spi_hal_timing_param_t::input_delay_ns field

Maximum delay between SPI launch clock and the data to be valid. This is used to compensate/calculate the maximum frequency allowed. Left 0 if not known.

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Declaration

from spi_hal.h:60

uint32_t input_delay_ns;

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uint32_t input_delay_ns; /**< Maximum delay between SPI launch clock and the data to be valid.

spi_hal.h:60

spi_hal_cal_timing(timing_param->clk_src_hz, eff_clk_n, timing_param->use_gpio, timing_param->input_delay_ns, &temp_conf.timing_dummy, &temp_conf.timing_miso_delay);

spi_hal.c:88

spi_hal_cal_clock_conf()

const int freq_limit = spi_hal_get_freq_limit(timing_param->use_gpio, timing_param->input_delay_ns);

spi_hal.c:91

spi_hal_cal_clock_conf()

.input_delay_ns = dev_config->input_delay_ns,

spi_master.c:480

spi_bus_add_device()

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spi_hal_timing_param_t::input_delay_ns is read by 1 function:

spi_hal_timing_param_t::input_delay_ns

spi_hal_cal_clock_conf()

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