i2s_pdm_tx_clk_config_t::up_sample_fs field

Up-sampling param fs, not allowed to be greater than 480

Syntax

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Summary

Declaration

from i2s_pdm.h:350

uint32_t up_sample_fs;

Examples

i2s_pdm_tx_clk_config_t::up_sample_fs is referenced by 1 libraries and example projects:

i2s_pdm sample

References

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Code

Location

Referrer

uint32_t up_sample_fs; /*!< Up-sampling param fs, not allowed to be greater than 480 */

i2s_pdm.h:350

uint32_t over_sample_ratio = pdm_tx_clk->up_sample_fp / pdm_tx_clk->up_sample_fs;

i2s_pdm.c:40

i2s_pdm_tx_calculate_clock()

i2s_ll_tx_set_pdm_fpfs(handle->controller->hal.dev, pdm_tx_clk->up_sample_fp, pdm_tx_clk->up_sample_fs);

i2s_pdm.c:50

i2s_pdm_tx_calculate_clock()

ESP_RETURN_ON_FALSE(clk_cfg->up_sample_fs <= 480, ESP_ERR_INVALID_ARG, TAG, "up_sample_fs should be within 480");

i2s_pdm.c:63

i2s_pdm_tx_set_clock()

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Data Use

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i2s_pdm_tx_clk_config_t::up_sample_fs is read by 2 functions:

i2s_pdm_tx_clk_config_t::up_sample_fs

i2s_pdm_tx_calculate_clock()

i2s_pdm_tx_set_clock()

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