### - u -

- uart_abort_cplt_callback : _hal_uart_callback
- uart_abort_rx_cplt_callback : _hal_uart_callback
- uart_abort_tx_cplt_callback : _hal_uart_callback
- uart_dev : app_uart_params_t
- uart_dma_state : uart_env_t
- uart_error_callback : _hal_uart_callback
- uart_msp_deinit : _hal_uart_callback
- uart_msp_init : _hal_uart_callback
- uart_rx_cplt_callback : _hal_uart_callback
- uart_state : uart_env_t
- uart_tx_cplt_callback : _hal_uart_callback
- uds_chars_flag : uds_init_t
- uds_chars_val : uds_evt_t
- uds_regi_user_data_flag : uds_init_t
- uid_fab : __attribute__
- uid_lot_id : __attribute__
- uid_mon : __attribute__
- uid_wafer_id : __attribute__
- uid_wafer_x : __attribute__
- uid_wafer_y : __attribute__
- uid_year : __attribute__
- unit : prf_char_pres_fmt_t
- unread_alert : ans_c_evt_t
- unread_num : ans_c_unread_alert_t , ans_unread_alert_t
- unused : __attribute__
- updata_time_flag : cts_updata_ref_time_info_t
- update_result : rtus_update_state_t
- use_type : app_rng_params_t , rng_env_t
- use_whitelist : ble_gap_scan_param_t
- user : __attribute__
- user_id : bcs_meas_val_t , bps_meas_t , wss_meas_val_t
- user_id_present : bcs_meas_flag_t , bps_meas_t
- user_index : uds_init_t
- user_name_truncated : uds_regi_user_data_flag_t
- utc : _calendar_handle
- uuid : ble_gattc_browse_attr_char_t , ble_gattc_browse_attr_t , ble_gattc_browse_inc_srvc_t , ble_gattc_browse_srvc_t , ble_gattc_evt_browse_srvc_t , ble_gatts_attm_desc_128_t , ble_gatts_attm_desc_t , ble_gatts_create_db_t , ble_uuid_t
- uuid_len : ble_gattc_browse_attr_char_t , ble_gattc_browse_attr_t , ble_gattc_browse_inc_srvc_t , ble_gattc_browse_srvc_t , ble_gattc_char_t , ble_gattc_desc_t , ble_gattc_evt_browse_srvc_t , ble_gattc_include_t , ble_gattc_service_t , ble_uuid_t