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SourceVuESP-IDF Framework and ExamplesESP-IDFadc_hal_dma_ctx_t::cur_desc_ptr

adc_hal_dma_ctx_t::cur_desc_ptr field

these need to be configured by `adc_hal_dma_config_t` via driver layer

Syntax

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Summary

Declaration

from adc_hal.h:67

dma_descriptor_t *cur_desc_ptr;

References

Code

Location

Referrer

dma_descriptor_t *cur_desc_ptr; ///< Pointer to the current descriptor

hal->cur_desc_ptr = &hal->desc_dummy_head;

adc_hal_digi_dma_link()

HAL_ASSERT(hal->cur_desc_ptr);

adc_hal_get_reading_result()

if (!hal->cur_desc_ptr->next) {

adc_hal_get_reading_result()

if ((intptr_t)hal->cur_desc_ptr == eof_desc_addr) {

adc_hal_get_reading_result()

dma_descriptor_t *eof_desc = hal->cur_desc_ptr;

adc_hal_get_reading_result()

hal->cur_desc_ptr = eof_desc;

adc_hal_get_reading_result()

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Data Use

adc_hal_dma_ctx_t::cur_desc_ptr is written by 2 functions and is read by 1 function:

adc_hal_digi_dma_link()

adc_hal_get_reading_result()

adc_hal_dma_ctx_t::cur_desc_ptr

adc_hal_get_reading_result()

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