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/Zephyr-latest/samples/subsys/usb/uac2_explicit_feedback/
DREADME.rst1 .. zephyr:code-sample:: uac2-explicit-feedback
2 :name: USB Audio asynchronous explicit feedback sample
5 USB Audio 2 explicit feedback sample playing audio on I2S.
11 explicit feedback. It can run on any board with USB and I2S support, but the
12 feedback calculation is currently only implemented for the Nordic nRF5340 IC.
18 Explicit Feedback
25 discrepancy leads to overruns or underruns. By providing explicit feedback to
30 The dummy feedback implementation, used when there is no target-specific
31 feedback code available, returns a feedback value that results in host sending
36 Explcit Feedback on nRF5340
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DKconfig4 menu "UAC2 external feedback sample options"
9 Use this to use I2S LRCLK edge counting for calculating feedback.
Dprj.conf7 CONFIG_SAMPLE_USBD_PRODUCT="UAC2 explicit feedback sample"
Dsample.yaml2 name: USB Audio 2 asynchronous explicit feedback sample
/Zephyr-latest/samples/subsys/usb/uac2_implicit_feedback/
DREADME.rst1 .. zephyr:code-sample:: uac2-implicit-feedback
2 :name: USB Audio asynchronous implicit feedback sample
5 USB Audio 2 implicit feedback sample playing stereo and recording mono audio
12 with implicit feedback. The host adjusts number of stereo samples sent for
Dprj.conf7 CONFIG_SAMPLE_USBD_PRODUCT="UAC2 implicit feedback sample"
Dsample.yaml2 name: USB Audio 2 asynchronous implicit feedback sample
Dapp.overlay62 implicit-feedback;
70 implicit-feedback;
/Zephyr-latest/dts/bindings/usb/uac2/
Dzephyr,uac2-audio-streaming.yaml32 implicit-feedback:
35 Enable implicit feedback on asynchronous endpoint. For IN endpoints this
36 sets endpoint behaviour type to implicit feedback data endpoint. For OUT
37 endpoints setting this property removes explicit feedback endpoint.
/Zephyr-latest/samples/subsys/usb/uac2_explicit_feedback/src/
Dfeedback_nrf53.c9 #include "feedback.h"
19 LOG_MODULE_REGISTER(feedback, LOG_LEVEL_INF);
31 /* See 5.12.4.2 Feedback in Universal Serial Bus Specification Revision 2.0 for
32 * more information about the feedback. There is a direct implementation of the
46 * Full-Speed isochronous feedback is Q10.10 unsigned integer left-justified in
87 /* App core is using feedback pin */ in feedback_edge_counter_setup()
109 LOG_ERR("nrfx timer init error (sample clk feedback) - Return value: %d", err); in feedback_edge_counter_setup()
197 /* Enable feedback timer */ in feedback_init()
215 * its goal by adjusting feedback value. SOF offset is around 0 in update_sof_offset()
344 * feedback value. This is endpoint specific correction in feedback_process()
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Dmain.c11 #include "feedback.h"
152 /* Variables for debug use to facilitate simple how feedback value affects
154 * determine how well the feedback regulator deals with errors. The values
157 * Setting use_hardcoded_feedback to true, essentially bypasses the feedback
161 * The feedback at Full-Speed is Q10.14 value. For 48 kHz audio sample rate,
163 * 48 << 14. Such feedback value would result in host sending always 48 samples.
166 * the feedback value has to be increased. The fractional part is 14-bit wide
172 * audio signk is longer than 1 ms according to USB Host), then the feedback
176 * If the feedback value differs by more than 1 (i.e. LSB), then the +1/-1
177 * samples packets are generally evenly distributed. For example feedback value
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Dfeedback_dummy.c8 #include "feedback.h"
10 #warning "No target specific feedback code, overruns/underruns will occur"
/Zephyr-latest/dts/bindings/haptics/
Dti,drv2605.yaml19 feedback-brake-factor:
32 Selects the feedback gain ratio between braking gain and driving gain.
44 Selects a loop gain for the feedback control. According to the datasheet,
/Zephyr-latest/samples/subsys/usb/uac2_implicit_feedback/src/
Dfeedback_dummy.c8 #include "feedback.h"
10 #warning "No target specific feedback code, overruns/underruns will occur"
Dfeedback_nrf53.c9 #include "feedback.h"
17 LOG_MODULE_REGISTER(feedback, LOG_LEVEL_INF);
99 /* Enable feedback timer */ in feedback_init()
173 /* If there are more than 2 I2S TX blocks queued, use feedback regulator in feedback_start()
/Zephyr-latest/doc/hardware/peripherals/
Dhaptics.rst10 purposes of performing haptic feedback events.
12 During a haptic feedback event the haptic device drives a signal to an
/Zephyr-latest/samples/subsys/usb/uac2_explicit_feedback/boards/
Dnrf5340dk_nrf5340_cpuapp.conf1 #Enable timer for asynchronous feedback
/Zephyr-latest/samples/subsys/usb/uac2_implicit_feedback/boards/
Dnrf5340dk_nrf5340_cpuapp.conf1 #Enable timer for asynchronous feedback
/Zephyr-latest/drivers/haptics/
DKconfig6 bool "Haptic feedback drivers"
/Zephyr-latest/samples/drivers/haptics/drv2605/boards/
Dnucleo_f401re.overlay20 feedback-brake-factor = "2X";
/Zephyr-latest/dts/bindings/clock/
Draspberrypi,pico-pll.yaml16 The feedback divider value.
Dnxp,imx-ccm-fnpll.yaml20 Loop divider. Divides PLL feedback loop (effectively multiplying output
/Zephyr-latest/include/zephyr/usb/class/
Dusbd_uac2.h112 * @brief Get Explicit Feedback value
114 * Explicit feedback value format depends terminal connection speed.
123 * @param terminal Input Terminal ID whose feedback should be returned
/Zephyr-latest/tests/subsys/usb/uac2/
Dapp.overlay82 implicit-feedback;
90 implicit-feedback;
/Zephyr-latest/subsys/mgmt/hawkbit/
Dhawkbit.c1021 * Feedback channel for the config data action in send_request()
1033 * Feedback channel for cancel actions in send_request()
1034 * POST: /{tenant}/controller/v1/{controllerId}/cancelAction/{actionId}/feedback in send_request()
1038 * Feedback channel for the DeploymentBase action in send_request()
1039 * POST: /{tenant}/controller/v1/{controllerId}/deploymentBase/{actionId}/feedback in send_request()
1242 * Feedback channel for cancel actions
1243 * POST: /{tenant}/controller/v1/{controllerId}/cancelAction/{actionId}/feedback
1263 snprintk(url_buffer, sizeof(url_buffer), "%s/%s", cancel_base, "feedback"); in s_cancel()
1304 * Feedback channel for the config data action
1384 * Feedback channel for the DeploymentBase action
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