pub unsafe extern "C" fn i2c_set_start_timing(
    i2c_num: i2c_port_t,
    setup_time: c_int,
    hold_time: c_int
) -> esp_err_t
Expand description

@brief set I2C master start signal timing

@param i2c_num I2C port number @param setup_time clock number between the falling-edge of SDA and rising-edge of SCL for start mark, it’s a 10-bit value. @param hold_time clock num between the falling-edge of SDA and falling-edge of SCL for start mark, it’s a 10-bit value.

@return - ESP_OK Success - ESP_ERR_INVALID_ARG Parameter error