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SourceVuESP-IDF Framework and ExamplesESP-IDFi2s_init_legacy()

i2s_init_legacy() function

Syntax

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Summary

Declaration

from i2s_legacy.c:1477

static esp_err_t i2s_init_legacy(i2s_port_t i2s_num, int intr_alloc_flag);

Arguments

Argument

i2s_num

intr_alloc_flag

References

Code

Location

Referrer

static esp_err_t i2s_init_legacy(i2s_port_t i2s_num, int intr_alloc_flag)

i2s_legacy.c:1477

ESP_GOTO_ON_ERROR(i2s_init_legacy(i2s_num, i2s_config->intr_alloc_flags), err, TAG, "I2S init failed");

i2s_legacy.c:1670

i2s_driver_install()

Call Tree

i2s_init_legacy() is called by 1 function and calls 16 functions:

i2s_driver_install()

i2s_init_legacy()

esp_log_timestamp()

esp_log_write()

i2s_ll_enable_builtin_adc_dac()

sar_periph_ctrl_adc_continuous_power_acquire()

periph_rtc_apll_acquire()

i2s_dma_intr_init()

i2s_realloc_dma_buffer()

i2s_set_slot_legacy()

i2s_set_clock_legacy()

i2s_dma_object_init()

i2s_hal_std_enable_tx_channel()

i2s_hal_std_enable_rx_channel()

i2s_hal_pdm_enable_tx_channel()

i2s_hal_pdm_enable_rx_channel()

adc_set_i2s_data_source()

esp_pm_lock_create()

Data Use

i2s_init_legacy() reads 21 variables:

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Lifecycle

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