- u -

• UART_OSD() : F4Light::UART_OSD
• UART_PPM() : F4Light::UART_PPM
• uart_thread() : ChibiOS::UARTDriver
• UARTDevice() : UARTDevice
• UARTDriver() : AP_HAL::UARTDriver , ChibiOS::UARTDriver , Empty::UARTDriver , F4Light::UARTDriver , HALSITL::UARTDriver , Linux::UARTDriver
• UAVCAN_RGB_LED() : UAVCAN_RGB_LED
• UDPDevice() : UDPDevice
• unexpected_message() : AP_GPS_UBLOX
• unit() : DataFlash_Backend , DataFlash_Class
• unit_name() : DataFlash_Class
• unlock() : ChibiOS::Shared_DMA
• unlock_bus() : Radio_CC2500
• unlock_from_IRQ() : ChibiOS::Shared_DMA
• unlock_from_lockzone() : ChibiOS::Shared_DMA
• unmount_disk() : AP_GPS_SBF
• unregister() : ChibiOS::Shared_DMA
• unregister_callback() : AP_HAL::Device , F4Light::I2CDevice , F4Light::SPIDevice
• unregister_pollable() : Linux::Poller
• unregister_timer_task() : F4Light::Scheduler
• update() : AC_Circle , AC_Loiter , AC_PrecLand , AC_PrecLand_Backend , AC_PrecLand_Companion , AC_PrecLand_IRLock , AC_PrecLand_SITL , AC_PrecLand_SITL_Gazebo , AC_Sprayer , Airspeed_Calibration , AP_AccelCal , AP_ADSB , AP_AHRS , AP_AHRS_DCM , AP_AHRS_NavEKF , AP_AHRS_View , AP_AutoTune , AP_Avoidance , AP_Baro , AP_Baro_Backend , AP_Baro_BMP085 , AP_Baro_BMP280 , AP_Baro_DPS280 , AP_Baro_FBM320 , AP_Baro_HIL , AP_Baro_ICM20789 , AP_Baro_KellerLD , AP_Baro_LPS2XH , AP_Baro_MS56XX , AP_Baro_SITL , AP_Baro_UAVCAN , AP_Beacon , AP_Beacon_Backend , AP_Beacon_Marvelmind , AP_Beacon_Pozyx , AP_Beacon_SITL , AP_BoardLED2 , AP_BoardLED , AP_Button , AP_Camera , AP_GPS , AP_Gripper , AP_Gripper_Backend , AP_ICEngine , AP_InertialNav , AP_InertialNav_NavEKF , AP_InertialSensor , AP_InertialSensor_Backend , AP_InertialSensor_BMI160 , AP_InertialSensor_HIL , AP_InertialSensor_Invensense , AP_InertialSensor_L3G4200D , AP_InertialSensor_LSM9DS0 , AP_InertialSensor_LSM9DS1 , AP_InertialSensor_PX4 , AP_InertialSensor_Revo , AP_InertialSensor_RST , AP_InertialSensor_SITL , AP_IRLock_I2C , AP_IRLock_SITL , AP_LeakDetector , AP_Mission , AP_Mount , AP_Mount_Alexmos , AP_Mount_Backend , AP_Mount_Servo , AP_Mount_SToRM32 , AP_Mount_SToRM32_serial , AP_Notify , AP_OpticalFlow_Onboard , AP_OpticalFlow_Pixart , AP_OpticalFlow_PX4Flow , AP_OpticalFlow_SITL , AP_Parachute , AP_Proximity , AP_Proximity_Backend , AP_Proximity_LightWareSF40C , AP_Proximity_MAV , AP_Proximity_RangeFinder , AP_Proximity_RPLidarA2 , AP_Proximity_SITL , AP_Proximity_TeraRangerTower , AP_Radio , AP_Radio_backend , AP_Radio_cc2500 , AP_Radio_cypress , AP_RangeFinder_analog , AP_RangeFinder_Backend , AP_RangeFinder_BBB_PRU , AP_RangeFinder_Bebop , AP_RangeFinder_Benewake , AP_RangeFinder_LeddarOne , AP_RangeFinder_LightWareI2C , AP_RangeFinder_LightWareSerial , AP_RangeFinder_MAVLink , AP_RangeFinder_MaxsonarI2CXL , AP_RangeFinder_MaxsonarSerialLV , AP_RangeFinder_NMEA , AP_RangeFinder_PulsedLightLRF , AP_RangeFinder_PX4_PWM , AP_RangeFinder_TeraRangerI2C , AP_RangeFinder_uLanding , AP_RangeFinder_VL53L0X , AP_RangeFinder_Wasp , AP_RCProtocol_Backend , AP_RCProtocol_DSM , AP_RPM , AP_RPM_Backend , AP_RPM_Pin , AP_RPM_PX4_PWM , AP_RPM_SITL , AP_SBusOut , AP_SmartRTL , AP_Stats , AP_TempCalibration , AP_Volz_Protocol , AP_WheelEncoder , AP_WheelEncoder_Backend , AP_WheelEncoder_Quadrature , AP_Winch , AP_Winch_Backend , AP_Winch_Servo , Buzzer , ByteBuffer , CompassCalibrator , CompassLearn , DerivativeFilter< T, FILTER_SIZE > , Display , ExtendedKalmanFilter , ExternalLED , GCS , GCS_MAVLINK , IRLock , NotifyDevice , ObjectBuffer< T > , OpticalFlow , OpticalFlow_backend , OreoLED_PX4 , RangeFinder , RGBLed , SITL::ADSB , SITL::ADSB_Vehicle , SITL::Aircraft , SITL::Balloon , SITL::Calibration , SITL::CRRCSim , SITL::FlightAxis , SITL::Gazebo , SITL::Gimbal , SITL::Gripper_EPM , SITL::Gripper_Servo , SITL::Helicopter , SITL::ICEngine , SITL::JSBSim , SITL::last_letter , SITL::MultiCopter , SITL::Plane , SITL::QuadPlane , SITL::SimRover , SITL::SingleCopter , SITL::Sprayer , SITL::Submarine , SITL::Tracker , SITL::Vicon , SITL::XPlane , SoloGimbal_Parameters , ToneAlarm_ChibiOS , ToneAlarm_Linux , ToneAlarm_PX4 , Variometer
• update_50hz() : AP_SpdHgtControl , AP_TECS
• update_accel() : AP_InertialSensor_Backend
• update_all() : Display
• update_althold_lean_angle_max() : AC_AttitudeControl , AC_AttitudeControl_Heli , AC_AttitudeControl_Multi , AC_AttitudeControl_Sub
• update_ang_vel_target_from_att_error() : AC_AttitudeControl
• update_AOA_SSA() : AP_AHRS
• update_arm() : Display
• update_aux_servo_function() : SRV_Channels
• update_baro_state() : AP_UAVCAN
• update_battery() : Display
• update_bi_state() : AP_UAVCAN
• update_boundary_for_sector() : AP_Proximity_Backend
• update_boundary_points() : AP_Beacon
• update_brake() : AC_WPNav
• update_calibration() : AP_Airspeed , AP_Baro
• update_cd_values() : AP_AHRS
• update_colours() : RGBLed
• update_completion_mask() : CompassCalibrator
• update_control_mode() : AP_DEVO_Telem , AP_Frsky_Telem
• update_cruising() : SoaringController
• update_DCM() : AP_AHRS_NavEKF
• update_doing_sensor_rate_logging() : AP_InertialSensor::BatchSampler
• update_dynamics() : SITL::Aircraft
• update_ekf() : Display
• update_EKF2() : AP_AHRS_NavEKF
• update_EKF3() : AP_AHRS_NavEKF
• update_events() : AP_ServoRelayEvents
• update_fast() : AP_Mount , AP_Mount_Backend
• update_flighttime() : AP_Stats
• update_from_demand() : SITL::Gripper_EPM
• update_gps() : Display
• update_gps_sats() : Display
• update_gps_state() : AP_UAVCAN
• update_gripper() : AP_Gripper_Backend , AP_Gripper_EPM , AP_Gripper_Servo
• update_gyro() : AP_InertialSensor_Backend
• update_heading_hold() : AP_L1_Control , AP_Navigation
• update_healthy_flag() : AP_Baro_Backend , AP_Baro_SITL
• update_instance() : AP_GPS , AP_Proximity , AP_RPM , RangeFinder
• update_level_flight() : AP_L1_Control , AP_Navigation
• update_lift_max_from_batt_voltage() : AP_MotorsMulticopter
• update_logging() : AP::PerfInfo , AP_Scheduler
• update_loiter() : AP_L1_Control , AP_Navigation
• update_loop() : SITL::FlightAxis
• update_mag_field_bf() : SITL::Aircraft
• update_mag_state() : AP_UAVCAN
• update_mode() : Display
• update_motor_control() : AP_MotorsHeli , AP_MotorsHeli_Dual , AP_MotorsHeli_Quad , AP_MotorsHeli_Single
• update_onoff_servos() : SITL::Tracker
• update_override() : RGBLed
• update_phase_and_error_count() : AP_WheelEncoder_Quadrature
• update_pitch_throttle() : AP_SpdHgtControl , AP_TECS
• update_position() : SITL::Aircraft
• update_position_servos() : SITL::Tracker
• update_power_flags() : ChibiOS::AnalogIn
• update_pre_arm_check() : AP_RangeFinder_Backend
• update_prearm() : Display
• update_resistance_estimate() : AP_BattMonitor_Backend
• update_rotor_ramp() : AP_MotorsHeli_RSC
• update_rotor_runup() : AP_MotorsHeli_RSC
• update_rts_line() : ChibiOS::UARTDriver
• update_runtime() : AP_Stats
• update_sector_data() : AP_Proximity_TeraRangerTower
• update_sensor_status_flags() : AP_Frsky_Telem
• update_servo() : SITL::Motor
• update_servobased() : SITL::Gripper_EPM
• update_signing_timestamp() : GCS_MAVLINK
• update_SITL() : AP_AHRS_NavEKF
• update_spline() : AC_WPNav
• update_spline_solution() : AC_WPNav
• update_status() : AP_AccelCal , AP_RangeFinder_Backend
• update_steering() : AP_Landing_Deepstall
• update_targets_from_rc() : AP_Mount_Backend
• update_text() : Display
• update_text_empty() : Display
• update_thermalling() : SoaringController
• update_thread() : SITL::FlightAxis
• update_threat_level() : AP_Avoidance
• update_throttle_filter() : AP_Motors , AP_MotorsHeli , AP_MotorsMulticopter
• update_throttle_hover() : AP_MotorsMulticopter
• update_throttle_rpy_mix() : AC_AttitudeControl_Multi , AC_AttitudeControl_Sub
• update_timer() : OreoLED_PX4
• update_timestamp() : F4Light::UARTDriver
• update_trig() : AP_AHRS
• update_trigger() : AP_Camera
• update_vario() : SoaringController
• update_vel_controller_xy() : AC_PosControl
• update_vel_controller_xyz() : AC_PosControl
• update_vicon_position_estimate() : SITL::Vicon
• update_voltage() : AP_RangeFinder_analog
• update_volz_bitmask() : AP_Volz_Protocol
• update_waypoint() : AP_L1_Control , AP_Navigation
• update_wind() : SITL::Aircraft
• update_wpnav() : AC_WPNav
• update_xy_controller() : AC_PosControl
• update_z_controller() : AC_PosControl
• updateDownStatusFromPollResult() : Linux::CANManager::IfaceWrapper
• UpdateFilter() : NavEKF2 , NavEKF2_core , NavEKF3 , NavEKF3_core
• updateFilterStatus() : NavEKF2_core , NavEKF3_core
• updateLaneSwitchPosDownResetData() : NavEKF2 , NavEKF3
• updateLaneSwitchPosResetData() : NavEKF2 , NavEKF3
• updateLaneSwitchYawResetData() : NavEKF2 , NavEKF3
• updateStateIndexLim() : NavEKF3_core
• UpdateStrapdownEquationsNED() : NavEKF2_core , NavEKF3_core
• updateTimingStatistics() : NavEKF2_core , NavEKF3_core
• upgrade_motors_servo() : SRV_Channels
• upgrade_parameters() : SRV_Channels
• uptime_ms() : AP_AHRS , AP_AHRS_DCM
• usb_connected() : AP_HAL::GPIO , ChibiOS::GPIO , Empty::GPIO , F4Light::GPIO , HALSITL::GPIO , Linux::GPIO_BBB , Linux::GPIO_RPI , Linux::GPIO_Sysfs , PX4::PX4GPIO , VRBRAIN::VRBRAINGPIO
• USBDriver() : F4Light::USBDriver
• use() : AP_Airspeed
• use_accel() : AP_InertialSensor
• use_compass() : AP_AHRS , AP_AHRS_DCM , AP_AHRS_NavEKF , NavEKF2 , NavEKF2_core , NavEKF3 , NavEKF3_core
• use_fast_gains() : AP_AHRS_DCM
• use_flybar_passthrough() : AC_AttitudeControl , AC_AttitudeControl_Heli
• use_for_yaw() : Compass
• use_gyro() : AP_InertialSensor
• use_leaky_i() : AC_AttitudeControl , AC_AttitudeControl_Heli
• use_rtscts() : HALSITL::SITL_State
• use_sqrt_controller() : AC_AttitudeControl
• use_synthetic_airspeed() : AP_TECS
• useAirspeed() : NavEKF2_core , NavEKF3_core
• useRngFinder() : NavEKF2_core , NavEKF3_core
• using_feedback_pin() : AP_Camera
• Util() : F4Light::Util , HALSITL::Util
• UtilRPI() : Linux::UtilRPI