooth/audio/audio.c
11 ${ZEPHYR_BASE}/subsys/bluetooth/audio/bap_iso.c
12 ${ZEPHYR_BASE}/subsys/bluetooth/audio/bap_stream.c
13 ${ZEPHYR_BASE}/subsys/bluetooth/audio/cap_initiator.c
14 ${ZEPHYR_BASE}/subsys/bluetooth/audio/cap_common.c
15 ${ZEPHYR_BASE}/subsys/bluetooth/audio/cap_stream.c
16 ${ZEPHYR_BASE}/subsys/bluetooth/audio/ccid.c
26 add_subdirectory(${ZEPHYR_BASE}/tests/bluetooth/audio/mocks mocks)
29 target_include_directories(uut PRIVATE ${ZEPHYR_BASE}/tests/bluetooth/audio/cap_initiator/include)
/Zephyr-latest/boards/nordic/nrf5340_audio_dk/doc/
Dindex.rst3 nRF5340 Audio DK
9 The nRF5340 Audio DK (PCA10121) is designed for showcasing, developing and experimenting
10 with Bluetooth® LE Audio.
12 You can use this board for developing LE-Audio-compatible applications that support Auracast™,
14 and offer support for acting as a audio source, audio sink and source + sink.
17 for the nRF5340 Audio DK.
22 The nRF5340 Audio DK comes with the following hardware features:
25 * CS47L63 Low-Power Audio DSP with mono differential headphone driver
38 …information about the board can be found at the `nRF5340 Audio DK website`_. The `nRF5340 Audio DK…
44 The nRF5340 Audio DK is built around the nRF5340 SoC, which has the following characteristics:
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/Zephyr-latest/doc/connectivity/bluetooth/api/
Dindex.rst16 Bluetooth LE Audio
22 audio/audio.rst
23 audio/bap.rst
24 audio/cap.rst
25 audio/coordinated_sets.rst
26 audio/media.rst
27 audio/microphone.rst
28 audio/volume.rst
/Zephyr-latest/include/zephyr/bluetooth/audio/
Daics.h3 * @brief Bluetooth Audio Input Control Service APIs.
16 * @brief Audio Input Control Service (AICS)
18 * @defgroup bt_aics Audio Input Control Service (AICS)
26 * The Audio Input Control Service is a secondary service, and as such should not be used on its
30 * Note that the API abstracts away the change counter in the audio input control state and will
46 * @name Audio Input Control Service mute states
58 * @name Audio Input Control Service input modes
88 * @name Audio Input Control Service input types
93 /** The input is a Bluetooth Audio Stream */
103 /** The input is a Streaming Audio Source */
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Dbap_lc3_preset.h14 * @brief Basic Audio Profile (BAP) LC3 Presets
16 * @defgroup bt_bap_lc3_preset Basic Audio Profile (BAP) LC3 Presets
29 #include <zephyr/bluetooth/audio/audio.h>
30 #include <zephyr/bluetooth/audio/bap.h>
31 #include <zephyr/bluetooth/audio/lc3.h>
56 * @param _loc Audio channel location bitfield (@ref bt_audio_location)
68 * @param _loc Audio channel location bitfield (@ref bt_audio_location)
80 * @param _loc Audio channel location bitfield (@ref bt_audio_location)
94 * @param _loc Audio channel location bitfield (@ref bt_audio_location)
106 * @param _loc Audio channel location bitfield (@ref bt_audio_location)
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Dgmap_lc3_preset.h14 * @brief Gaming Audio Profile (GMAP) LC3 Presets
16 * @defgroup bt_gmap_lc3_preset Gaming Audio Profile (GMAP) LC3 Presets
28 #include <zephyr/bluetooth/audio/audio.h>
29 #include <zephyr/bluetooth/audio/bap_lc3_preset.h>
30 #include <zephyr/bluetooth/audio/lc3.h>
39 * @param _loc Audio channel location bitfield (@ref bt_audio_location)
51 * @param _loc Audio channel location bitfield (@ref bt_audio_location)
63 * @param _loc Audio channel location bitfield (@ref bt_audio_location)
77 * @param _loc Audio channel location bitfield (@ref bt_audio_location)
89 * @param _loc Audio channel location bitfield (@ref bt_audio_location)
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/Zephyr-latest/tests/bluetooth/audio/bap_broadcast_source/uut/
DCMakeLists.txt10 ${ZEPHYR_BASE}/subsys/bluetooth/audio/audio.c
11 ${ZEPHYR_BASE}/subsys/bluetooth/audio/bap_iso.c
12 ${ZEPHYR_BASE}/subsys/bluetooth/audio/bap_stream.c
13 ${ZEPHYR_BASE}/subsys/bluetooth/audio/bap_broadcast_source.c
14 ${ZEPHYR_BASE}/subsys/bluetooth/audio/codec.c
20 add_subdirectory(${ZEPHYR_BASE}/tests/bluetooth/audio/mocks mocks)
/Zephyr-latest/tests/bluetooth/audio/ascs/uut/
DCMakeLists.txt10 ${ZEPHYR_BASE}/subsys/bluetooth/audio/ascs.c
11 ${ZEPHYR_BASE}/subsys/bluetooth/audio/audio.c
12 ${ZEPHYR_BASE}/subsys/bluetooth/audio/bap_iso.c
13 ${ZEPHYR_BASE}/subsys/bluetooth/audio/bap_stream.c
14 ${ZEPHYR_BASE}/subsys/bluetooth/audio/bap_unicast_server.c
24 add_subdirectory(${ZEPHYR_BASE}/tests/bluetooth/audio/mocks mocks)
27 target_include_directories(uut PRIVATE ${ZEPHYR_BASE}/tests/bluetooth/audio/ascs/include)
/Zephyr-latest/samples/bluetooth/bap_broadcast_sink/
DKconfig4 mainmenu "Bluetooth: Broadcast Audio Sink"
56 bool "Use USB Audio as output"
62 Enables USB audio as output as a USB peripheral. This does not support providing USB
63 audio to e.g. speakers that are also USB peripherals, but can be connected to e.g. a
65 USB audio only supports a single audio channel.
68 bool "Use specific Broadcast Channel Audio Location"
72 Enables the use of a specific Channel Audio Location (see config TARGET_BROADCAST_CHANNEL).
75 int "Broadcast Channel Audio Location to sync to"
80 Channel Audio Location to sync to. These corresponds to the bt_audio_location,
/Zephyr-latest/subsys/usb/device/class/audio/
DKconfig1 # USB AUDIO configuration options
7 bool "USB Audio Device Class Driver"
11 USB Audio Device Class driver.
12 Zephyr USB Audio Class is considered experimental
19 module-str = USB Audio
/Zephyr-latest/tests/bluetooth/audio/cap_commander/uut/
DCMakeLists.txt10 ${ZEPHYR_BASE}/subsys/bluetooth/audio/audio.c
11 ${ZEPHYR_BASE}/subsys/bluetooth/audio/cap_commander.c
12 ${ZEPHYR_BASE}/subsys/bluetooth/audio/cap_common.c
24 add_subdirectory(${ZEPHYR_BASE}/tests/bluetooth/audio/mocks mocks)
27 target_include_directories(uut PRIVATE ${ZEPHYR_BASE}/tests/bluetooth/audio/cap_commander/include)
/Zephyr-latest/tests/bluetooth/audio/ascs/
Dtestcase.yaml6 bluetooth.audio.ascs.test_default:
8 bluetooth.audio.ascs.test_snk_only:
12 bluetooth.audio.ascs.test_src_only:
16 bluetooth.audio.ascs.test_unicast_client_enabled:
25 bluetooth.audio.ascs.test_stream_pair:
/Zephyr-latest/include/zephyr/usb/class/
Dusbd_uac2.h9 * @brief USB Audio Class 2 device public header
12 * The audio device itself is modelled with devicetree zephyr,uac2 compatible.
23 * @brief USB Audio Class 2 device API
24 * @defgroup uac2_device USB Audio Class 2 device API
43 * @brief USB Audio 2 application event handlers
51 * @param dev USB Audio 2 device
60 * @param dev USB Audio 2 device
77 * @param dev USB Audio 2 device
90 * @param dev USB Audio 2 device
104 * @param dev USB Audio 2 device
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/Zephyr-latest/samples/bluetooth/bap_broadcast_assistant/
DREADME.rst2 :name: Basic Audio Profile (BAP) Broadcast Audio Assistant
13 role (advertising support for the Broadcast Audio Scan Service (BASS)).
17 Practical use of this sample requires a sink (e.g. the BAP Broadcast Audio Sink sample or
18 a set of BAP Broadcast capable earbuds) and a source (e.g. the BAP Broadcast Audio
31 * Broadcast Audio Source and Sink devices
38 search for and connect to the first broadcast audio sink found (advertising PACS and
39 BASS UUIDs) and then search for and select the first broadcast audio source found

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