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SourceVuESP-IDF Framework and ExamplesESP-IDFi2s_set_pdm_tx_up_sample()

i2s_set_pdm_tx_up_sample() function

Syntax

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Summary

Declaration

from i2s_legacy.c:1270

esp_err_t i2s_set_pdm_tx_up_sample(i2s_port_t i2s_num, const i2s_pdm_tx_upsample_cfg_t *upsample_cfg);

Arguments

Argument

Declared as

i2s_num

upsample_cfg

const i2s_pdm_tx_upsample_cfg_t *

References

Code

Location

esp_err_t i2s_set_pdm_tx_up_sample(i2s_port_t i2s_num, const i2s_pdm_tx_upsample_cfg_t *upsample_cfg)

i2s_legacy.c:1270

Call Tree

i2s_set_pdm_tx_up_sample() calls 9 functions:

i2s_set_pdm_tx_up_sample()

esp_log_timestamp()

esp_log_write()

xQueueGenericSend()

xQueueSemaphoreTake()

i2s_ll_tx_set_pdm_over_sample_ratio()

i2s_ll_tx_set_pdm_fpfs()

Data Use

i2s_set_pdm_tx_up_sample() reads 22 variables and writes 2 variables:

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