i2s_chan_config_t::auto_clear_before_cb field

Set to auto clear DMA TX buffer before `on_sent` callback, I2S will always send zero automatically if no data to send So that user can access data in the callback that just finished to send.

Syntax

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Summary

Declaration

from i2s_common.h:74

bool auto_clear_before_cb;

Examples

i2s_chan_config_t::auto_clear_before_cb is referenced by 8 libraries and example projects:

i2s_recorder sample

a2dp_sink sample

a2dp_gatts_coex sample

i2s_pdm sample

i2s_std sample

i2s_tdm sample

i2s_es7210_tdm sample

i2s_es8311 sample

References

from 0/8 examples

Code

Location

Referrer

bool auto_clear_before_cb; /*!< Set to auto clear DMA TX buffer before `on_sent` callback, I2S will always send zero automatically if no data to send

i2s_common.h:74

i2s_obj->tx_chan->dma.auto_clear_before_cb = chan_cfg->auto_clear_before_cb;

i2s_common.c:980

i2s_new_channel()

Call Tree

from 0/8 examples

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Data Use

from 0/8 examples

i2s_chan_config_t::auto_clear_before_cb is read by 1 function:

i2s_chan_config_t::auto_clear_before_cb

i2s_new_channel()

Class Tree

from 0/8 examples

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Override Tree

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Implementations

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Instances

from 0/8 examples

Lifecycle

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