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SourceVuESP-IDF Framework and ExamplesESP-IDFi2s_write_expand()

i2s_write_expand() function

Syntax

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Summary

Declaration

from i2s_legacy.c:1736

esp_err_t i2s_write_expand(i2s_port_t i2s_num, const void *src, size_t size, size_t src_bits, size_t aim_bits, size_t *bytes_written, TickType_t ticks_to_wait);

Arguments

Argument

i2s_num

src

size

src_bits

aim_bits

bytes_written

ticks_to_wait

References

Code

Location

esp_err_t i2s_write_expand(i2s_port_t i2s_num, const void *src, size_t size, size_t src_bits, size_t aim_bits, size_t *bytes_written, TickType_t ticks_to_wait)

i2s_legacy.c:1736

Call Tree

i2s_write_expand() calls 5 functions:

i2s_write_expand()

xQueueSemaphoreTake()

Data Use

i2s_write_expand() reads 17 variables and writes 1 variable:

esp_log_level_t::ESP_LOG_ERROR

esp_log_level_t::ESP_LOG_WARN

esp_log_level_t::ESP_LOG_INFO

esp_log_level_t::ESP_LOG_DEBUG

esp_log_level_t::ESP_LOG_VERBOSE

i2s_bits_per_sample_t::I2S_BITS_PER_SAMPLE_8BIT

i2s_bits_per_sample_t::I2S_BITS_PER_SAMPLE_16BIT

i2s_bits_per_sample_t::I2S_BITS_PER_SAMPLE_24BIT

i2s_bits_per_sample_t::I2S_BITS_PER_SAMPLE_32BIT

i2s_write_expand()

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