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SourceVuESP-IDF Framework and ExamplesESP-IDFhal_utils_clk_info_t

hal_utils_clk_info_t struct

Clock information

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Declaration

from hal_utils.h:30

typedef struct { uint32_t src_freq_hz; uint32_t exp_freq_hz; uint32_t max_integ; uint32_t min_integ; union { uint32_t max_fract; hal_utils_div_round_opt_t round_opt; }; } hal_utils_clk_info_t;

Fields

Field

Declared as

Description

hal_utils_clk_info_t::src_freq_hz

uint32_t

Source clock frequency, unit: Hz.

hal_utils_clk_info_t::exp_freq_hz

uint32_t

Expected output clock frequency, unit: Hz.

hal_utils_clk_info_t::max_integ

uint32_t

The max value of the integral part.

hal_utils_clk_info_t::min_integ

uint32_t

The min value of the integral part, integer range: [min_integ, max_integ).

References

Code

Location

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Referrer

typedef struct {

hal_utils.h:30

} hal_utils_clk_info_t;

hal_utils.h:40

uint32_t hal_utils_calc_clk_div_frac_fast(const hal_utils_clk_info_t *clk_info, hal_utils_clk_div_t *clk_div)

hal_utils.c:24

hal_utils_calc_clk_div_frac_fast()

hal_utils_calc_clk_div_frac_fast()::clk_info

uint32_t hal_utils_calc_clk_div_frac_accurate(const hal_utils_clk_info_t *clk_info, hal_utils_clk_div_t *clk_div)

hal_utils.c:69

hal_utils_calc_clk_div_frac_accurate()

hal_utils_calc_clk_div_frac_accurate()::clk_info

uint32_t hal_utils_calc_clk_div_integer(const hal_utils_clk_info_t *clk_info, uint32_t *int_div)

hal_utils.c:113

hal_utils_calc_clk_div_integer()

hal_utils_calc_clk_div_integer()::clk_info

} hal_utils_clk_info_t;

hal_utils.h:40

hal_utils_clk_info_t

uint32_t hal_utils_calc_clk_div_frac_fast(const hal_utils_clk_info_t *clk_info, hal_utils_clk_div_t *clk_div);

hal_utils.h:63

hal_utils_calc_clk_div_frac_fast()

hal_utils_calc_clk_div_frac_fast()::clk_info

uint32_t hal_utils_calc_clk_div_frac_accurate(const hal_utils_clk_info_t *clk_info, hal_utils_clk_div_t *clk_div);

hal_utils.h:76

hal_utils_calc_clk_div_frac_accurate()

hal_utils_calc_clk_div_frac_accurate()::clk_info

uint32_t hal_utils_calc_clk_div_integer(const hal_utils_clk_info_t *clk_info, uint32_t *int_div);

hal_utils.h:89

hal_utils_calc_clk_div_integer()

hal_utils_calc_clk_div_integer()::clk_info

hal_utils_clk_info_t i2s_clk_info = {

i2s_hal.c:53

i2s_hal_calc_mclk_precise_division()

hal_utils_clk_info_t clk_info = {

sdm.c:244

sdm_new_channel()

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hal_utils_calc_clk_div_frac_fast()::clk_info

hal_utils_calc_clk_div_frac_fast()

hal_utils.h:63

hal_utils_calc_clk_div_frac_accurate()::clk_info

hal_utils_calc_clk_div_frac_accurate()

hal_utils.h:76

hal_utils_calc_clk_div_integer()::clk_info

hal_utils_calc_clk_div_integer()

hal_utils.h:89

hal_utils_calc_clk_div_frac_fast()::clk_info

hal_utils_calc_clk_div_frac_fast()

hal_utils.c:24

hal_utils_calc_clk_div_frac_accurate()::clk_info

hal_utils_calc_clk_div_frac_accurate()

hal_utils.c:69

hal_utils_calc_clk_div_integer()::clk_info

hal_utils_calc_clk_div_integer()

hal_utils.c:113

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hal_utils_clk_info_t struct

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