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SourceVuESP-IDF Framework and ExamplesESP-IDFadc_digi_start()

adc_digi_start() function

Start the Digital ADC and DMA peripherals. After this, the hardware starts working.

Syntax

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Summary

Declaration

Definition

esp_err_t adc_digi_start(void);

Implemented in adc_dma_legacy.c:431

Return value

- ESP_ERR_INVALID_STATE Driver state is invalid. - ESP_OK On success

References

Code

Location

esp_err_t adc_digi_start(void)

adc_dma_legacy.c:431

esp_err_t adc_digi_start(void);

Call Tree

adc_digi_start() calls 17 functions:

adc_digi_start()

esp_log_timestamp()

esp_log_write()

i2s_ll_enable_dma()

adc_ll_reset_register()

i2s_ll_rx_reset_dma()

i2s_ll_rx_start_link()

i2s_ll_rx_stop_link()

sar_periph_ctrl_adc_continuous_power_acquire()

adc_lock_acquire()

adc_hal_set_controller()

adc_hal_digi_init()

adc_hal_digi_controller_config()

adc_hal_digi_dma_link()

adc_hal_digi_enable()

adc_hal_digi_connect()

adc_hal_digi_reset()

esp_pm_lock_acquire()

Data Use

adc_digi_start() reads 18 variables and writes 2 variables:

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