pub unsafe extern "C" fn gpio_get_drive_capability(
    gpio_num: gpio_num_t,
    strength: *mut gpio_drive_cap_t
) -> esp_err_t
Expand description

@brief Get GPIO pad drive capability

@param gpio_num GPIO number, only support output GPIOs @param strength Pointer to accept drive capability of the pad

@return - ESP_OK Success - ESP_ERR_INVALID_ARG Parameter error