Function esp_idf_sys::touch_pad_get_filter_period

pub unsafe extern "C" fn touch_pad_get_filter_period(
    p_period_ms: *mut u32
) -> esp_err_t

@brief get touch pad filter calibration period, in ms Need to call touch_pad_filter_start before all touch filter APIs @param p_period_ms pointer to accept period @return - ESP_OK Success - ESP_ERR_INVALID_STATE driver state error - ESP_ERR_INVALID_ARG parameter error